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Cheap flights from Allentown to Washington, D.C. from $294

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 2/19. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:04 am - 1:32 pm
ABE
-
IAD
7h 28m
1 stop
American Airlines Logo
5:00 am - 11:30 am
IAD
-
ABE
6h 30m
1 stop
$294American Airlines
Thu, Feb 19 - Sat, Feb 21
Multiple Airlines Logo
9:00 am - 9:25 am
ABE
-
IAD
24h 25m
1 stop
Multiple Airlines Logo
10:10 am - 8:13 pm
IAD
-
ABE
10h 03m
1 stop
$330Multiple Airlines
Wed, Feb 25 - Thu, Mar 5
American Airlines Logo
6:04 am - 1:32 pm
ABE
-
IAD
7h 28m
1 stop
American Airlines Logo
5:00 am - 11:30 am
IAD
-
ABE
6h 30m
1 stop
$359American Airlines
Fri, Feb 20 - Mon, Feb 23
American Airlines Logo
6:04 am - 1:32 pm
ABE
-
IAD
7h 28m
1 stop
American Airlines Logo
5:00 am - 12:20 pm
IAD
-
ABE
7h 20m
1 stop
$384American Airlines
Fri, Feb 20 - Tue, Feb 24
Multiple Airlines Logo
9:00 am - 12:36 am
ABE
-
IAD
15h 36m
2 stops
Multiple Airlines Logo
8:09 am - 2:56 pm
IAD
-
ABE
6h 47m
1 stop
$416Multiple Airlines
Thu, Apr 30 - Sun, May 3
Multiple Airlines Logo
9:00 am - 7:27 am
ABE
-
IAD
22h 27m
1 stop
Multiple Airlines Logo
8:09 am - 2:56 pm
IAD
-
ABE
6h 47m
1 stop
$459Multiple Airlines
Thu, Apr 30 - Sun, May 3
Multiple Airlines Logo
1:48 pm - 9:34 am
ABE
-
IAD
19h 46m
2 stops
Multiple Airlines Logo
10:10 am - 8:10 pm
IAD
-
ABE
10h 00m
1 stop
$480Multiple Airlines
Fri, Feb 27 - Sun, Mar 1
American Airlines Logo
6:04 am - 1:32 pm
ABE
-
IAD
7h 28m
1 stop
American Airlines Logo
5:00 am - 11:30 am
IAD
-
ABE
6h 30m
1 stop
$486American Airlines
Fri, Feb 27 - Sun, Mar 1
United Airlines Logo
6:28 am - 9:11 pm
ABE
-
IAD
14h 43m
2 stops
United Airlines Logo
10:10 pm - 9:56 am
IAD
-
ABE
11h 46m
2 stops
$497United Airlines
Wed, Feb 25 - Thu, Mar 5
United Airlines Logo
6:28 am - 9:16 pm
ABE
-
IAD
14h 48m
2 stops
United Airlines Logo
5:43 pm - 10:01 am
IAD
-
ABE
16h 18m
2 stops
$532United Airlines
Thu, Feb 19 - Sat, Feb 21

American Airlines flights from Allentown to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Allentown to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Feb 19
ABE6:04 amAllentown-Bethlehem
7h 28m
1 stop
IAD1:32 pmWashington, D.C. Dulles Intl
Feb 21
IAD5:00 amWashington, D.C. Dulles Intl
6h 30m
1 stop
ABE11:30 amAllentown-Bethlehem
$294
American Airlines
Feb 20
ABE6:04 amAllentown-Bethlehem
7h 28m
1 stop
IAD1:32 pmWashington, D.C. Dulles Intl
Feb 23
IAD5:00 amWashington, D.C. Dulles Intl
6h 30m
1 stop
ABE11:30 amAllentown-Bethlehem
$359
American Airlines
Feb 20
ABE6:04 amAllentown-Bethlehem
7h 28m
1 stop
IAD1:32 pmWashington, D.C. Dulles Intl
Feb 24
IAD5:00 amWashington, D.C. Dulles Intl
7h 20m
1 stop
ABE12:20 pmAllentown-Bethlehem
$384

