background

Flight Deals from Atlanta to Ontario International Airport from $123

Bundle + Save

Bundle + Save

Top flight deals from leading airlines:

QR LogoSQ LogoNH LogoEK LogoJL LogoTK LogoAF Logo

... and +100s more

Benefit Icon
Incredible Deals

Save up to 50% on select flights with Priceline

Benefit Icon
Bundle & Save

Save an average of $240 per person when bundling your flight and hotel together with Priceline

Benefit Icon
Best Price Guarantee

If a VIP member finds a better price elsewhere, we'll refund up to 200% of the difference

Benefit Icon
Help 24/7

We’re always here for you - reach us 24 hours a day, 7 days a week

Stops

Up to 1 stop
$247

Airlines

American Airlines
$432
Frontier Airlines
$247

Cabin Class

Economy
$247

Departure Airports

Hartsfield Jackson Atlanta International Airport
$247

Arrival Airports

Ontario International Airport
$247

Layover Airports

Dallas Fort Worth International Airport
$432
Denver International Airport
$247
Harry Reid International Airport
$247
Phoenix Sky Harbor International Airport
$432
San Francisco International Airport
$247

Best Price. GUARANTEED.

Exclusively for Priceline Members
Tired of searching? Book now!
We'll refund the difference if you find a lower price.

Bundle and Save
BUNDLE & SAVE

Book a flight & hotel together for extra savings.

On average save $240 per traveler
Frontier Airlines Logo
Frontier Airlines

05/01/25

7:16am
ATL
7h 10m
DEN
Frontier Airlines Logo
Frontier Airlines

05/08/25

10:52am
ONT
16h 21m
LAS
$247
Free cancellation within 83 hours of booking
Frontier Airlines Logo
Frontier Airlines

05/01/25

7:02pm
ATL
15h 22m
LAS
Frontier Airlines Logo
Frontier Airlines

05/08/25

10:52am
ONT
16h 21m
LAS
$247
Free cancellation within 83 hours of booking
Frontier Airlines Logo
Frontier Airlines

05/01/25

8:02pm
ATL
17h
SFO
Frontier Airlines Logo
Frontier Airlines

05/08/25

10:52am
ONT
16h 21m
LAS
$247
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
9h 18m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
7h 26m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

7:33am
ATL
7h 13m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

7:33am
ATL
7h 13m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
7h 26m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
9h 18m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$432
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

8:15pm
ATL
6h 35m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$519
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

8:15pm
ATL
6h 35m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$519
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

7:33am
ATL
7h 13m
DFW
American Airlines Logo
American Airlines

05/08/25

7:25pm
ONT
23h 36m
PHX
$557
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
7h 26m
DFW
American Airlines Logo
American Airlines

05/08/25

7:25pm
ONT
23h 36m
PHX
$557
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
9h 18m
DFW
American Airlines Logo
American Airlines

05/08/25

7:25pm
ONT
23h 36m
PHX
$557
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

6:23pm
ATL
6h 47m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

2:13pm
ATL
7h 16m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

6:23pm
ATL
6h 47m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

2:13pm
ATL
7h 16m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

4:28pm
ATL
8h 42m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

4:28pm
ATL
8h 42m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$570
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

6:23pm
ATL
8h 27m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$595
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

6:23pm
ATL
8h 27m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$595
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
11h 21m
DFW
American Airlines Logo
American Airlines

05/08/25

6:01am
ONT
7h 35m
PHX
$634
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
11h 21m
DFW
American Airlines Logo
American Airlines

05/08/25

1:14pm
ONT
5h 47m
PHX
$634
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
9h 18m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$649
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

5:28am
ATL
7h 26m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$649
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

7:33am
ATL
7h 13m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$649
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

8:15pm
ATL
6h 35m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$736
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

2:13pm
ATL
7h 16m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$787
Free cancellation within 83 hours of booking
American Airlines Logo
American Airlines

05/01/25

6:23pm
ATL
6h 47m
DFW
American Airlines Logo
American Airlines

05/08/25

11:59pm
ONT
20h 52m
DFW
$787
Free cancellation within 83 hours of booking

Top Deals on flights from Atlanta to Ontario International Airport

Atlanta, US (ATL) - Los Angeles, US (LAX)

Frontier Airlines Logo
Frontier Airlines

May 2

7:16am
ATL
7h 10m
DEN

as low as

$123

Atlanta, US (ATL) - Los Angeles, US (LAX)

Frontier Airlines Logo
Frontier Airlines

May 2

11:47am
ATL
9h
DFW

as low as

$123

Atlanta, US (ATL) - Los Angeles, US (LAX)

Frontier Airlines Logo
Frontier Airlines

May 2

10:36pm
ATL
11h 48m
LAS

as low as

$129

Atlanta, US (ATL) - Los Angeles, US (LAX)

United Airlines Logo
United Airlines

May 2

11:15am
ATL
6h 54m
DEN

as low as

$229

Atlanta, US (ATL) - Los Angeles, US (LAX)

United Airlines Logo
United Airlines

May 2

7:05am
ATL
8h 19m
SFO

as low as

$229

Atlanta, US (ATL) - Los Angeles, US (LAX)

United Airlines Logo
United Airlines

May 2

4:31pm
ATL
7h 22m
DEN

as low as

$229

Atlanta, US (ATL) - Los Angeles, US (LAX)

Alaska Airlines Logo
Alaska Airlines

May 2

7:37pm
ATL
16h 39m
PDX

as low as

$232

Atlanta, US (ATL) - Los Angeles, US (LAX)

American Airlines Logo
American Airlines

May 2

8:15pm
ATL
6h 35m
DFW

as low as

$253

Atlanta, US (ATL) - Los Angeles, US (LAX)

American Airlines Logo
American Airlines

May 2

1:31pm
ATL
10h 28m
CLT

as low as

$253

Atlanta, US (ATL) - Los Angeles, US (LAX)

American Airlines Logo
American Airlines

May 2

6:05pm
ATL
6h 53m
PHX

as low as

$253

Atlanta, US (ATL) - Los Angeles, US (LAX)

American Airlines Logo
American Airlines

May 2

5:00am
ATL
9h 59m
CLT
PHX

as low as

$258

Atlanta, US (ATL) - Los Angeles, US (LAX)

American Airlines Logo
American Airlines

May 2

10:56am
ATL
10h 24m
CLT
PHX

as low as

$258
Priceline is part of Booking Holdings, the world leader in online travel & related services.
Priceline LogoBooking LogoKayak LogoOpen Table LogoRental Cars LogoAgoba Logo
Sroll to top