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ABE - WAS

$187 Find cheap flights from Allentown to Washington, D.C.

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Allentown to Washington, D.C. departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/8
Sat 6/15

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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Allentown to Washington, D.C., as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Allentown to Washington, D.C., as well as popular online travel agencies
In the last 7 days travelers have searched 43,968,530 times on KAYAK, and here is why:

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Cheap flight deals from Allentown to Washington, D.C. (ABE-WAS)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Allentown to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
7:00 am - 11:20 amABE-IAD
28h 20m3 stops
5:35 pm - 11:39 pmIAD-ABE
30h 04m3 stops
$422
Find Deal
Sun, May 19 - Wed, Jun 12
10:49 am - 4:10 pmABE-IAD
29h 21m3 stops
4:14 pm - 9:28 pmIAD-ABE
5h 14m1 stop
$426
Find Deal
Thu, May 23 - Sun, May 26
2:00 pm - 7:20 amABE-DCA
17h 20m2 stops
10:08 am - 11:17 pmDCA-ABE
13h 09m2 stops
$435Delta
Find Deal
Sat, May 25 - Wed, May 29
6:31 am - 10:59 amABE-DCA
4h 28m1 stop
6:40 am - 11:23 amDCA-ABE
4h 43m1 stop
$465American Airlines
Find Deal
Thu, May 23 - Sun, May 26
8:00 am - 11:20 amABE-IAD
27h 20m3 stops
4:14 pm - 9:28 pmIAD-ABE
5h 14m1 stop
$468
Find Deal
Fri, May 24 - Sun, May 26
6:35 am - 12:39 pmABE-IAD
6h 04m1 stop
5:31 pm - 10:10 pmIAD-ABE
4h 39m1 stop
$485American Airlines
Find Deal
Wed, Sep 4 - Sat, Sep 7
4:48 pm - 12:01 amABE-IAD
7h 13m1 stop
8:13 pm - 12:33 amIAD-ABE
4h 20m1 stop
$495American Airlines
Find Deal
Mon, May 20 - Sat, Aug 24
6:40 am - 5:27 pmABE-BWI
10h 47m1 stop
6:25 am - 9:37 pmBWI-ABE
15h 12m1 stop
$590United Airlines
Find Deal
Thu, May 30 - Sat, Jun 1
6:40 am - 5:27 pmABE-BWI
10h 47m1 stop
6:25 am - 9:37 pmBWI-ABE
15h 12m1 stop
$620United Airlines
Find Deal
Thu, May 30 - Sat, Jun 1
6:00 am - 11:18 pmABE-BWI
17h 18m2 stops
2:19 pm - 11:17 pmBWI-ABE
8h 58m1 stop
$739Delta
Find Deal
Thu, May 30 - Sat, Jun 1

Flights from Allentown to Washington, D.C. - Travel Insights & Trends

Get data-powered insights and trends into flights from Allentown to Washington, D.C. to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Allentown to Washington, D.C.?

The average price of all flights from Allentown to Washington, D.C. clicked on KAYAK for each day over the last 12 months.
If your flying dates are flexible, you should consider flying to Washington, D.C. on a Monday, as we generally find the cheapest rates on that day for this route. On the other hand, Thursday is the most expensive day to fly from Allentown to Washington, D.C.. For your return ticket, we recommend flying on a Monday and avoiding Thursdays for the best deals.

What is the cheapest month to fly from Allentown to Washington, D.C.?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Allentown to Washington, D.C., removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Allentown to Washington, D.C. is October, where tickets cost $188 on average. On the other hand, the most expensive months are February and March, where the average cost of tickets is $243 and $243 respectively.

How far in advance should I book a flight from Allentown to Washington, D.C.?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Allentown to Washington, D.C., removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Allentown to Washington, D.C., you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 83 days before departure.

Which airlines provide the cheapest flights from Allentown to Washington, D.C.?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest one-way tickets to Washington, D.C. from Allentown were found on American Airlines ($277) and United Airlines ($447), and the lowest round-trip tickets were found on Delta ($435) and American Airlines ($465).

Good to know

Cheapest flight

$187
Flight from Allentown to Washington Dulles Airport

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

Are your dates flexible? Find out the best times to travel from Allentown to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Allentown to Washington, D.C.

  • What is the cheapest flight from Allentown to Washington, D.C.?

    In the last 3 days, the lowest price for a flight from Allentown to Washington, D.C. was $187 for a one-way ticket and $422 for a round-trip.

  • Do I need a passport to fly between Allentown and Washington, D.C.?

    No, a passport isn't needed to fly from Allentown to Washington, D.C.. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Allentown to Washington, D.C.?

    Allentown is served by only 1 airport and there are 2 airports in Washington, D.C.. You will leave Allentown from Allentown-Bethlehem and you will be arriving in Washington, D.C. at one of these airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl.

  • Which aircraft models fly most regularly from Allentown to Washington, D.C.?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Allentown to Washington, D.C.?

    oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Allentown and Washington, D.C., with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Allentown to Washington, D.C.?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Allentown to Washington, D.C..

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Allentown to Washington, D.C.?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Allentown is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Allentown to Washington, D.C.?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Allentown with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Allentown to Washington, D.C.?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Allentown up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Allentown to Washington, D.C.

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Allentown to Washington, D.C. found on KAYAK in the last 72 hours.
5/20Mon
3 stops
21h 45mABE-IAD
$187
5/26Sun
1 stopAmerican Airlines
7h 13mABE-IAD
$277
5/20Mon
1 stopAmerican Airlines
7h 13mABE-IAD
$343
5/26Sun
2 stopsUnited Airlines
9h 33mABE-IAD
$447
5/14Tue
1 stopAmerican Airlines
7h 01mABE-DCA
$493
5/14Tue
1 stopAmerican Airlines
7h 11mABE-BWI
$555
5/14Tue
1 stopAmerican Airlines
18h 27mABE-IAD
$567
5/14Tue
2 stopsAmerican Airlines
11h 23mABE-DCA
$632
5/14Tue
2 stopsUnited Airlines
9h 37mABE-IAD
$1,764

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Allentown - Washington, D.C. Flights

Departure:

Allentown (undefined)United States

Return flight deals:

Washington, D.C. - Allentown

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