IAD - ABE

$250 Find Cheap Flights from Washington Dulles Airport to Allentown

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Allentown departing on 3/27. 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
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Allentown

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Allentown, 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 Washington, D.C. to Allentown, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$515
United Airlines
Sat 7/4Wed 7/8
IAD - ABE • 2 stops
Cheapest one-way
$250
Allegiant Air
Fri 3/27
IAD - ABE • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Dulles Intl and Allentown. You'll need at least 1 connection.
Insights
Insights
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Allentown!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Allentown (IAD-ABE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Allentown 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 for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Allentown

Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
5:22 pm - 1:48 pm
IAD
-
ABE
20h 26m
2 stops
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$515United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
8:30 am - 9:17 pm
IAD
-
ABE
12h 47m
2 stops
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$535United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
10:15 pm - 1:48 pm
IAD
-
ABE
15h 33m
1 stop
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$540United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
3:39 pm - 10:03 am
IAD
-
ABE
18h 24m
1 stop
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$555United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
8:15 am - 5:01 pm
IAD
-
ABE
8h 46m
1 stop
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$570United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
5:20 pm - 1:48 pm
IAD
-
ABE
20h 28m
2 stops
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$584United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
3:39 pm - 10:03 am
IAD
-
ABE
18h 24m
1 stop
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$585United Airlines
Mon, Mar 23 - Fri, Mar 27
American Airlines Logo
5:00 am - 11:30 am
IAD
-
ABE
6h 30m
1 stop
American Airlines Logo
12:00 pm - 4:16 pm
ABE
-
IAD
4h 16m
1 stop
$597American Airlines
Mon, Mar 23 - Fri, Mar 27
United Airlines Logo
5:10 pm - 9:56 am
IAD
-
ABE
16h 46m
2 stops
United Airlines Logo
6:51 pm - 7:25 am
ABE
-
IAD
12h 34m
2 stops
$607United Airlines
Sat, Jul 4 - Wed, Jul 8
United Airlines Logo
10:24 pm - 1:48 pm
IAD
-
ABE
15h 24m
2 stops
United Airlines Logo
2:23 pm - 11:27 am
ABE
-
IAD
21h 04m
2 stops
$614United Airlines
Booking Insights

KAYAK's insights & trends for Dulles Intl to Allentown flights

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

Which airlines provide the cheapest flights from Washington Dulles Airport to Allentown?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Washington Dulles Airport to Allentown were found on United Airlines ($515) and American Airlines ($597).

Find deals

Good to know

Cheapest flight$250
Flight from Washington Dulles Airport to Allentown

When to book flights from Dulles Intl to Allentown

Are your dates flexible? Find out the best times to travel from Dulles Intl to Allentown 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 Washington Dulles Airport to Allentown flights

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

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Allentown was $250 for a one-way ticket and $515 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and Allentown?

    No

  • Which aircraft models fly most regularly from Washington Dulles Airport to Allentown?

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

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Allentown?

    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 Washington Dulles Airport to Allentown.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Allentown from Washington Dulles Airport 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 Washington Dulles Airport to Allentown?

    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 Allentown with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and ABE can sometimes prove cheaper using this method.

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

    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 Allentown from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Dulles Intl to Allentown

Information on your arrival and departure airports

Washington Dulles Airport (IAD)
Allentown (ABE)