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Cheap flights from Allentown to Washington, D.C. from $264

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Washington, D.C. departing on 9/6. 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 Allentown to Washington, D.C. (ABE-WAS)

Cheap round-trip flights

American Airlines Logo
6:00 am - 10:59 amABE-DCA
4h 59m1 stop
American Airlines Logo
11:59 am - 6:30 pmDCA-ABE
6h 31m1 stop
$264American Airlines
Find Deal
Sat, Sep 6 - Wed, Sep 10
American Airlines Logo
6:00 am - 10:07 amABE-IAD
4h 07m1 stop
American Airlines Logo
2:21 pm - 6:30 pmIAD-ABE
4h 09m1 stop
$264American Airlines
Find Deal
Sat, Sep 6 - Wed, Sep 10
American Airlines Logo
6:00 am - 10:59 amABE-DCA
4h 59m1 stop
American Airlines Logo
5:24 pm - 9:50 pmDCA-ABE
4h 26m1 stop
$269American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
American Airlines Logo
6:00 am - 12:18 pmABE-IAD
6h 18m1 stop
American Airlines Logo
12:48 pm - 6:30 pmIAD-ABE
5h 42m1 stop
$269American Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
American Airlines Logo
2:52 pm - 10:00 pmABE-DCA
7h 08m1 stop
American Airlines Logo
3:28 pm - 10:05 pmDCA-ABE
6h 37m1 stop
$324American Airlines
Find Deal
Sat, Sep 6 - Tue, Sep 9
Logo
4:55 pm - 4:13 pmABE-IAD
23h 18m3 stops
Logo
10:49 am - 10:55 amIAD-ABE
24h 06m2 stops
$343
Find Deal
Thu, Sep 4 - Mon, Sep 8
Delta Logo
6:00 am - 5:09 pmABE-DCA
11h 09m2 stops
Delta Logo
7:55 am - 10:39 pmDCA-ABE
14h 44m2 stops
$458Delta
Find Deal
Sat, Sep 6 - Tue, Sep 9
United Airlines Logo
1:00 pm - 7:35 amABE-IAD
18h 35m2 stops
United Airlines Logo
8:20 am - 4:53 pmIAD-ABE
8h 33m1 stop
$499United Airlines
Find Deal
Sat, Sep 6 - Wed, Sep 10
United Airlines Logo
5:28 pm - 7:28 amABE-IAD
14h 00m2 stops
United Airlines Logo
5:45 pm - 11:58 amIAD-ABE
18h 13m2 stops
$508United Airlines
Find Deal
Sat, Sep 6 - Tue, Sep 9
Delta Logo
6:00 am - 5:09 pmABE-DCA
11h 09m2 stops
Delta Logo
7:55 am - 10:39 pmDCA-ABE
14h 44m2 stops
$588Delta
Find Deal
Sat, Sep 6 - Tue, Sep 9

United Airlines flights from Allentown to Washington, D.C.

Our best United Airlines deals on Allentown to Washington, D.C. flight tickets
United Airlines
Sep 6
ABE1:00 pmAllentown-Bethlehem
18h 35m
2 stops
IAD7:35 amWashington, D.C. Dulles Intl
Sep 10
IAD8:20 amWashington, D.C. Dulles Intl
8h 33m
1 stop
ABE4:53 pmAllentown-Bethlehem
$499
Find similar
United Airlines
Sep 6
ABE5:28 pmAllentown-Bethlehem
14h 00m
2 stops
IAD7:28 amWashington, D.C. Dulles Intl
Sep 9
IAD5:45 pmWashington, D.C. Dulles Intl
18h 13m
2 stops
ABE11:58 amAllentown-Bethlehem
$508
Find similar
United Airlines
Sep 6
ABE5:28 pmAllentown-Bethlehem
14h 00m
2 stops
IAD7:28 amWashington, D.C. Dulles Intl
Sep 9
IAD10:10 pmWashington, D.C. Dulles Intl
13h 48m
2 stops
ABE11:58 amAllentown-Bethlehem
$513
Find similar

American Airlines flights from Allentown to Washington, D.C.

