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Flight Deals from Philadelphia to London Heathrow Airport from $399

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Stops

  • Nonstop
    from $790
  • Up to 1 stop
    $556
  • Up to 2 stops
    $643

Airlines

  • Aer Lingus
    $865
  • Air Canada
    $749
  • American Airlines
    $851
  • British Airways
    $769
  • Delta Air Lines
    $827
  • Finnair
    $884
  • IBERIA
    $865
  • Icelandair
    $834
  • JetBlue
    $556
  • Lufthansa
    $766
  • SAS Airlines
    $711
  • SWISS
    $796
  • TAP Portugal
    $803
  • United Airlines
    $749

Cabin Class

  • Economy
    $556

Departure Airports

  • Philadelphia International Airport
    $556

Arrival Airports

  • London Heathrow Airport
    $556

Layover Airports

  • Adolfo Suárez Madrid–Barajas Airport
    $769
  • Amsterdam Airport Schiphol
    $804
  • Barcelona International Airport
    $818
  • Chicago O Hare Airport
    $771
  • Copenhagen Kastrup Airport
    $711
  • Dublin Airport
    $770
  • Frankfurt am Main Airport
    $749
  • General Edward Lawrence Logan International Airport
    $556
  • Hartsfield Jackson Atlanta International Airport
    $711
  • Humberto Delgado Airport (Lisbon Portela Airport)
    $884
  • Minneapolis-St Paul International/Wold-Chamberlain Airport
    $827
  • Montreal Trudeau Airport
    $749
  • Munich Airport
    $822
  • New York John F Kennedy Airport
    $643
  • Nice-Côte d'Azur Airport
    $823
  • Orlando International Airport
    $775
  • Paris Charles de Gaulle Airport
    $783
  • Pittsburgh International Airport
    $821
  • Raleigh Durham International Airport
    $897
  • Reykjavik Keflavik Airport
    $834
  • Rome Fiumicino Airport
    $782
  • Toronto Pearson Airport
    $757
  • Washington Dulles Airport
    $830
  • Zürich Airport
    $796

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On average save $240 per traveler
JetBlue Logo
JetBlue

09/23/25

PHL
20h 10m
BOS

09/24/25

LHR
JetBlue Logo
JetBlue

10/09/25

LHR
10h 12m
BOS

10/09/25

PHL
$556
Free cancellation within 83 hours of booking
JetBlue Logo
JetBlue

09/23/25

PHL
27h 30m
BOS
JFK

09/24/25

LHR
JetBlue Logo
JetBlue

10/09/25

LHR
6h 32m
BOS

10/09/25

PHL
$643
Free cancellation within 83 hours of booking
SAS Airlines Logo
SAS Airlines

10/22/25

PHL
24h
ATL
CPH

10/23/25

LHR
SAS Airlines Logo
SAS Airlines

10/28/25

LHR
14h 36m
CPH
BOS

10/28/25

PHL
$711
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/30/25

PHL
20h 45m
YUL

10/01/25

LHR
Air Canada Logo
Air Canada

10/09/25

LHR
9h 30m
FRA

10/09/25

PHL
$749
Free cancellation within 83 hours of booking
United Airlines Logo
United Airlines

