How long does it take to fly to Allentown?

Flight times vary depending on what airport in Washington, D.C. you fly out of and what airport in Allentown you fly into. For example, flying from Washington, D.C. to Newark Airport takes 1h 15m on average. On the other hand, flying from Baltimore to Newark Airport takes 4h 15m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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

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

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

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

The necessary travel and health documents for your Allentown-Bethlehem 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.

$144 Cheap Flights from Washington, D.C. to Allentown in 2026

Find the cheapest flights from Washington, D.C. to Allentown

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:38 pm - 9:29 am

BWI

ABE

11h 51m

1 stop

4:01 pm - 9:30 pm

ABE

BWI

29h 29m

1 stop

$253Multiple Airlines

Mon, Aug 17 - Mon, Aug 24

8:22 pm - 12:23 am

IAD

ABE

4h 01m

1 stop

4:57 pm - 8:56 pm

ABE

IAD

3h 59m

1 stop

$259American Airlines

Sun, Aug 2 - Sat, Aug 8

9:38 pm - 9:29 am

BWI

ABE

11h 51m

1 stop

6:30 am - 11:44 pm

ABE

BWI

17h 14m

2 stops

$279Multiple Airlines

Mon, Aug 17 - Mon, Aug 24

7:07 pm - 12:23 am

DCA

ABE

5h 16m

1 stop

6:00 am - 10:58 am

ABE

DCA

4h 58m

1 stop

$314American Airlines

Sun, Aug 2 - Sat, Aug 8

8:22 pm - 12:23 am

IAD

ABE

4h 01m

1 stop

7:09 pm - 12:10 am

ABE

IAD

5h 01m

1 stop

$315American Airlines

Thu, Jul 30 - Sun, Aug 2

8:22 pm - 12:23 am

IAD

ABE

4h 01m

1 stop

7:09 pm - 12:10 am

ABE

IAD

5h 01m

1 stop

$369American Airlines

Thu, Jul 30 - Sun, Aug 2

6:25 pm - 9:41 am

IAD

ABE

15h 16m

1 stop

3:13 pm - 11:20 am

ABE

IAD

44h 07m

2 stops

$419Multiple Airlines

Sun, Aug 2 - Sat, Aug 8

1:10 pm - 9:35 am

IAD

ABE

20h 25m

1 stop

5:46 pm - 11:49 am

ABE

IAD

18h 03m

2 stops

$539United Airlines

Wed, Sep 30 - Sat, Oct 3

12:40 pm - 9:05 pm

IAD

ABE

8h 25m

2 stops

5:46 pm - 11:49 am

ABE

IAD

18h 03m

2 stops

$571United Airlines

Wed, Sep 30 - Sat, Oct 3

10:25 am - 9:00 pm

BWI

ABE

10h 35m

1 stop

6:15 am - 9:30 pm

ABE

BWI

15h 15m

1 stop

$595United Airlines

Tue, Sep 1 - Sat, Sep 5

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

Our best United Airlines deals on Washington, D.C. to Allentown flight tickets

United Airlines

Sep 30

IAD1:10 pmWashington, D.C. Dulles Intl

20h 25m

1 stop

ABE9:35 amAllentown-Bethlehem

Oct 3

ABE5:46 pmAllentown-Bethlehem

18h 03m

2 stops

IAD11:49 amWashington, D.C. Dulles Intl

$539

United Airlines

Sep 30

IAD12:40 pmWashington, D.C. Dulles Intl

8h 25m

2 stops

ABE9:05 pmAllentown-Bethlehem

Oct 3

ABE5:46 pmAllentown-Bethlehem

18h 03m

2 stops

IAD11:49 amWashington, D.C. Dulles Intl

$571

United Airlines

Sep 30

IAD1:10 pmWashington, D.C. Dulles Intl

20h 25m

1 stop

ABE9:35 amAllentown-Bethlehem

Oct 3

ABE5:46 pmAllentown-Bethlehem

18h 03m

2 stops

IAD11:49 amWashington, D.C. Dulles Intl

$573

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

Our best American Airlines deals on Washington, D.C. to Allentown flight tickets

American Airlines

Aug 2

IAD8:22 pmWashington, D.C. Dulles Intl

4h 01m

1 stop

ABE12:23 amAllentown-Bethlehem

Aug 8

ABE4:57 pmAllentown-Bethlehem

3h 59m

1 stop

IAD8:56 pmWashington, D.C. Dulles Intl

$259

American Airlines

Aug 2

DCA7:07 pmWashington, D.C. Reagan-National

5h 16m

1 stop

ABE12:23 amAllentown-Bethlehem

Aug 8

ABE6:00 amAllentown-Bethlehem

4h 58m

1 stop

DCA10:58 amWashington, D.C. Reagan-National

$314

American Airlines

Jul 30

IAD8:22 pmWashington, D.C. Dulles Intl

4h 01m

1 stop

ABE12:23 amAllentown-Bethlehem

Aug 2

ABE7:09 pmAllentown-Bethlehem

5h 01m

1 stop

IAD12:10 amWashington, D.C. Dulles Intl

$315

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreAllentown

BWI - ABE

BWIABE

