$157 Cheap Flights from Philadelphia (PHL) to Allentown (ABE)

View $157 flight on Mon, Nov 24, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)

Cheap Flights from Philadelphia to Allentown (PHL-ABE)

Prices were available within the past 7 days and start at $157 for one-way flights and $445 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Dec 13 - Mon, Dec 22
PHL
Philadelphia
ABE
Allentown
$445 Roundtrip, found 6 days ago
$445
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 13 from Philadelphia to Allentown, returning Mon, Dec 22, priced at $445 found 6 days ago
United
Wed, Dec 10 - Wed, Dec 24
PHL
Philadelphia
ABE
Allentown
$449 Roundtrip, found 6 days ago
$449
Roundtrip
found 6 days ago
Select United flight, departing Wed, Dec 10 from Philadelphia to Allentown, returning Wed, Dec 24, priced at $449 found 6 days ago
United
Mon, Dec 8 - Mon, Dec 22
PHL
Philadelphia
ABE
Allentown
$451 Roundtrip, found 6 days ago
$451
Roundtrip
found 6 days ago
Select United flight, departing Mon, Dec 8 from Philadelphia to Allentown, returning Mon, Dec 22, priced at $451 found 6 days ago
United
Wed, Dec 10 - Mon, Dec 22
PHL
Philadelphia
ABE
Allentown
$455 Roundtrip, found 6 days ago
$455
Roundtrip
found 6 days ago
Select United flight, departing Wed, Dec 10 from Philadelphia to Allentown, returning Mon, Dec 22, priced at $455 found 6 days ago
United
Sat, Dec 13 - Sun, Dec 21
PHL
Philadelphia
ABE
Allentown
$457 Roundtrip, found 6 days ago
$457
Roundtrip
found 6 days ago
Select United flight, departing Sat, Dec 13 from Philadelphia to Allentown, returning Sun, Dec 21, priced at $457 found 6 days ago
United
Mon, Dec 8 - Sun, Dec 21
PHL
Philadelphia
ABE
Allentown
$463 Roundtrip, found 6 days ago
$463
Roundtrip
found 6 days ago
Select United flight, departing Mon, Dec 8 from Philadelphia to Allentown, returning Sun, Dec 21, priced at $463 found 6 days ago
United
Wed, Dec 10 - Sun, Dec 21
PHL
Philadelphia
ABE
Allentown
$467 Roundtrip, found 6 days ago
$467
Roundtrip
found 6 days ago
Select United flight, departing Wed, Dec 10 from Philadelphia to Allentown, returning Sun, Dec 21, priced at $467 found 6 days ago
United
Thu, Jan 1 - Sat, Jan 17
PHL
Philadelphia
ABE
Allentown
$487 Roundtrip, found 3 days ago
$487
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 1 from Philadelphia to Allentown, returning Sat, Jan 17, priced at $487 found 3 days ago
American Airlines
Tue, Nov 11 - Tue, Nov 18
PHL
Philadelphia
ABE
Allentown
$566 Roundtrip, found 17 hours ago
$566
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Tue, Nov 11 from Philadelphia to Allentown, returning Tue, Nov 18, priced at $566 found 17 hours ago
Delta
Tue, Dec 30 - Sat, Jan 3
PHL
Philadelphia
ABE
Allentown
$625 Roundtrip, found 6 hours ago
$625
Roundtrip
found 6 hours ago
Select Delta flight, departing Tue, Dec 30 from Philadelphia to Allentown, returning Sat, Jan 3, priced at $625 found 6 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Allentown (ABE)

January is typically the cheapest month to fly

From $470 - $914 per traveler.

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 $552
ABE
Lehigh Valley Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $552

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE) cost?
Lock in a cheap one-way flight from $157 or cheap return flight from $445 from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)?
The cheapest month to fly from PHL to ABE is December, when demand is low. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PHL to ABE flight.
How many flights per day from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)?
Nonstop flights from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to ABE?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)?
Book a flight from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**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.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE) last-minute?
Booking your ticket from PHL to ABE shortly before your journey is generally more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a PHL to ABE flight and hotel package?
You'll typically save money by booking a PHL to ABE flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your ideal accommodations and flights, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Lehigh Valley Intl. Airport (ABE)?
Typically, you're able to cancel or reschedule your PHL to ABE flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like further information, head to our Customer Service portal.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$445
Distance
54 mi

Book with confidence

Philadelphia to Allentown Flights

The cheapest times to fly from Philadelphia 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 Philadelphia to Allentown are during the month of December. You can find some of the cheapest flights from Philadelphia to Allentown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Allentown

Sunday is one of the best days to book for cheap flights from Philadelphia 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 Philadelphia 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 Philadelphia to Allentown in 2025. You can also book with separate airlines for your outbound and return journeys, from $157 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 Philadelphia 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 Philadelphia 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.

 

Philadelphia to Allentown Flights

Explore a world of travel with Expedia

*Available to One Key members.