$563 Flight Deals from Denver to Porto

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... and +100s more

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Stops

Up to 1 stop
$595
Up to 2 stops
$612

Airlines

Air Europa
$1090
American Airlines
$1941
British Airways
$634
Brussels Airlines
$622
Finnair
$835
IBERIA
$804
Lufthansa
$595
SWISS
$671
TAP Portugal
$1113

Cabin Class

Economy
$595

Departure Airports

Denver International Airport
$595

Arrival Airports

Francisco de Sá Carneiro Airport
$595

Layover Airports

Adolfo Suárez Madrid–Barajas Airport
$634
Amsterdam Airport Schiphol
$1090
Austin Bergstrom International Airport
$931
Brussels Airport
$622
Chicago O Hare Airport
$612
Dallas Fort Worth International Airport
$810
Detroit Metropolitan Airport
$1865
Frankfurt am Main Airport
$595
General Edward Lawrence Logan International Airport
$1113
Geneva Cointrin International Airport
$1438
Hartsfield Jackson Atlanta International Airport
$1090
Humberto Delgado Airport (Lisbon Portela Airport)
$1113
London Heathrow Airport
$809
Montreal Trudeau Airport
$622
Munich Airport
$918
New York John F Kennedy Airport
$1090
Newark Liberty Airport
$595
Philadelphia International Airport
$1941
Washington Dulles Airport
$632
Zürich Airport
$671

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Exclusively for Priceline Members
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BUNDLE & SAVE

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On average save $240 per traveler