Baltimore/Washington

Mon 8/17

9:38 pm-9:29 am

1 stop11h 51m

Allentown-Bethlehem

Mon 8/24

4:01 pm-9:30 pm

1 stop29h 29m

$253

Quickest round-trip

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Sun 8/2

8:22 pm-12:23 am

1 stop4h 01m

Allentown-Bethlehem

Sat 8/8

4:57 pm-8:56 pm

1 stop3h 59m

$259

BaltimoreAllentown

BWI - ABE

BWIABE

Baltimore/Washington

Mon 8/17

9:38 pm-9:29 am

1 stop11h 51m

Allentown-Bethlehem

Mon 8/24

6:30 am-11:44 pm

2 stops17h 14m

$279

Washington, D.C.Allentown

DCA - ABE

DCAABE

Washington, D.C. Reagan-National

Sun 8/2

7:07 pm-12:23 am

1 stop5h 16m

Allentown-Bethlehem

Sat 8/8

6:00 am-10:58 am

1 stop4h 58m

$314

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Thu 7/30

8:22 pm-12:23 am

1 stop4h 01m

Allentown-Bethlehem

Sun 8/2

7:09 pm-12:10 am

1 stop5h 01m

$315

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Thu 7/30

8:22 pm-12:23 am

1 stop4h 01m

Allentown-Bethlehem

Sun 8/2

7:09 pm-12:10 am

1 stop5h 01m

$369

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Sun 8/2

6:25 pm-9:41 am

1 stop15h 16m

Allentown-Bethlehem

Sat 8/8

3:13 pm-11:20 am

2 stops44h 07m

$419

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Wed 9/30

1:10 pm-9:35 am

1 stop20h 25m

Allentown-Bethlehem

Sat 10/3

5:46 pm-11:49 am

2 stops18h 03m

$539

Washington, D.C.Allentown

IAD - ABE

IADABE

Washington, D.C. Dulles Intl

Wed 9/30

12:40 pm-9:05 pm

2 stops8h 25m

Allentown-Bethlehem

Sat 10/3

5:46 pm-11:49 am

2 stops18h 03m

$571

BaltimoreAllentown

BWI - ABE

BWIABE

Baltimore/Washington

Tue 9/1

10:25 am-9:00 pm

1 stop10h 35m

Allentown-Bethlehem

Sat 9/5

6:15 am-9:30 pm

1 stop15h 15m

$595

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Airlines

Other information

What is the cheapest airline that flies from Washington, D.C. to Allentown-Bethlehem?

American Airlines and United Airlines are the most popular carriers operating from Washington, D.C. to Allentown-Bethlehem

What airlines fly to Allentown?

United Airlines, Southern / Mokulele and American Airlines are the top three most popular airlines that fly to Allentown from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 96% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 3 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

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

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

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

Fastest flight time	5h 37m
Direct flights	None

The fastest flight from Washington, D.C. to Allentown takes 5h 37m

There are no direct flights from Washington, D.C. to Allentown. There are no popular flight routes from Washington, D.C. to Allentown.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Allentown

How far is Washington, D.C. to Allentown-Bethlehem by plane?
Washington, D.C. and Allentown-Bethlehem are 143.6 mi apart from one another. In terms of flight time, this usually takes a little over 5h 37m.
When did momondo last update prices for flights from Washington, D.C. to Allentown-Bethlehem Airport?
Prices for flights from Washington, D.C. to Allentown-Bethlehem Airport refresh daily.
How old do you have to be to fly from Washington, D.C. 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. to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem 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.

Lehighton

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Allentown. Millions of users trust and use momondo every year so you are in good hands.

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 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 Allentown from Washington, D.C..

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

If you are simply researching potential flights to Allentown, momondo offers a useful price alert feature which will track prices for flights to Allentown from Washington, D.C. and alert you when they change.