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Cheap flights from Washington, D.C. Reagan-National Airport to Allentown from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Allentown departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Allentown

Cheap round-trip flights

American Airlines Logo
5:24 pm - 10:52 pmDCA-ABE
5h 28m1 stop
American Airlines Logo
5:10 pm - 10:15 pmABE-DCA
5h 05m1 stop
$422American Airlines
Find Deal
Fri, Nov 14 - Sat, Nov 15
American Airlines Logo
6:30 am - 1:26 pmDCA-ABE
6h 56m1 stop
American Airlines Logo
5:53 pm - 10:16 pmABE-DCA
4h 23m1 stop
$423American Airlines
Find Deal
Thu, Oct 16 - Sat, Oct 18
American Airlines Logo
11:59 am - 6:01 pmDCA-ABE
6h 02m1 stop
American Airlines Logo
6:00 am - 11:00 amABE-DCA
5h 00m1 stop
$429American Airlines
Find Deal
Sat, Oct 4 - Wed, Oct 8
American Airlines Logo
6:30 am - 1:26 pmDCA-ABE
6h 56m1 stop
American Airlines Logo
1:56 pm - 7:59 pmABE-DCA
6h 03m1 stop
$507American Airlines
Find Deal
Thu, Oct 16 - Fri, Oct 17
Multiple Airlines Logo
7:00 am - 11:37 pmDCA-ABE
40h 37m2 stops
Multiple Airlines Logo
8:00 am - 12:04 pmABE-DCA
28h 04m2 stops
$508Multiple Airlines
Find Deal
Sun, Oct 19 - Fri, Oct 24
American Airlines Logo
6:49 am - 1:00 pmDCA-ABE
6h 11m1 stop
American Airlines Logo
5:53 pm - 10:16 pmABE-DCA
4h 23m1 stop
$539American Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
United Airlines Logo
7:59 pm - 10:38 amDCA-ABE
14h 39m1 stop
United Airlines Logo
6:30 am - 7:16 pmABE-DCA
12h 46m2 stops
$678United Airlines
Find Deal
Thu, Oct 16 - Sat, Oct 18
United Airlines Logo
6:04 pm - 10:38 amDCA-ABE
16h 34m1 stop
United Airlines Logo
5:28 pm - 3:22 pmABE-DCA
21h 54m2 stops
$769United Airlines
Find Deal
Sun, Oct 19 - Fri, Oct 24
United Airlines Logo
6:04 pm - 10:38 amDCA-ABE
16h 34m1 stop
United Airlines Logo
1:00 pm - 10:58 amABE-DCA
21h 58m1 stop
$788United Airlines
Find Deal
Sun, Oct 19 - Fri, Oct 24

United Airlines flights from Washington, D.C. Reagan-National Airport to Allentown

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Allentown flight tickets
United Airlines
Oct 16
DCA7:59 pmWashington, D.C. Reagan-National
14h 39m
1 stop
ABE10:38 amAllentown-Bethlehem
Oct 18
ABE6:30 amAllentown-Bethlehem
12h 46m
2 stops
DCA7:16 pmWashington, D.C. Reagan-National
$678
Find similar
United Airlines
Oct 19
DCA6:04 pmWashington, D.C. Reagan-National
16h 34m
1 stop
ABE10:38 amAllentown-Bethlehem
Oct 24
ABE5:28 pmAllentown-Bethlehem
21h 54m
2 stops
DCA3:22 pmWashington, D.C. Reagan-National
$769
Find similar
United Airlines
Oct 19
DCA6:04 pmWashington, D.C. Reagan-National
16h 34m
1 stop
ABE10:38 amAllentown-Bethlehem
Oct 24
ABE1:00 pmAllentown-Bethlehem
21h 58m
1 stop
DCA10:58 amWashington, D.C. Reagan-National
$788
Find similar

American Airlines flights from Washington, D.C. Reagan-National Airport to Allentown