Lufthansa

11/16/25

6:00am

DEN

27h 30m

EWR

11/17/25

9:30am

OPO

Lufthansa

12/10/25

6:00am

OPO

10h

FRA

12/10/25

4:00pm

DEN

^$595

Lufthansa

11/16/25

6:00am

DEN

27h 30m

EWR

11/17/25

9:30am

OPO

Lufthansa

12/10/25

6:00am

OPO

7h 40m

FRA

12/10/25

1:40pm

DEN

^$602

Lufthansa

11/16/25

6:00am

DEN

27h 30m

EWR

11/17/25

9:30am

OPO

Lufthansa

12/10/25

6:00am

OPO

10h 20m

FRA

ORD

12/10/25

4:20pm

DEN

^$612

Brussels Airlines

11/16/25

11:15am

DEN

24h 50m

YUL

BRU

11/17/25

12:05pm

OPO

Brussels Airlines

12/10/25

6:00am

OPO

7h 40m

FRA

12/10/25

1:40pm

DEN

^$622

Lufthansa

11/16/25

5:50pm

DEN

21h 25m

FRA

11/17/25

3:15pm

OPO

Lufthansa

12/10/25

6:00am

OPO

12h 2m

FRA

EWR

12/10/25

6:02pm

DEN

^$626

Brussels Airlines

11/16/25

11:15am

DEN

24h 50m

YUL

BRU

11/17/25

12:05pm

OPO

Brussels Airlines

12/10/25

6:00am

OPO

13h 17m

FRA

IAD

12/10/25

7:17pm

DEN

^$632

Lufthansa

11/16/25

11:15am

DEN

24h 25m

YUL

FRA

11/17/25

11:40am

OPO

Lufthansa

12/10/25

6:00am

OPO

10h 20m

FRA

ORD

12/10/25

4:20pm

DEN

^$633

British Airways

11/16/25

12:32pm

DEN

23h 13m

ORD

MAD

11/17/25

11:45am

OPO

British Airways

12/10/25

8:20am

OPO

13h 57m

MAD

ORD

12/10/25

10:17pm

DEN

^$634

SWISS

11/16/25

11:15am

DEN

23h 55m

IAD

ZRH

11/17/25

11:10am

OPO

SWISS

12/10/25

6:00am

OPO

7h 40m

FRA

12/10/25

1:40pm

DEN

^$671

IBERIA

11/16/25

12:32pm

DEN

23h 13m

ORD

MAD

11/17/25

11:45am

OPO

IBERIA

12/10/25

8:20am

OPO

13h 57m

MAD

ORD

12/10/25

10:17pm

DEN

^$804

SWISS

11/16/25

5:35pm

DEN

23h 55m

LHR

ZRH

11/17/25

5:30pm

OPO

SWISS

12/10/25

7:20pm

OPO

19h 10m

ZRH

LHR

12/11/25

2:30pm

DEN

^$809

British Airways

11/16/25

12:32pm

DEN

23h 13m

ORD

MAD

11/17/25

11:45am

OPO

British Airways

12/10/25

8:20am

OPO

11h 35m

MAD

DFW

12/10/25

7:55pm

DEN

^$810

British Airways

11/22/25

6:51pm

DEN

40h 54m

DFW

MAD

11/24/25

11:45am

OPO

British Airways

11/29/25

8:40pm

OPO

18h 45m

MAD

LHR

11/30/25

3:25pm

DEN

^$823

IBERIA

11/16/25

9:25am

DEN

22h 15m

DFW

MAD

11/17/25

7:40am

OPO

IBERIA

12/10/25

8:20am

OPO

13h 57m

MAD

ORD

12/10/25

10:17pm

DEN

^$833

IBERIA

11/16/25

8:33am

DEN

23h 7m

DFW

MAD

11/17/25

7:40am

OPO

IBERIA

12/10/25

8:20am

OPO

11h 35m

MAD

DFW

12/10/25

7:55pm

DEN

^$834

Finnair

11/16/25

12:52pm

DEN

22h 53m

DFW

MAD

11/17/25

11:45am

OPO

Finnair

12/10/25

8:20am

OPO

11h 35m

MAD

DFW

12/10/25

7:55pm

DEN

^$835

Brussels Airlines

11/16/25

11:45am

DEN

21h 45m

EWR

11/17/25

9:30am

OPO

Brussels Airlines

12/10/25

6:00am

OPO

7h 40m

FRA

12/10/25

1:40pm

DEN

^$867

Lufthansa

11/22/25

4:20pm

DEN

20h 30m

MUC

11/23/25

12:50pm

OPO

Lufthansa

11/28/25

1:45pm

OPO

24h 50m

MUC

11/29/25

2:35pm

DEN

^$918

Lufthansa

11/22/25

4:20pm

DEN

20h 30m

MUC

11/23/25

12:50pm

OPO

Lufthansa

11/28/25

4:15pm

OPO

23h 45m

FRA

11/29/25

4:00pm

DEN

^$928

Brussels Airlines

11/22/25

11:15am

DEN

24h 50m

YUL

BRU

11/23/25

12:05pm

OPO

Brussels Airlines

11/28/25

1:45pm

OPO

24h 50m

MUC

11/29/25

2:35pm

DEN

^$928

Lufthansa

11/22/25

3:55pm

DEN

43h 45m

AUS

FRA

11/24/25

11:40am

OPO

Lufthansa

11/29/25

12:40pm

OPO

27h 20m

FRA

11/30/25

4:00pm

DEN

^$931

Air Europa

11/16/25

12:00pm

DEN

22h 50m

ATL

MAD

11/17/25

10:50am

OPO

Air Europa

12/10/25

5:00am

OPO

13h 22m

AMS

JFK

12/10/25

6:22pm

DEN

^$1090

TAP Portugal

11/16/25

1:30pm

DEN

23h 30m

BOS

LIS

11/17/25

1:00pm

OPO

TAP Portugal

12/10/25

8:55am

OPO

14h 9m

LIS

BOS

12/10/25

11:04pm

DEN

^$1113

IBERIA

11/22/25

8:33am

DEN

23h 7m

DFW

MAD

11/23/25

7:40am

OPO

IBERIA

11/29/25

8:20am

OPO

25h 2m

MAD

DFW

11/30/25

9:22am

DEN

^$1160

TAP Portugal

11/22/25

4:10pm

DEN

21h

EWR

11/23/25

1:10pm

OPO

TAP Portugal

11/28/25

6:55am

OPO

16h 9m

LIS

BOS

11/28/25

11:04pm

DEN

^$1360

TAP Portugal

11/22/25

4:10pm

DEN

21h

EWR

11/23/25

1:10pm

OPO

TAP Portugal

11/28/25

6:35pm

OPO

15h 53m

EWR

11/29/25

10:28am

DEN

^$1423

SWISS

11/21/25

5:35pm

DEN

23h 55m

LHR

ZRH

11/22/25

5:30pm

OPO

SWISS

11/29/25

3:15pm

OPO

23h 15m

GVA

LHR

11/30/25

2:30pm

DEN

^$1438

TAP Portugal

11/22/25

4:10pm

DEN

21h

EWR

11/23/25

1:10pm

OPO

TAP Portugal

11/28/25

9:00am

OPO

14h 38m

LIS

EWR

11/28/25

11:38pm

DEN

^$1466

Air Europa

11/22/25

12:00pm

DEN

22h 50m

ATL

MAD

11/23/25

10:50am

OPO

Air Europa

11/29/25

5:00am

OPO

12h 29m

AMS

DTW

11/29/25

5:29pm

DEN

^$1865

American Airlines

11/21/25

12:26pm

DEN

27h 34m

PHL

MAD

11/22/25

4:00pm

OPO

American Airlines

11/29/25

8:40pm

OPO

25h 29m

MAD

ORD

11/30/25

10:09pm

DEN

^$1941

Top Deals on flights from Denver to Porto

Denver, US (DEN) - Porto, PT (OPO)

