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Cheap flights from Allentown to District of Columbia from $116

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 District of Columbia departing on 11/20. 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
4:30 pm - 11:08 pmABE-IAD
6h 38m1 stop
American Airlines Logo
6:25 am - 1:30 pmIAD-ABE
7h 05m1 stop
$199American Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
American Airlines Logo
4:30 pm - 11:34 pmABE-DCA
7h 04m1 stop
American Airlines Logo
10:06 am - 4:44 pmDCA-ABE
6h 38m1 stop
$259American Airlines
Find Deal
Fri, Dec 12 - Sat, Dec 13
Multiple Airlines Logo
8:30 am - 8:24 pmABE-IAD
11h 54m1 stop
Multiple Airlines Logo
5:26 pm - 1:08 pmIAD-ABE
19h 42m2 stops
$309Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
American Airlines Logo
4:30 pm - 11:07 pmABE-IAD
6h 37m1 stop
American Airlines Logo
4:34 pm - 10:51 pmIAD-ABE
6h 17m1 stop
$384American Airlines
Find Deal
Tue, Nov 18 - Sat, Nov 22
American Airlines Logo
7:31 am - 1:35 pmABE-IAD
6h 04m1 stop
American Airlines Logo
6:24 am - 1:29 pmIAD-ABE
7h 05m1 stop
$399American Airlines
Find Deal
Fri, Nov 14 - Sat, Nov 15
Multiple Airlines Logo
7:00 am - 11:23 amABE-IAD
28h 23m3 stops
Multiple Airlines Logo
9:31 am - 8:17 pmIAD-ABE
10h 46m1 stop
$408Multiple Airlines
Find Deal
Mon, Dec 8 - Fri, Dec 12
American Airlines Logo
4:30 pm - 10:07 pmABE-DCA
5h 37m1 stop
American Airlines Logo
8:20 am - 1:18 pmDCA-ABE
4h 58m1 stop
$427American Airlines
Find Deal
Mon, Dec 8 - Fri, Dec 12
United Airlines Logo
6:15 am - 9:01 pmABE-IAD
14h 46m2 stops
United Airlines Logo
10:19 pm - 4:22 pmIAD-ABE
18h 03m2 stops
$455United Airlines
Find Deal
Sun, Feb 1 - Sat, Feb 7
United Airlines Logo
4:57 pm - 4:00 pmABE-IAD
23h 03m1 stop
United Airlines Logo
10:19 pm - 4:22 pmIAD-ABE
18h 03m2 stops
$525United Airlines
Find Deal
Sun, Feb 1 - Sat, Feb 7
Delta Logo
12:54 pm - 11:40 pmABE-DCA
10h 46m1 stop
Delta Logo
8:00 am - 10:11 pmDCA-ABE
14h 11m2 stops
$594Delta
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Fri, Dec 12 - Sat, Dec 13

United Airlines flights from Allentown to District of Columbia

Our best United Airlines deals on Allentown to District of Columbia flight tickets
United Airlines
Feb 1
ABE6:15 amAllentown-Bethlehem
14h 46m
2 stops
IAD9:01 pmWashington, D.C. Dulles Intl
Feb 7
IAD10:19 pmWashington, D.C. Dulles Intl
18h 03m
2 stops
ABE4:22 pmAllentown-Bethlehem
$455
Find similar
United Airlines
Feb 1
ABE4:57 pmAllentown-Bethlehem
23h 03m
1 stop
IAD4:00 pmWashington, D.C. Dulles Intl
Feb 7
IAD10:19 pmWashington, D.C. Dulles Intl
18h 03m
2 stops
ABE4:22 pmAllentown-Bethlehem
$525
Find similar
United Airlines
Dec 5
ABE5:22 pmAllentown-Bethlehem
14h 13m
2 stops
IAD7:35 amWashington, D.C. Dulles Intl
Dec 7
IAD10:07 pmWashington, D.C. Dulles Intl
13h 45m
2 stops
ABE11:52 amAllentown-Bethlehem
$540
Find similar

