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Cheap flights from Allentown to Los Angeles from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Los Angeles departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Allentown to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:00 pm - 7:30 pmABE  Allentown-Bethlehem-ONT Ontario
9h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:22 pm - 10:27 pmONT  Ontario-ABE Allentown-Bethlehem
7h 05m1 stop Atlanta Hartsfield-Jackson
$297Delta
Sat, Nov 7 - Wed, Nov 18
Delta Logo
1:10 pm - 7:53 pmABE  Allentown-Bethlehem-ONT Ontario
9h 43m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 5:21 pmONT  Ontario-ABE Allentown-Bethlehem
7h 16m1 stop Atlanta Hartsfield-Jackson
$297Delta
Wed, Sep 2 - Wed, Sep 9
Delta Logo
6:30 am - 11:27 amABE  Allentown-Bethlehem-ONT Ontario
7h 57m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 10:46 pmONT  Ontario-ABE Allentown-Bethlehem
7h 46m1 stop Atlanta Hartsfield-Jackson
$297Delta
Tue, Feb 9 - Sat, Feb 13
Delta Logo
6:30 am - 11:27 amABE  Allentown-Bethlehem-ONT Ontario
7h 57m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 5:12 pmONT  Ontario-ABE Allentown-Bethlehem
7h 12m1 stop Atlanta Hartsfield-Jackson
$297Delta
Sat, Feb 6 - Wed, Feb 17
Delta Logo
1:00 pm - 7:30 pmABE  Allentown-Bethlehem-ONT Ontario
9h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:22 pm - 10:27 pmONT  Ontario-ABE Allentown-Bethlehem
7h 05m1 stop Atlanta Hartsfield-Jackson
$297Delta
Sat, Nov 7 - Tue, Nov 17
Delta Logo
6:30 am - 11:27 amABE  Allentown-Bethlehem-ONT Ontario
7h 57m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 5:12 pmONT  Ontario-ABE Allentown-Bethlehem
7h 12m1 stop Atlanta Hartsfield-Jackson
$297Delta
Tue, Feb 9 - Wed, Feb 17
Delta Logo
1:00 pm - 7:30 pmABE  Allentown-Bethlehem-ONT Ontario
9h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:10 pm - 12:04 pmONT  Ontario-ABE Allentown-Bethlehem
9h 54m1 stop Atlanta Hartsfield-Jackson
$297Delta
Sat, Nov 7 - Mon, Nov 16
Delta Logo
1:00 pm - 7:30 pmABE  Allentown-Bethlehem-ONT Ontario
9h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:22 pm - 10:27 pmONT  Ontario-ABE Allentown-Bethlehem
7h 05m1 stop Atlanta Hartsfield-Jackson
$297Delta
Sat, Nov 7 - Sat, Nov 14
American Airlines Logo
6:00 am - 1:31 pmABE  Allentown-Bethlehem-ONT Ontario
10h 31m2 stops Charlotte Douglas Dallas/Fort Worth
American Airlines Logo
6:15 am - 10:18 pmONT  Ontario-ABE Allentown-Bethlehem
13h 03m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl
$403American Airlines
Wed, Sep 2 - Wed, Sep 9
American Airlines Logo
6:00 am - 1:31 pmABE  Allentown-Bethlehem-ONT Ontario
10h 31m2 stops Charlotte Douglas Dallas/Fort Worth
American Airlines Logo
6:00 am - 10:18 pmONT  Ontario-ABE Allentown-Bethlehem
13h 18m2 stops Dallas/Fort Worth Chicago O'Hare Intl
$441American Airlines
Wed, Sep 2 - Wed, Sep 9

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American Airlines flights from Allentown to Ontario

Our best American Airlines deals on Allentown to Ontario flight tickets
American Airlines
Sep 2
ABE6:00 amAllentown-Bethlehem
10h 31m
2 stops
ONT1:31 pmOntario
Sep 9
ONT6:15 amOntario
13h 03m
2 stops
ABE10:18 pmAllentown-Bethlehem
$403
American Airlines
Sep 2
ABE6:00 amAllentown-Bethlehem
10h 31m
2 stops
ONT1:31 pmOntario
Sep 9
ONT6:00 amOntario
13h 18m
2 stops
ABE10:18 pmAllentown-Bethlehem
$441
American Airlines
Sep 10
ABE9:13 amAllentown-Bethlehem
12h 00m
2 stops
ONT6:13 pmOntario
Sep 16
ONT7:20 amOntario
11h 58m
2 stops
ABE10:18 pmAllentown-Bethlehem
$444