09/30/25

PHL
15h 5m
YUL

10/01/25

LHR
United Airlines Logo
United Airlines

10/09/25

LHR
8h 30m
FRA

10/09/25

PHL
$749
Free cancellation within 83 hours of booking
Air Canada Logo
Air Canada

09/23/25

PHL
19h 55m
YYZ
YUL

09/24/25

LHR
Air Canada Logo
Air Canada

09/30/25

LHR
9h 30m
FRA

09/30/25

PHL
$757
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

10/13/25

PHL
18h 10m
YUL

10/14/25

LHR
Lufthansa Logo
Lufthansa

10/21/25

LHR
6h 30m
FRA

10/21/25

PHL
$766
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/08/25

PHL
12h 10m
Direct

10/09/25

LHR
British Airways Logo
British Airways

10/14/25

LHR
8h 15m
MAD

10/14/25

PHL
$769
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/24/25

PHL
12h
Direct

09/25/25

LHR
British Airways Logo
British Airways

10/06/25

LHR
19h 10m
DUB

10/07/25

PHL
$770
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/07/25

PHL
19h 50m
ORD

10/08/25

LHR
British Airways Logo
British Airways

10/29/25

LHR
20h 40m
DUB

10/30/25

PHL
$771
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/23/25

PHL
12h 15m
Direct

09/24/25

LHR
British Airways Logo
British Airways

10/09/25

LHR
27h 22m
MCO

10/10/25

PHL
$775
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/15/25

PHL
12h 15m
Direct

10/16/25

LHR
British Airways Logo
British Airways

10/20/25

LHR
17h 45m
FCO

10/21/25

PHL
$782
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/22/25

PHL
12h
Direct

10/23/25

LHR
British Airways Logo
British Airways

10/28/25

LHR
10h 15m
CDG

10/28/25

PHL
$783
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/08/25

PHL
12h
Direct

10/09/25

LHR
British Airways Logo
British Airways

10/14/25

LHR
2h 55m
Direct

10/14/25

PHL
$790
Free cancellation within 83 hours of booking
SWISS Logo
SWISS

10/08/25

PHL
21h 45m
ORD
ZRH

10/09/25

LHR
SWISS Logo
SWISS

10/15/25

LHR
6h 30m
FRA

10/15/25

PHL
$796
Free cancellation within 83 hours of booking
TAP Portugal Logo
TAP Portugal

10/13/25

PHL
15h 30m
BOS

10/14/25

LHR
TAP Portugal Logo
TAP Portugal

10/21/25

LHR
21h 10m
BOS

10/22/25

PHL
$803
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/22/25

PHL
25h 15m
ATL

10/23/25

LHR
British Airways Logo
British Airways

10/28/25

LHR
7h 50m
AMS

10/28/25

PHL
$804
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/25/25

PHL
12h 10m
Direct

09/26/25

LHR
British Airways Logo
British Airways

10/01/25

LHR
10h
BCN

10/01/25

PHL
$818
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

10/12/25

PHL
15h 30m
PIT

10/13/25

LHR
British Airways Logo
British Airways

10/26/25

LHR
21h 45m
DUB

10/27/25

PHL
$821
Free cancellation within 83 hours of booking
Lufthansa Logo
Lufthansa

09/23/25

PHL
19h 5m
FRA

09/24/25

LHR
Lufthansa Logo
Lufthansa

10/09/25

LHR
9h 5m
MUC
FRA

10/09/25

PHL
$822
Free cancellation within 83 hours of booking
British Airways Logo
British Airways

09/25/25

PHL
14h 20m
BOS

09/26/25

LHR
British Airways Logo
British Airways

10/01/25

LHR
7h 50m
NCE

10/01/25

PHL
$823
Free cancellation within 83 hours of booking
Delta Air Lines Logo
Delta Air Lines