Lufthansa

Oct 16

5:59pm

DEN

21h 46m

FRA

Oct 17

3:45pm

OPO

as low as

^$563

Denver, US (DEN) - Porto, PT (OPO)

Aug 1

9:24am

DEN

26h 16m

BOS

Aug 2

11:40am

OPO

as low as

^$564

Denver, US (DEN) - Porto, PT (OPO)

American Airlines

Oct 12

11:59pm

DEN

35h 41m

MIA

MAD

Oct 14

11:40am

OPO

as low as

^$568

Denver, US (DEN) - Porto, PT (OPO)

Oct 4

11:59pm

DEN

33h 46m

EWR

Oct 6

9:45am

OPO

as low as

^$601

Denver, US (DEN) - Porto, PT (OPO)

Oct 4

5:36pm

DEN

53h 44m

YYZ

MUC

Oct 6

11:20pm

OPO

as low as

^$606

Denver, US (DEN) - Porto, PT (OPO)

SWISS

Sep 22

5:50pm

DEN

38h 5m

ZRH

Sep 24

7:55am

OPO

as low as

^$609

Denver, US (DEN) - Porto, PT (OPO)

Jul 7

11:54pm

DEN

35h 46m

JFK

Jul 9

11:40am

OPO

as low as

^$614

Denver, US (DEN) - Porto, PT (OPO)

Brussels Airlines

Oct 12

11:15am

DEN

28h 45m

YUL

BRU

Oct 13

4:00pm

OPO

as low as

^$622

Denver, US (DEN) - Porto, PT (OPO)

Lufthansa

Jul 29

8:10am

DEN

27h 5m

IAD

FRA

Jul 30

11:15am

OPO

as low as

^$625

Denver, US (DEN) - Porto, PT (OPO)

TAP Portugal

Oct 12

10:44pm

DEN

36h 11m

BOS

Oct 14

10:55am

OPO

as low as

^$632

Denver, US (DEN) - Porto, PT (OPO)

Lufthansa

Sep 22

6:00pm

DEN

40h 25m

ORD

MUC

Sep 24

10:25am

OPO

as low as

^$636

Denver, US (DEN) - Porto, PT (OPO)

Oct 4

9:40am

DEN

24h 5m

DCA

EWR

Oct 5

9:45am

OPO

as low as

^$642

Frequently Asked Questions

What are the most convenient layover airports for my flight?

The most convenient layover airports for your flight from Denver to Porto are Newark Liberty Airport, London Heathrow Airport, London Gatwick Airport, Montreal Trudeau Airport, and Frankfurt am Main Airport.

What is the cheapest and fastest flight from Denver to Porto?

The cheapest flight is with Lufthansa at $595, taking 27 hours 30 minutes. The fastest flight is with Brussels Airlines at $1219, taking 19 hours 45 minutes.

What are all possible destination arrival airports?

Possible destination arrival airports include Francisco de Sá Carneiro Airport, Newark Liberty Airport, LHR, LGW, Montreal Trudeau Airport, Brussels Airport, Chicago O'Hare Airport, Adolfo Suárez Madrid–Barajas Airport, Washington Dulles Airport, and Zürich Airport.

What is the time difference between destination and arrival?

The time difference between Denver and Porto is 8 hours, with Porto being ahead of Denver.

Is there a direct flight from origin to destination?

There is no direct flight from Denver to Porto. The options available include convenient 1 stop flights with Lufthansa at $ 595, British Airways at $ 629, and others, as well as 2 stops flights with airlines such as Brussels Airlines and SWISS.

Are there convenient layover flights from Denver to Porto?

Yes, there are convenient layover flights from Denver to Porto. Airlines offering these flights include Lufthansa at $595, British Airways at $629, American Airlines at $771, IBERIA at $822, and Finnair at $828, all with one stop. Additionally, 2-stop options are available from Brussels Airlines, Lufthansa, and others.

Flights to Porto

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Flight Deals from Denver to Porto from $563

Stops

Airlines

Cabin Class

Departure Airports

Arrival Airports

Layover Airports

Best Price. GUARANTEED.

Top Deals on flights from Denver to Porto

Frequently Asked Questions

Flights to Porto