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Cheap flights from Allentown to Los Angeles from $200

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 12/3. 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
0 bags

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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 - 6:15 pmABE-ONT
8h 15m1 stop
Delta Logo
12:00 pm - 10:56 pmONT-ABE
7h 56m1 stop
$349Delta
Find Deal
mié., abr. 15 - mié., abr. 22
Delta Logo
6:00 pm - 11:04 pmABE-ONT
8h 04m1 stop
Delta Logo
12:16 pm - 10:12 pmONT-ABE
6h 56m1 stop
$389Delta
Find Deal
vie., nov. 14 - mar., nov. 18
Delta Logo
6:00 pm - 11:04 pmABE-ONT
8h 04m1 stop
Delta Logo
6:00 am - 10:12 pmONT-ABE
13h 12m2 stops
$394Delta
Find Deal
vie., nov. 14 - mar., nov. 18
United Airlines Logo
1:00 pm - 10:51 pmABE-ONT
12h 51m2 stops
United Airlines Logo
6:38 pm - 11:48 amONT-ABE
14h 10m2 stops
$399United Airlines
Find Deal
vie., nov. 14 - mar., nov. 18
United Airlines Logo
5:32 pm - 10:26 pmABE-ONT
7h 54m1 stop
United Airlines Logo
7:00 am - 5:01 pmONT-ABE
7h 01m1 stop
$409United Airlines
Find Deal
sáb., abr. 4 - sáb., abr. 11
American Airlines Logo
7:30 am - 5:22 pmABE-ONT
12h 52m2 stops
American Airlines Logo
7:16 am - 10:26 pmONT-ABE
12h 10m2 stops
$417American Airlines
Find Deal
dom., ene. 18 - mié., ene. 21
United Airlines Logo
6:15 am - 12:47 pmABE-ONT
9h 32m2 stops
United Airlines Logo
5:05 am - 9:15 pmONT-ABE
13h 10m2 stops
$419United Airlines
Find Deal
mié., ene. 21 - sáb., ene. 24
Delta Logo
6:30 am - 11:38 amABE-ONT
8h 08m1 stop
Delta Logo
1:00 pm - 10:52 pmONT-ABE
6h 52m1 stop
$437Delta
Find Deal
dom., abr. 5 - mié., abr. 8
American Airlines Logo
6:30 am - 5:46 pmABE-ONT
14h 16m2 stops
American Airlines Logo
10:32 am - 12:15 amONT-ABE
10h 43m2 stops
$547American Airlines
Find Deal
mié., abr. 15 - mié., abr. 22
American Airlines Logo
2:00 pm - 9:11 pmABE-ONT
10h 11m1 stop
American Airlines Logo
6:17 am - 10:58 pmONT-ABE
13h 41m2 stops
$644American Airlines
Find Deal
mié., nov. 26 - mié., dic. 3

Delta flights from Allentown to Ontario

Our best Delta deals on Allentown to Ontario flight tickets
Delta
Apr 15
ABE1:00 pmAllentown-Bethlehem
8h 15m
1 stop
ONT6:15 pmOntario
Apr 22
ONT12:00 pmOntario
7h 56m
1 stop
ABE10:56 pmAllentown-Bethlehem
$349
Find similar
Delta
Nov 14
ABE6:00 pmAllentown-Bethlehem
8h 04m
1 stop
ONT11:04 pmOntario
Nov 18
ONT12:16 pmOntario
6h 56m
1 stop
ABE10:12 pmAllentown-Bethlehem
$389
Find similar
Delta
Nov 14
ABE6:00 pmAllentown-Bethlehem
8h 04m
1 stop
ONT11:04 pmOntario
Nov 18
ONT6:00 amOntario
13h 12m
2 stops
ABE10:12 pmAllentown-Bethlehem
$394
Find similar

United Airlines flights from Allentown to Ontario

Our best United Airlines deals on Allentown to Ontario flight tickets
United Airlines
Nov 14
ABE1:00 pmAllentown-Bethlehem
12h 51m
2 stops
ONT10:51 pmOntario
Nov 18
ONT6:38 pmOntario
14h 10m
2 stops
ABE11:48 amAllentown-Bethlehem
$399
Find similar
United Airlines
Apr 4
ABE5:32 pmAllentown-Bethlehem
7h 54m
1 stop
ONT10:26 pmOntario
Apr 11
ONT7:00 amOntario
7h 01m
1 stop
ABE5:01 pmAllentown-Bethlehem
$409
Find similar
United Airlines
Jan 21
ABE6:15 amAllentown-Bethlehem
9h 32m
2 stops
ONT12:47 pmOntario
Jan 24
ONT5:05 amOntario
13h 10m
2 stops
ABE9:15 pmAllentown-Bethlehem
$419
Find similar

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 octubre 31, 2025.
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

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

mié. 4/15

1:00 pm-6:15 pm

1 stop8h 15m

Ontario

mié. 4/22

12:00 pm-10:56 pm

1 stop7h 56m

$349

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

vie. 11/14

6:00 pm-11:04 pm

1 stop8h 04m

Ontario

mar. 11/18

12:16 pm-10:12 pm

1 stop6h 56m

$389

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

vie. 11/14

6:00 pm-11:04 pm

1 stop8h 04m

Ontario

mar. 11/18

6:00 am-10:12 pm

2 stops13h 12m

$394

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

vie. 11/14

1:00 pm-10:51 pm

2 stops12h 51m

Ontario

mar. 11/18

6:38 pm-11:48 am

2 stops14h 10m

$399

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

sáb. 4/4

5:32 pm-10:26 pm

1 stop7h 54m

Ontario

sáb. 4/11

7:00 am-5:01 pm

1 stop7h 01m

$409

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

dom. 1/18

7:30 am-5:22 pm

2 stops12h 52m

Ontario

mié. 1/21

7:16 am-10:26 pm

2 stops12h 10m

$417

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

mié. 1/21

6:15 am-12:47 pm

2 stops9h 32m

Ontario

sáb. 1/24

5:05 am-9:15 pm

2 stops13h 10m

$419

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

dom. 4/5

6:30 am-11:38 am

1 stop8h 08m

Ontario

mié. 4/8

1:00 pm-10:52 pm

1 stop6h 52m

$437

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

mié. 4/15

6:30 am-5:46 pm

2 stops14h 16m

Ontario

mié. 4/22

10:32 am-12:15 am

2 stops10h 43m

$547

AllentownOntario

ABE - ONT

ABEONT

Allentown-Bethlehem

mié. 11/26

2:00 pm-9:11 pm

1 stop10h 11m

Ontario

mié. 12/3

6:17 am-10:58 pm

2 stops13h 41m

$644

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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

What is the cheapest month to fly to Ontario?

In general, January is the cheapest month to fly from Allentown to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $291. If you aren’t able to travel during the month of January, then book flights to Ontario from Allentown during October instead. Flights to Ontario in October, while not as cheap as those in January, still average around $334.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Friday when prices can be found for as low as $470. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Allentown to Ontario for around $677.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Allentown to Ontario when you can find flight prices for as low as $486. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $592 on average. Flights to Ontario from Allentown in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
There are no direct flights from Allentown to Ontario. There are no popular flight routes from Allentown to Ontario.
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  • 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 43m, 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
7.9
7,998 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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