09/25/25

PHL
23h 50m
ATL

09/26/25

LHR
Delta Air Lines Logo
Delta Air Lines

10/02/25

LHR
11h 18m
MSP

10/02/25

PHL
$827
Free cancellation within 83 hours of booking
SWISS Logo
SWISS

09/24/25

PHL
14h 42m
IAD

09/25/25

LHR
SWISS Logo
SWISS

10/04/25

LHR
11h 35m
ZRH
ORD

10/04/25

PHL
$830
Free cancellation within 83 hours of booking
Icelandair Logo
Icelandair

10/08/25

PHL
25h 35m
BOS
KEF

10/09/25

LHR
Icelandair Logo
Icelandair

10/15/25

LHR
9h 17m
KEF
BOS

10/15/25

PHL
$834
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

10/08/25

PHL
12h 10m
Direct

10/09/25

LHR
American Airlines Logo
American Airlines

10/15/25

LHR
7h
DUB

10/15/25

PHL
$851
Free cancellation within 83 hours of booking
Aer Lingus Logo
Aer Lingus

10/01/25

PHL
14h 40m
DUB

10/02/25

LHR
Aer Lingus Logo
Aer Lingus

10/07/25

LHR
7h
DUB

10/07/25

PHL
$865
Free cancellation within 83 hours of booking
IBERIA Logo
IBERIA

10/08/25

PHL
12h 10m
Direct

10/09/25

LHR
IBERIA Logo
IBERIA

10/14/25

LHR
7h
DUB

10/14/25

PHL
$865
Free cancellation within 83 hours of booking
TAP Portugal Logo
TAP Portugal

10/08/25

PHL
27h 50m
BOS
LIS

10/09/25

LHR
TAP Portugal Logo
TAP Portugal

10/15/25

LHR
25h 20m
LIS
BOS

10/16/25

PHL
$884
Free cancellation within 83 hours of booking
Finnair Logo
Finnair

10/08/25

PHL
12h 15m
Direct

10/09/25

LHR
Finnair Logo
Finnair

10/15/25

LHR
5h 35m
DUB

10/15/25

PHL
$884
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

10/15/25

PHL
17h 20m
RDU

10/16/25

LHR
American Airlines Logo
American Airlines

10/22/25

LHR
10h 39m
ORD

10/22/25

PHL
$897
Free cancellation within 83 hours of booking

Top Deals on flights from Philadelphia to London Heathrow Airport

Philadelphia, US (PHL) - London, GB (LON)

JetBlue Logo
JetBlue

Jun 12

PHL
24h 30m
BOS

Jun 13

LHR

as low as

$399

Philadelphia, US (PHL) - London, GB (LON)

JetBlue Logo
JetBlue

May 16

PHL
27h 30m
BOS
JFK

May 17

LHR

as low as

$525

Philadelphia, US (PHL) - London, GB (LON)

TAP Portugal Logo
TAP Portugal

Jun 14

PHL
20h 15m
BOS

Jun 15

LHR

as low as

$562

Philadelphia, US (PHL) - London, GB (LON)

Aer Lingus Logo
Aer Lingus

May 26

PHL
14h 40m
DUB

May 27

LHR

as low as

$623

Philadelphia, US (PHL) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

May 21

PHL
20h
BOS

May 22

LHR

as low as

$637

Philadelphia, US (PHL) - London, GB (LON)

Delta Air Lines Logo
Delta Air Lines

May 20

PHL
16h 55m
ATL

May 21

LHR

as low as

$637

Philadelphia, US (PHL) - London, GB (LON)

Air Canada Logo
Air Canada

May 20

PHL
18h 40m
YUL

May 21

LHR

as low as

$675

Philadelphia, US (PHL) - London, GB (LON)

United Airlines Logo
United Airlines

May 21

PHL
20h 45m
YUL

May 22

LHR

as low as

$683

Philadelphia, US (PHL) - London, GB (LON)

 Logo

May 20

PHL
17h 30m
ATL

May 21

LHR

as low as

$687

Philadelphia, US (PHL) - London, GB (LON)

Air Canada Logo
Air Canada

May 21

PHL
19h 25m
YYZ
YUL

May 22

LHR

as low as

$689

Philadelphia, US (PHL) - London, GB (LON)

British Airways Logo
British Airways

May 21

PHL
12h 25m
Direct

May 22

LHR

as low as

$697

Philadelphia, US (PHL) - London, GB (LON)

SWISS Logo
SWISS

May 20

PHL
31h 44m
ORD
ZRH

May 21

LHR

as low as

$717

Frequently Asked Questions

What is the typical flight duration from Philadelphia to London Heathrow Airport?
The typical flight duration from Philadelphia (PHL) to London Heathrow Airport (LHR) generally ranges between 6 to 8 hours for a nonstop flight. This duration may vary slightly based on weather conditions and air traffic. It is advisable to arrive at the airport well in advance to account for check-in and security procedures. Travelers should also consider potential delays during peak travel seasons. Overall, planning ahead will help ensure that your journey from Philadelphia to London runs smoothly while allowing flexibility for minor timing variations.
Are there any direct flights available from Philadelphia to London Heathrow Airport?
Yes, there are direct flights available from Philadelphia (PHL) to London Heathrow Airport (LHR). These non-stop services, operated by carriers such as British Airways and American Airlines, typically offer a more convenient and quicker travel experience compared to flights with layovers. Direct flights not only reduce total travel time but also minimize the hassle of transferring between flights. It is recommended to book in advance as prices can range from approximately $600 to $1200, depending on the season and how far ahead you secure your reservation.
What are the best transportation options from London Heathrow Airport to central London?
Travelers arriving at London Heathrow Airport have several reliable transportation options to reach central London. The Heathrow Express train is a popular choice, taking between 15 to 20 minutes to reach Paddington station with fares ranging from £25 to £30. Alternatively, the London Underground’s Piccadilly line offers a direct connection at a much lower cost of about £6 to £10, though the journey can take around 45 to 60 minutes. Taxis and rideshare services are available for door-to-door service, with fares generally between £40 to £70 depending on traffic conditions.
What are the must-see attractions in London for travelers arriving from Philadelphia?
Travelers from Philadelphia are encouraged to explore a range of must-see attractions in London. Iconic landmarks such as Buckingham Palace, the Tower of London, and the British Museum provide rich historical and cultural insights. The scenic South Bank offers impressive views of the London Eye, while Covent Garden boasts vibrant street performances and boutique shopping. Additionally, a hop-on-hop-off bus tour can help you efficiently explore multiple attractions. These varied experiences provide a comprehensive look at London’s heritage and modern charm, ensuring a memorable visit for international travelers.
Which local dishes should travelers from Philadelphia try when visiting London?
Travelers from Philadelphia should seize the opportunity to taste traditional and modern British cuisine while in London. Classic dishes to try include fish and chips served with mushy peas, a traditional Sunday roast featuring various meats and seasonal vegetables, and a full English breakfast ideal for starting the day. For a contemporary culinary experience, explore food markets like Borough Market or Camden Market where you can enjoy artisanal offerings and street food. Complement your meal with a locally brewed pint, and consider trying a dessert like Victoria sponge cake to round out your British dining experience.
What are the best family-friendly activities in London for visitors from Philadelphia?
For families visiting London from Philadelphia, the city offers a variety of activities that cater to all age groups. Museums such as the Science Museum and Natural History Museum provide interactive exhibits perfect for children and adults alike. Enjoy some outdoor time in places like Hyde Park or Kensington Gardens, which feature spacious play areas and picnic spots. You can also take a ride on the London Eye for panoramic city views or opt for a family-friendly river cruise along the Thames. These activities combine fun and education to create an engaging experience for every member of the family.
What are the customs requirements for travelers flying from Philadelphia to London?
Travelers flying from Philadelphia to London should be prepared for UK customs regulations at London Heathrow Airport. Ensure that your passport is valid and check if you require a visa based on your nationality. You must declare items that exceed your personal allowances, such as large sums of money, alcohol, or tobacco products. Restrictions may also apply to certain food items, plants, and other goods, with limits varying in value and quantity. It is advisable to review the latest customs guidelines prior to departure to avoid delays and ensure a smooth entry process into the UK.
Are there any seasonal events in London that travelers from Philadelphia should not miss?
Yes, London hosts an array of seasonal events that are particularly appealing to visitors from Philadelphia. In summer, enjoy outdoor festivals, cultural fairs, and vibrant street performances, while winter transforms the city with charming Christmas markets, ice-skating rinks, and festive light displays in places like Covent Garden and Hyde Park. Spring and autumn are ideal for art exhibitions and food festivals, offering an authentic taste of local culture. Checking event calendars ahead of your trip is recommended, as ticket prices generally range from £10 to £50 depending on the event’s scale and popularity.
What are the most affordable dining options in London for travelers from Philadelphia?
Affordable dining in London offers an eclectic mix of options ideal for visitors arriving from Philadelphia. Explore vibrant food markets such as Borough Market or Camden Market where street food typically costs between £5 to £15. Many traditional pubs offer hearty, home-cooked meals and daily specials within the £10 to £20 range. Additionally, budget-friendly chain restaurants and diverse ethnic eateries are widely available across the city. To maximize savings, consider having your main meal at lunchtime when prices may be lower. This variety ensures that you can enjoy London’s culinary scene without overstretching your budget.
What are the best accommodation options in London for visitors from Philadelphia?
London offers a wide range of accommodation suited for different budgets and preferences for visitors from Philadelphia. High-end travelers may opt for luxury hotels in central areas like Mayfair or Kensington with rates typically between £300 to £500 per night. Mid-range hotels and boutique inns in districts such as Bloomsbury or Shoreditch offer comfortable stays priced between £100 to £250 per night. Budget-conscious travelers can choose hostels or guesthouses in suburban neighborhoods with costs generally ranging from £50 to £100. It’s beneficial to consider proximity to public transportation for ease of exploring the city’s landmarks.
What cultural etiquette should travelers from Philadelphia be aware of when visiting London?
Travelers from Philadelphia should note that London etiquette emphasizes politeness, respect, and orderly conduct. Queuing is taken seriously; waiting your turn, whether for public transport or in shops, is expected. A friendly handshake is common during greetings, and maintaining a calm, courteous tone is appreciated in social settings. When dining, using proper table manners and not speaking loudly in restaurants helps ensure a respectful atmosphere. Additionally, punctuality is considered a mark of respect in many social and professional contexts. Adhering to these norms will help you blend seamlessly with local customs.
What are the best shopping areas in London for travelers from Philadelphia looking for souvenirs?
London offers diverse shopping options for visitors seeking unique souvenirs. For a mix of luxury and high-street fashion, explore Oxford Street and Regent Street, where both well-known brands and designer boutiques are located. Covent Garden and Carnaby Street provide charming independent shops and artisanal crafts, ideal for finding distinctive keepsakes. Department stores like Harrods and Selfridges also offer a range of British goods. Additionally, Camden Market is renowned for its vintage items and quirky merchandise. Each area provides a different shopping experience, ensuring travelers have ample choices for memorable souvenirs.
Is there a specific time of year when London is best visited by travelers from Philadelphia?
While London is a great destination year-round, many travelers from Philadelphia find late spring to early autumn to be the best time to visit. During these periods, the weather is generally mild with temperatures ranging from 15°C to 22°C, making it comfortable for sightseeing. These seasons usually see fewer crowds than peak summer, allowing for a more relaxed experience at popular attractions. Additionally, various cultural events, outdoor festivals, and seasonal markets are in full swing. This combination of pleasant weather and lively local activities makes for an ideal visit.
What airport services are available for families traveling from Philadelphia to London?
London Heathrow Airport is well-equipped with family-friendly services for those arriving from Philadelphia. The airport provides dedicated family check-in counters, baby and toddler play areas, and accessible changing facilities throughout the terminals. Stroller rental services are available to facilitate easier navigation, and many lounges offer quiet zones for families to relax. Clear signage and helpful customer service desks further assist in navigating the extensive airport. To ensure the best experience, check current service offerings and any updates ahead of travel, as these facilities help create a smoother and more comfortable transit for families.
What are the health and safety tips for travelers from Philadelphia visiting London?
Travelers from Philadelphia visiting London should prioritize both health and safety. It is advisable to purchase travel insurance that covers medical emergencies and to carry any necessary prescription medications in their original containers. While London is generally safe, be mindful of pickpockets in crowded areas such as busy markets or public transport hubs. Stay aware of your surroundings, keep valuables secure, and follow local advice regarding safe areas. Additionally, follow any public health guidelines in place, such as hand hygiene, particularly in tourist settings. These measures will help ensure a secure and comfortable visit.

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