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Cheap flights from Washington, D.C. Reagan-National Airport to Allentown from $244

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 5/11. 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

Enter your travel dates to find the best prices.
American Airlines Logo
5:45 pm - 11:28 pm
DCA
-
ABE
5h 43m
1 stop
American Airlines Logo
12:00 pm - 4:47 pm
ABE
-
DCA
4h 47m
1 stop
$289American Airlines
Tue, Apr 21 - Sat, Apr 25
American Airlines Logo
7:07 pm - 12:21 am
DCA
-
ABE
5h 14m
1 stop
American Airlines Logo
5:46 pm - 9:59 pm
ABE
-
DCA
4h 13m
1 stop
$571American Airlines
Wed, Jun 24 - Sun, Jun 28
American Airlines Logo
7:07 pm - 12:23 am
DCA
-
ABE
5h 16m
1 stop
American Airlines Logo
6:15 am - 10:50 am
ABE
-
DCA
4h 35m
1 stop
$574American Airlines
Fri, Jul 24 - Sun, Jul 26
American Airlines Logo
7:00 pm - 11:28 pm
DCA
-
ABE
4h 28m
1 stop
American Airlines Logo
12:00 pm - 4:47 pm
ABE
-
DCA
4h 47m
1 stop
$637American Airlines
Tue, Apr 21 - Wed, Apr 22
United Airlines Logo
5:00 pm - 1:42 pm
DCA
-
ABE
20h 42m
1 stop
United Airlines Logo
6:15 am - 5:48 pm
ABE
-
DCA
11h 33m
1 stop
$651United Airlines
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
9:58 am - 12:22 am
DCA
-
ABE
14h 24m
1 stop
American Airlines Logo
6:04 am - 7:56 pm
ABE
-
DCA
13h 52m
1 stop
$660American Airlines
Sat, May 16 - Mon, May 18
United Airlines Logo
5:00 pm - 1:42 pm
DCA
-
ABE
20h 42m
1 stop
United Airlines Logo
6:15 am - 10:26 pm
ABE
-
DCA
16h 11m
1 stop
$669United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
2:00 pm - 10:06 am
DCA
-
ABE
20h 06m
1 stop
United Airlines Logo
6:15 am - 10:26 pm
ABE
-
DCA
16h 11m
1 stop
$681United Airlines
Tue, Sep 1 - Sat, Sep 5
United Airlines Logo
2:00 pm - 10:06 am
DCA
-
ABE
20h 06m
1 stop
United Airlines Logo
10:38 am - 10:26 pm
ABE
-
DCA
11h 48m
1 stop
$691United Airlines
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
7:46 pm - 12:22 am
DCA
-
ABE
4h 36m
1 stop
American Airlines Logo
12:00 pm - 4:47 pm
ABE
-
DCA
4h 47m
1 stop
$756American Airlines
Fri, May 15 - Mon, May 18

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
Sep 1
DCA5:00 pmWashington, D.C. Reagan-National
20h 42m
1 stop
ABE1:42 pmAllentown-Bethlehem
Sep 5
ABE6:15 amAllentown-Bethlehem
11h 33m
1 stop
DCA5:48 pmWashington, D.C. Reagan-National
$651
United Airlines
Sep 1
DCA5:00 pmWashington, D.C. Reagan-National
20h 42m
1 stop
ABE1:42 pmAllentown-Bethlehem
Sep 5
ABE6:15 amAllentown-Bethlehem
16h 11m
1 stop
DCA10:26 pmWashington, D.C. Reagan-National
$669
United Airlines
Sep 1
DCA2:00 pmWashington, D.C. Reagan-National
20h 06m
1 stop
ABE10:06 amAllentown-Bethlehem
Sep 5
ABE6:15 amAllentown-Bethlehem
16h 11m
1 stop
DCA10:26 pmWashington, D.C. Reagan-National
$681

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
Apr 21
DCA5:45 pmWashington, D.C. Reagan-National
5h 43m
1 stop
ABE11:28 pmAllentown-Bethlehem
Apr 25
ABE12:00 pmAllentown-Bethlehem
4h 47m
1 stop
DCA4:47 pmWashington, D.C. Reagan-National
$289
American Airlines
Apr 16
DCA5:00 amWashington, D.C. Reagan-National
6h 27m
1 stop
ABE11:27 amAllentown-Bethlehem
Apr 18
ABE12:00 pmAllentown-Bethlehem
4h 47m
1 stop
DCA4:47 pmWashington, D.C. Reagan-National
$339
American Airlines
Jun 24
DCA7:07 pmWashington, D.C. Reagan-National
5h 14m
1 stop
ABE12:21 amAllentown-Bethlehem
Jun 28
ABE5:46 pmAllentown-Bethlehem
4h 13m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$571

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 April 9, 2026.
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

Cheapest round-trip

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 4/21

5:45 pm-11:28 pm

1 stop5h 43m

Allentown-Bethlehem

Sat 4/25

12:00 pm-4:47 pm

1 stop4h 47m

$289

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Wed 6/24

7:07 pm-12:21 am

1 stop5h 14m

Allentown-Bethlehem

Sun 6/28

5:46 pm-9:59 pm

1 stop4h 13m

$571

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Fri 7/24

7:07 pm-12:23 am

1 stop5h 16m

Allentown-Bethlehem

Sun 7/26

6:15 am-10:50 am

1 stop4h 35m

$574
Quickest round-trip

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 4/21

7:00 pm-11:28 pm

1 stop4h 28m

Allentown-Bethlehem

Wed 4/22

12:00 pm-4:47 pm

1 stop4h 47m

$637

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 9/1

5:00 pm-1:42 pm

1 stop20h 42m

Allentown-Bethlehem

Sat 9/5

6:15 am-5:48 pm

1 stop11h 33m

$651

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sat 5/16

9:58 am-12:22 am

1 stop14h 24m

Allentown-Bethlehem

Mon 5/18

6:04 am-7:56 pm

1 stop13h 52m

$660

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 9/1

5:00 pm-1:42 pm

1 stop20h 42m

Allentown-Bethlehem

Sat 9/5

6:15 am-10:26 pm

1 stop16h 11m

$669

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 9/1

2:00 pm-10:06 am

1 stop20h 06m

Allentown-Bethlehem

Sat 9/5

6:15 am-10:26 pm

1 stop16h 11m

$681

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Tue 9/1

2:00 pm-10:06 am

1 stop20h 06m

Allentown-Bethlehem

Sat 9/5

10:38 am-10:26 pm

1 stop11h 48m

$691

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Fri 5/15

7:46 pm-12:22 am

1 stop4h 36m

Allentown-Bethlehem

Mon 5/18

12:00 pm-4:47 pm

1 stop4h 47m

$756

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Allentown from

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 airline that flies from Washington, D.C. Reagan-National to Allentown-Bethlehem?

American Airlines is the most popular carrier operating from Washington, D.C. Reagan-National to Allentown-Bethlehem

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

Fastest flight time

14h 24m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Allentown takes 14h 24m
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.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Allentown

  • 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 14h 24m, 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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