United Airlines flights from Allentown to Ontario

Our best United Airlines deals on Allentown to Ontario flight tickets
United Airlines
Sep 2
ABE5:36 pmAllentown-Bethlehem
7h 59m
1 stop
ONT10:35 pmOntario
Sep 9
ONT5:00 amOntario
13h 00m
2 stops
ABE9:00 pmAllentown-Bethlehem
$462
United Airlines
Feb 9
ABE10:37 amAllentown-Bethlehem
12h 43m
2 stops
ONT8:20 pmOntario
Feb 16
ONT6:53 pmOntario
12h 13m
2 stops
ABE10:06 amAllentown-Bethlehem
$488
United Airlines
Sep 2
ABE6:15 amAllentown-Bethlehem
15h 01m
2 stops
ONT6:16 pmOntario
Sep 10
ONT7:00 amOntario
6h 56m
1 stop
ABE4:56 pmAllentown-Bethlehem
$505

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Allentown to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Sat 11/7

1:00 pm-7:30 pm

1 stop9h 30m

Ontario

Wed 11/18

12:22 pm-10:27 pm

1 stop7h 05m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Wed 9/2

1:10 pm-7:53 pm

1 stop9h 43m

Ontario

Wed 9/9

7:05 am-5:21 pm

1 stop7h 16m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Tue 2/9

6:30 am-11:27 am

1 stop7h 57m

Ontario

Sat 2/13

12:00 pm-10:46 pm

1 stop7h 46m

$297
Quickest round-trip

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Sat 2/6

6:30 am-11:27 am

1 stop7h 57m

Ontario

Wed 2/17

7:00 am-5:12 pm

1 stop7h 12m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Sat 11/7

1:00 pm-7:30 pm

1 stop9h 30m

Ontario

Tue 11/17

12:22 pm-10:27 pm

1 stop7h 05m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Tue 2/9

6:30 am-11:27 am

1 stop7h 57m

Ontario

Wed 2/17

7:00 am-5:12 pm

1 stop7h 12m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Sat 11/7

1:00 pm-7:30 pm

1 stop9h 30m

Ontario

Mon 11/16

11:10 pm-12:04 pm

1 stop9h 54m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Sat 11/7

1:00 pm-7:30 pm

1 stop9h 30m

Ontario

Sat 11/14

12:22 pm-10:27 pm

1 stop7h 05m

$297

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Wed 9/2

6:00 am-1:31 pm

2 stops10h 31m

Ontario

Wed 9/9

6:15 am-10:18 pm

2 stops13h 03m

$403

AllentownOntario

ABE Allentown-Bethlehem - ONT Ontario

ABEONT

Allentown-Bethlehem

Wed 9/2

6:00 am-1:31 pm

2 stops10h 31m

Ontario

Wed 9/9

6:00 am-10:18 pm

2 stops13h 18m

$441

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Allentown to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Allentown to Ontario flights?

You could potentially save up to 3% on your flight if you consider stops on a Allentown to Ontario flight.

When to book flights from Allentown to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Ontario (ABE to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Ontario

Fastest flight time

7h 20m

Direct flights

None
The fastest flight from Allentown to Ontario takes 7h 20m
There are no direct flights from Allentown to Ontario. There are no popular flight routes from Allentown to Ontario.
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Frequently asked questions about flying from Allentown to Ontario

  • How far is Allentown-Bethlehem to Ontario by plane?

    The straight-line distance from Allentown-Bethlehem to Ontario is 2336.4 mi. Flights usually cover this in 7h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Ontario Airport?

    Prices for flights from Allentown-Bethlehem Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Ontario Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Allentown to Ontario?

Best airlines flying from Allentown to Ontario

Compare and see reviews for airlines that fly from Allentown to Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $338Free CancellationRating
7.8
8,502 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Allentown to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Allentown to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Allentown to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Allentown to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Allentown.

I’m not ready to book a flight from Allentown to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Allentown. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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