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Cheap flights from Allentown to Washington, D.C. from $197

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 Washington, D.C. departing on 12/24. 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.

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:30 am - 1:54 pm
ABE
-
DCA
6h 24m1 stop
American Airlines Logo
8:20 am - 12:32 pm
DCA
-
ABE
4h 12m1 stop
$199American Airlines
Fri, Jan 30 - Sun, Feb 1
American Airlines Logo
5:15 pm - 10:15 pm
ABE
-
DCA
5h 00m1 stop
American Airlines Logo
6:46 am - 11:20 am
DCA
-
ABE
4h 34m1 stop
$229American Airlines
Wed, Dec 31 - Sun, Jan 4
American Airlines Logo
1:02 pm - 5:47 pm
ABE
-
DCA
4h 45m1 stop
American Airlines Logo
5:24 pm - 10:26 pm
DCA
-
ABE
5h 02m1 stop
$279American Airlines
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
7:30 am - 12:36 pm
ABE
-
IAD
5h 06m1 stop
American Airlines Logo
5:46 pm - 10:26 pm
IAD
-
ABE
4h 40m1 stop
$359American Airlines
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
1:02 pm - 5:16 pm
ABE
-
IAD
4h 14m1 stop
American Airlines Logo
5:46 pm - 10:26 pm
IAD
-
ABE
4h 40m1 stop
$373American Airlines
Thu, Jan 29 - Mon, Feb 2
Multiple Airlines Logo
6:00 am - 5:47 pm
ABE
-
IAD
11h 47m1 stop
Multiple Airlines Logo
8:51 am - 10:01 pm
IAD
-
ABE
13h 10m2 stops
$383Multiple Airlines
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
6:15 am - 9:14 pm
ABE
-
IAD
14h 59m2 stops
United Airlines Logo
10:19 pm - 4:22 pm
IAD
-
ABE
18h 03m2 stops
$485United Airlines
Thu, Jan 15 - Mon, Jan 19
Allegiant Air Logo
5:39 pm - 3:01 pm
ABE
-
IAD
21h 22m2 stops
Allegiant Air Logo
9:11 am - 3:19 pm
IAD
-
ABE
6h 08m1 stop
$495Allegiant Air
Thu, Jan 1 - Mon, Jan 5
United Airlines Logo
6:15 am - 9:21 pm
ABE
-
BWI
15h 06m1 stop
United Airlines Logo
5:18 pm - 10:41 am
BWI
-
ABE
17h 23m1 stop
$506United Airlines
Thu, Jan 22 - Sun, Jan 25
Multiple Airlines Logo
7:00 am - 8:04 pm
ABE
-
BWI
13h 04m1 stop
Multiple Airlines Logo
10:40 am - 10:59 pm
BWI
-
ABE
12h 19m2 stops
$556Multiple Airlines
Wed, Dec 31 - Sun, Jan 4

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

Our best United Airlines deals on Allentown to Washington, D.C. flight tickets
United Airlines
Jan 15
ABE6:15 amAllentown-Bethlehem
14h 59m
2 stops
IAD9:14 pmWashington, D.C. Dulles Intl
Jan 19
IAD10:19 pmWashington, D.C. Dulles Intl
18h 03m
2 stops
ABE4:22 pmAllentown-Bethlehem
$485
Find similar
United Airlines
Jan 22
ABE6:15 amAllentown-Bethlehem
15h 06m
1 stop
BWI9:21 pmBaltimore/Washington
Jan 25
BWI5:18 pmBaltimore/Washington
17h 23m
1 stop
ABE10:41 amAllentown-Bethlehem
$506
Find similar
United Airlines
Jan 1
ABE5:07 pmAllentown-Bethlehem
14h 25m
2 stops
IAD7:32 amWashington, D.C. Dulles Intl
Jan 5
IAD10:30 pmWashington, D.C. Dulles Intl
17h 52m
2 stops
ABE4:22 pmAllentown-Bethlehem
$525
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
Jan 30
ABE7:30 amAllentown-Bethlehem
6h 24m
1 stop
DCA1:54 pmWashington, D.C. Reagan-National
Feb 1
DCA8:20 amWashington, D.C. Reagan-National
4h 12m
1 stop
ABE12:32 pmAllentown-Bethlehem
$199
Find similar
American Airlines
Dec 31
ABE5:15 pmAllentown-Bethlehem
5h 00m
1 stop
DCA10:15 pmWashington, D.C. Reagan-National
Jan 4
DCA6:46 amWashington, D.C. Reagan-National
4h 34m
1 stop
ABE11:20 amAllentown-Bethlehem
$229
Find similar
American Airlines
Jan 14
ABE1:02 pmAllentown-Bethlehem
4h 14m
1 stop
IAD5:16 pmWashington, D.C. Dulles Intl
Jan 17
IAD5:46 pmWashington, D.C. Dulles Intl
4h 40m
1 stop
ABE10:26 pmAllentown-Bethlehem
$279
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 December 18, 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

Fri 1/30

7:30 am-1:54 pm

1 stop6h 24m

Washington, D.C. Reagan-National

Sun 2/1

8:20 am-12:32 pm

1 stop4h 12m

$199

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Wed 12/31

5:15 pm-10:15 pm

1 stop5h 00m

Washington, D.C. Reagan-National

Sun 1/4

6:46 am-11:20 am

1 stop4h 34m

$229

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Thu 1/15

1:02 pm-5:47 pm

1 stop4h 45m

Washington, D.C. Reagan-National

Mon 1/19

5:24 pm-10:26 pm

1 stop5h 02m

$279

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 1/15

7:30 am-12:36 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Mon 1/19

5:46 pm-10:26 pm

1 stop4h 40m

$359

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 1/29

1:02 pm-5:16 pm

1 stop4h 14m

Washington, D.C. Dulles Intl

Mon 2/2

5:46 pm-10:26 pm

1 stop4h 40m

$373

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 1/15

6:00 am-5:47 pm

1 stop11h 47m

Washington, D.C. Dulles Intl

Mon 1/19

8:51 am-10:01 pm

2 stops13h 10m

$383

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 1/15

6:15 am-9:14 pm

2 stops14h 59m

Washington, D.C. Dulles Intl

Mon 1/19

10:19 pm-4:22 pm

2 stops18h 03m

$485

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 1/1

5:39 pm-3:01 pm

2 stops21h 22m

Washington, D.C. Dulles Intl

Mon 1/5

9:11 am-3:19 pm

1 stop6h 08m

$495

AllentownBaltimore

ABE - BWI

ABEBWI

Allentown-Bethlehem

Thu 1/22

6:15 am-9:21 pm

1 stop15h 06m

Baltimore/Washington

Sun 1/25

5:18 pm-10:41 am

1 stop17h 23m

$506

AllentownBaltimore

ABE - BWI

ABEBWI

Allentown-Bethlehem

Wed 12/31

7:00 am-8:04 pm

1 stop13h 04m

Baltimore/Washington

Sun 1/4

10:40 am-10:59 pm

2 stops12h 19m

$556

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 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 $341. 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 $448.

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

In the morning is the cheapest time of day to fly from Allentown to Washington, D.C. when you can find flight prices for as low as $367. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $436. 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.

Fastest flight time

10h 18m

Direct flights

None
The fastest flight from Allentown to Washington, D.C. takes 10h 18m
There are no direct flights from Allentown to Washington, D.C.. There are no popular flight routes from Allentown to Washington, D.C..
Search flight deals

  • 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 10h 18m.

  • 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
11,055 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
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

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