American Airlines flights from Allentown to District of Columbia

Our best American Airlines deals on Allentown to District of Columbia flight tickets
American Airlines
Dec 5
ABE4:30 pmAllentown-Bethlehem
6h 38m
1 stop
IAD11:08 pmWashington, D.C. Dulles Intl
Dec 7
IAD6:25 amWashington, D.C. Dulles Intl
7h 05m
1 stop
ABE1:30 pmAllentown-Bethlehem
$199
Find similar
American Airlines
Dec 12
ABE4:30 pmAllentown-Bethlehem
7h 04m
1 stop
DCA11:34 pmWashington, D.C. Reagan-National
Dec 13
DCA10:06 amWashington, D.C. Reagan-National
6h 38m
1 stop
ABE4:44 pmAllentown-Bethlehem
$259
Find similar
American Airlines
Nov 18
ABE4:30 pmAllentown-Bethlehem
6h 37m
1 stop
IAD11:07 pmWashington, D.C. Dulles Intl
Nov 22
IAD4:34 pmWashington, D.C. Dulles Intl
6h 17m
1 stop
ABE10:51 pmAllentown-Bethlehem
$384
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to District of Columbia 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 November 4, 2025.
Use the filters below to find and compare flights from Allentown to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 12/5

4:30 pm-11:08 pm

1 stop6h 38m

Washington, D.C. Dulles Intl

Sun 12/7

6:25 am-1:30 pm

1 stop7h 05m

$199

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Fri 12/12

4:30 pm-11:34 pm

1 stop7h 04m

Washington, D.C. Reagan-National

Sat 12/13

10:06 am-4:44 pm

1 stop6h 38m

$259

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 12/5

8:30 am-8:24 pm

1 stop11h 54m

Washington, D.C. Dulles Intl

Sun 12/7

5:26 pm-1:08 pm

2 stops19h 42m

$309

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Tue 11/18

4:30 pm-11:07 pm

1 stop6h 37m

Washington, D.C. Dulles Intl

Sat 11/22

4:34 pm-10:51 pm

1 stop6h 17m

$384

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Fri 11/14

7:31 am-1:35 pm

1 stop6h 04m

Washington, D.C. Dulles Intl

Sat 11/15

6:24 am-1:29 pm

1 stop7h 05m

$399

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Mon 12/8

7:00 am-11:23 am

3 stops28h 23m

Washington, D.C. Dulles Intl

Fri 12/12

9:31 am-8:17 pm

1 stop10h 46m

$408

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Mon 12/8

4:30 pm-10:07 pm

1 stop5h 37m

Washington, D.C. Reagan-National

Fri 12/12

8:20 am-1:18 pm

1 stop4h 58m

$427

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sun 2/1

6:15 am-9:01 pm

2 stops14h 46m

Washington, D.C. Dulles Intl

Sat 2/7

10:19 pm-4:22 pm

2 stops18h 03m

$455

AllentownWashington, D.C.

ABE - IAD

ABEIAD

Allentown-Bethlehem

Sun 2/1

4:57 pm-4:00 pm

1 stop23h 03m

Washington, D.C. Dulles Intl

Sat 2/7

10:19 pm-4:22 pm

2 stops18h 03m

$525

AllentownWashington, D.C.

ABE - DCA

ABEDCA

Allentown-Bethlehem

Fri 12/12

12:54 pm-11:40 pm

1 stop10h 46m

Washington, D.C. Reagan-National

Sat 12/13

8:00 am-10:11 pm

2 stops14h 11m

$594

Flights are sorted by cheapest round-trip flights first.

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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Allentown to District of Columbia

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 District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Friday when prices can be found for as low as $360. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Allentown because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $543.

What is the cheapest time of day to depart on your flight to District of Columbia?

Flying to District of Columbia from Allentown in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $266 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $476. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Allentown to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to District of Columbia

Direct flights

None
There are no direct flights from Allentown to District of Columbia. There are no popular flight routes from Allentown to District of Columbia.
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  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to District of Columbia?

    Prices for flights from Allentown-Bethlehem Airport to District of Columbia are updated daily.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Allentown to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from Allentown to District of Columbia with flexible booking policies on momondo?

All flight searches from Allentown to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Allentown to District of Columbia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Allentown to District of Columbia.

I’m not ready to book a flight from Allentown to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Allentown to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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