United Airlines flights from Allentown to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Allentown to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Feb 25
ABE6:28 amAllentown-Bethlehem
14h 43m
2 stops
IAD9:11 pmWashington, D.C. Dulles Intl
Mar 5
IAD10:10 pmWashington, D.C. Dulles Intl
11h 46m
2 stops
ABE9:56 amAllentown-Bethlehem
$497
United Airlines
Feb 19
ABE6:28 amAllentown-Bethlehem
14h 48m
2 stops
IAD9:16 pmWashington, D.C. Dulles Intl
Feb 21
IAD5:43 pmWashington, D.C. Dulles Intl
16h 18m
2 stops
ABE10:01 amAllentown-Bethlehem
$532
United Airlines
Feb 14
ABE5:23 pmAllentown-Bethlehem
14h 02m
2 stops
IAD7:25 amWashington, D.C. Dulles Intl
Feb 18
IAD12:43 pmWashington, D.C. Dulles Intl
21h 18m
2 stops
ABE10:01 amAllentown-Bethlehem
$547

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Washington, D.C. Dulles Intl Airport 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 February 6, 2026.
Use the filters below to find and compare flights from Allentown to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 2/19

6:04 am-1:32 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Sat 2/21

5:00 am-11:30 am

1 stop6h 30m

$294

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Wed 2/25

9:00 am-9:25 am

1 stop24h 25m

Washington, D.C. Dulles Intl

Thu 3/5

10:10 am-8:13 pm

1 stop10h 03m

$330

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 2/20

6:04 am-1:32 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Mon 2/23

5:00 am-11:30 am

1 stop6h 30m

$359

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 2/20

6:04 am-1:32 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Tue 2/24

5:00 am-12:20 pm

1 stop7h 20m

$384

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 4/30

9:00 am-12:36 am

2 stops15h 36m

Washington, D.C. Dulles Intl

Sun 5/3

8:09 am-2:56 pm

1 stop6h 47m

$416

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 4/30

9:00 am-7:27 am

1 stop22h 27m

Washington, D.C. Dulles Intl

Sun 5/3

8:09 am-2:56 pm

1 stop6h 47m

$459

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 2/27

1:48 pm-9:34 am

2 stops19h 46m

Washington, D.C. Dulles Intl

Sun 3/1

10:10 am-8:10 pm

1 stop10h 00m

$480

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 2/27

6:04 am-1:32 pm

1 stop7h 28m

Washington, D.C. Dulles Intl

Sun 3/1

5:00 am-11:30 am

1 stop6h 30m

$486

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Wed 2/25

6:28 am-9:11 pm

2 stops14h 43m

Washington, D.C. Dulles Intl

Thu 3/5

10:10 pm-9:56 am

2 stops11h 46m

$497

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Thu 2/19

6:28 am-9:16 pm

2 stops14h 48m

Washington, D.C. Dulles Intl

Sat 2/21

5:43 pm-10:01 am

2 stops16h 18m

$532

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Allentown to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (ABE to IAD) flight deals and tips

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

Fastest flight time

6h 04m

Direct flights

None
The fastest flight from Allentown to Washington, D.C. Dulles Intl Airport takes 6h 04m
There are no direct flights from Allentown to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Allentown to Washington, D.C. Dulles Intl Airport.
Search flight deals

  • How far is Allentown-Bethlehem to Washington, D.C. Dulles Intl by plane?

    There are 155.2 mi between Allentown-Bethlehem and Washington, D.C. Dulles Intl. Typically, this will take 6h 04m by plane in normal conditions.

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

    Prices for flights from Allentown-Bethlehem Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

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

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

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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.

  • How do I get Price Alerts for flights from Allentown to Washington, D.C. Dulles Intl Airport?

    Confirm your travel details to search for the latest offers for flights from Allentown to Washington, D.C. Dulles Intl Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Allentown to Washington, D.C. Dulles Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
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. All flights to Washington, D.C. from Allentown on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Allentown to Washington, D.C. 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 Allentown to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. 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.

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

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