Our best American Airlines deals on Allentown to Washington, D.C. flight tickets
American Airlines
Sep 6
ABE6:00 amAllentown-Bethlehem
4h 07m
1 stop
IAD10:07 amWashington, D.C. Dulles Intl
Sep 10
IAD2:21 pmWashington, D.C. Dulles Intl
4h 09m
1 stop
ABE6:30 pmAllentown-Bethlehem
$264
Find similar
American Airlines
Sep 4
ABE6:00 amAllentown-Bethlehem
6h 18m
1 stop
IAD12:18 pmWashington, D.C. Dulles Intl
Sep 8
IAD12:48 pmWashington, D.C. Dulles Intl
5h 42m
1 stop
ABE6:30 pmAllentown-Bethlehem
$269
Find similar
American Airlines
Sep 6
ABE2:52 pmAllentown-Bethlehem
3h 55m
1 stop
IAD6:47 pmWashington, D.C. Dulles Intl
Sep 9
IAD2:21 pmWashington, D.C. Dulles Intl
4h 09m
1 stop
ABE6:30 pmAllentown-Bethlehem
$324
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Washington, D.C. 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 21, 2025.
Use the filters below to find and compare flights from Allentown to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Sat 9/6

6:00 am-10:59 am

1 stop4h 59m

Washington, D.C. Reagan-National

Wed 9/10

11:59 am-6:30 pm

1 stop6h 31m

$264

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 9/6

6:00 am-10:07 am

1 stop4h 07m

Washington, D.C. Dulles Intl

Wed 9/10

2:21 pm-6:30 pm

1 stop4h 09m

$264

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Thu 9/4

6:00 am-10:59 am

1 stop4h 59m

Washington, D.C. Reagan-National

Mon 9/8

5:24 pm-9:50 pm

1 stop4h 26m

$269

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 9/4

6:00 am-12:18 pm

1 stop6h 18m

Washington, D.C. Dulles Intl

Mon 9/8

12:48 pm-6:30 pm

1 stop5h 42m

$269

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Sat 9/6

2:52 pm-10:00 pm

1 stop7h 08m

Washington, D.C. Reagan-National

Tue 9/9

3:28 pm-10:05 pm

1 stop6h 37m

$324

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 9/4

4:55 pm-4:13 pm

3 stops23h 18m

Washington, D.C. Dulles Intl

Mon 9/8

10:49 am-10:55 am

2 stops24h 06m

$343

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Sat 9/6

6:00 am-5:09 pm

2 stops11h 09m

Washington, D.C. Reagan-National

Tue 9/9

7:55 am-10:39 pm

2 stops14h 44m

$458

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 9/6

1:00 pm-7:35 am

2 stops18h 35m

Washington, D.C. Dulles Intl

Wed 9/10

8:20 am-4:53 pm

1 stop8h 33m

$499

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sat 9/6

5:28 pm-7:28 am

2 stops14h 00m

Washington, D.C. Dulles Intl

Tue 9/9

5:45 pm-11:58 am

2 stops18h 13m

$508

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Sat 9/6

6:00 am-5:09 pm

2 stops11h 09m

Washington, D.C. Reagan-National

Tue 9/9

7:55 am-10:39 pm

2 stops14h 44m

$588

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Allentown to Washington, D.C.

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 Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Allentown is on a Friday. momondo users have found tickets for Friday departures for as low as $360. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Allentown to Washington, D.C. for around $543.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Allentown to Washington, D.C. when you can find flight prices for as low as $266. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $476. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Allentown to Washington, D.C.

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

Cheap Allentown to Washington, D.C. (ABE to WAS) flight deals and tips

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

Direct flights

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

    The distance between Allentown-Bethlehem and Washington, D.C. is about 143.6 mi. A reasonable flight in good conditions will take 3h 55m.

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

    Prices for flights from Allentown-Bethlehem Airport to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Washington, D.C.?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Allentown-Bethlehem Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Allentown to Washington, D.C.

Compare and see reviews for airlines that fly from Allentown to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $234Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Woodbridge
Waldorf
Tysons
Silver Spring
Laurel
Colonial Beach
Fredericksburg
Manassas
Towson
Rockville
Gaithersburg
Reston
Fairfax
Glen Burnie
Springfield
Linthicum Heights

Why use momondo?

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

Finding the right flight to Washington, D.C. from Allentown is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Allentown with this policy.

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

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 Washington, D.C. from Allentown.

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

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

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport