$88 Cheap Flights from Washington (DCA) to Allentown (ABE)

View $88 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)

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Cheap Flights from Washington to Allentown (DCA-ABE)

Prices were available within the past 7 days and start at $88 for one-way flights and $176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $176 found 2 days ago
American Airlines
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$189 Roundtrip, found 2 days ago
$189
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $189 found 2 days ago
American Airlines
Thu, Dec 18 - Thu, Dec 25
DCA
Washington
ABE
Allentown
$191 Roundtrip, found 4 days ago
$191
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Dec 18 from Washington to Allentown, returning Thu, Dec 25, priced at $191 found 4 days ago
American Airlines
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $199 found 2 days ago
American Airlines
Fri, Dec 19 - Mon, Jan 5
DCA
Washington
ABE
Allentown
$204 Roundtrip, found 3 days ago
$204
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Dec 19 from Washington to Allentown, returning Mon, Jan 5, priced at $204 found 3 days ago
American Airlines
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$231 Roundtrip, found 2 days ago
$231
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $231 found 2 days ago
American Airlines
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$235 Roundtrip, found 2 days ago
$235
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $235 found 2 days ago
American Airlines
Thu, Dec 25 - Thu, Jan 1
DCA
Washington
ABE
Allentown
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Dec 25 from Washington to Allentown, returning Thu, Jan 1, priced at $241 found 1 day ago
United
Mon, Jan 19 - Fri, Jan 23
DCA
Washington
ABE
Allentown
$443 Roundtrip, found 4 days ago
$443
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 19 from Washington to Allentown, returning Fri, Jan 23, priced at $443 found 4 days ago
Delta
Thu, Jan 1 - Sat, Jan 31
DCA
Washington
ABE
Allentown
$496 Roundtrip, found 2 days ago
$496
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Jan 1 from Washington to Allentown, returning Sat, Jan 31, priced at $496 found 2 days ago

Alternative airports near Allentown

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lehigh Valley Intl. ABE. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $337
ABE
Lehigh Valley Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $337
Flights from Washington (DCA) to Allentown (ABE)
Origin airport
Ronald Reagan Washington National
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$176
Distance
150 mi

Washington to Allentown Flights

The cheapest times to fly from Washington to Allentown

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Allentown are during the month of January. You can find some of the cheapest flights from Washington to Allentown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Allentown

Sunday is one of the best days to book for cheap flights from Washington to Allentown: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Allentown

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Allentown in 2026. You can also book with separate airlines for your outbound and return journeys, from $88 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Allentown flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Allentown airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE) cost?
Secure a cheap one-way flight from $88 or cheap return flight from $176 from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)?
The cheapest month to fly from DCA to ABE is January, when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest DCA to ABE flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)?
You'll have to catch a flight with a layover when traveling from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DCA to ABE?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)?
To reach Lehigh Valley Intl. Airport (ABE) without delays, pick a flight that takes off from Ronald Reagan Washington National Airport (DCA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Allentown from Ronald Reagan Washington National Airport (DCA)?
Explore your flight options from Ronald Reagan Washington National Airport (DCA) to Philadelphia Intl. Airport (PHL). This is the only airport in Allentown you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE) last-minute?
Waiting until just before your departure to book your flight from DCA to ABE often results in higher prices. While it's possible to find some last-minute offers, they're not always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a DCA to ABE flight and hotel package?
Opting for a DCA to ABE flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our wide range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Lehigh Valley Intl. Airport (ABE)?
If you reserved your DCA to ABE flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.