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Allentown flight tickets
American Airlines
Nov 14
DCA5:24 pmWashington, D.C. Reagan-National
5h 28m
1 stop
ABE10:52 pmAllentown-Bethlehem
Nov 15
ABE5:10 pmAllentown-Bethlehem
5h 05m
1 stop
DCA10:15 pmWashington, D.C. Reagan-National
$422
Find similar
American Airlines
Oct 16
DCA6:30 amWashington, D.C. Reagan-National
6h 56m
1 stop
ABE1:26 pmAllentown-Bethlehem
Oct 18
ABE5:53 pmAllentown-Bethlehem
4h 23m
1 stop
DCA10:16 pmWashington, D.C. Reagan-National
$423
Find similar
American Airlines
Oct 4
DCA11:59 amWashington, D.C. Reagan-National
6h 02m
1 stop
ABE6:01 pmAllentown-Bethlehem
Oct 8
ABE6:00 amAllentown-Bethlehem
5h 00m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$429
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Allentown 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 September 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Fri 11/14

5:24 pm-10:52 pm

1 stop5h 28m

Allentown-Bethlehem

Sat 11/15

5:10 pm-10:15 pm

1 stop5h 05m

$422

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Thu 10/16

6:30 am-1:26 pm

1 stop6h 56m

Allentown-Bethlehem

Sat 10/18

5:53 pm-10:16 pm

1 stop4h 23m

$423

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sat 10/4

11:59 am-6:01 pm

1 stop6h 02m

Allentown-Bethlehem

Wed 10/8

6:00 am-11:00 am

1 stop5h 00m

$429

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Thu 10/16

6:30 am-1:26 pm

1 stop6h 56m

Allentown-Bethlehem

Fri 10/17

1:56 pm-7:59 pm

1 stop6h 03m

$507

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sun 10/19

7:00 am-11:37 pm

2 stops40h 37m

Allentown-Bethlehem

Fri 10/24

8:00 am-12:04 pm

2 stops28h 04m

$508

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Thu 10/2

6:49 am-1:00 pm

1 stop6h 11m

Allentown-Bethlehem

Mon 10/6

5:53 pm-10:16 pm

1 stop4h 23m

$539

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Thu 10/16

7:59 pm-10:38 am

1 stop14h 39m

Allentown-Bethlehem

Sat 10/18

6:30 am-7:16 pm

2 stops12h 46m

$678

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sun 10/19

6:04 pm-10:38 am

1 stop16h 34m

Allentown-Bethlehem

Fri 10/24

5:28 pm-3:22 pm

2 stops21h 54m

$769

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sun 10/19

6:04 pm-10:38 am

1 stop16h 34m

Allentown-Bethlehem

Fri 10/24

1:00 pm-10:58 am

1 stop21h 58m

$788

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Mon 10/20

6:30 am-1:26 pm

1 stop6h 56m

$254

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Allentown

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 day to depart on your flight to Allentown?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Allentown is on a Wednesday when prices can be found for as low as $257. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Saturday is $276.

When to book flights from Washington, D.C. Reagan-National Airport to Allentown

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

Cheap Washington, D.C. Reagan-National Airport to Allentown (DCA to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Allentown

Direct flights

None
There are no direct flights from Washington, D.C. Reagan-National Airport to Allentown. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Allentown.
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  • How far is Washington, D.C. Reagan-National to Allentown-Bethlehem by plane?

    The straight-line distance from Washington, D.C. Reagan-National to Allentown-Bethlehem is 146.8 mi. Flights usually cover this in 5h 28m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Allentown-Bethlehem Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Allentown-Bethlehem Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Allentown-Bethlehem 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 Washington, D.C. Reagan-National Airport to Allentown-Bethlehem Airport.

  • What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

    The travel and health documents required for your trip to Allentown-Bethlehem Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Allentown-Bethlehem Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Allentown?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from Washington, D.C..

Can I find flights from Washington, D.C. to Allentown with flexible booking policies on momondo?

Yes. All flights to Allentown from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Allentown?

Once you have performed a search for Washington, D.C. to Allentown flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Washington, D.C. to Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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