$179 Cheap Flights from Raleigh (RDU) to Allentown (ABE)

Find available prices by choosing your travel dates.

Cheap Flights from Raleigh to Allentown (RDU-ABE)

Prices were available within the past 7 days and start at $179 for one-way flights and $158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
Delta
United
American Airlines
American Airlines
United
American Airlines
American Airlines
Flights from Raleigh (RDU) to Allentown (ABE)
Origin airport
Raleigh - Durham Intl.
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$158
Distance
376 mi

Raleigh to Allentown Flights

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

The best time to book a flight from Raleigh to Allentown

Sunday is one of the best days to book for cheap flights from Raleigh 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 Raleigh 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 Raleigh to Allentown in 2025. You can also book with separate airlines for your outbound and return journeys, from $179 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 Raleigh 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 Raleigh 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 Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE) cost?
Discover the latest flight deals from RDU to ABE by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RDU to ABE?
The cheapest flights from RDU to ABE are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RDU to ABE?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from RDU to ABE. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE)?
You’ll need to catch a flight with a layover if you’re traveling from Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from RDU to ABE?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE)?
To avoid potential delays on the Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE) route, aim to travel before 3 PM. Later departures are 22% more likely to be canceled.**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 Raleigh - Durham Intl. Airport (RDU)?
Philadelphia Intl. Airport (PHL) is the only airport in Allentown with direct flights from Raleigh - Durham Intl. Airport (RDU). Browse the options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE) last-minute?
Booking your ticket from RDU to ABE right before your getaway is usually more expensive. But if you’re flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a RDU to ABE flight and hotel package?
Compared with arranging hotels and flights separately, booking a RDU to ABE flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to Lehigh Valley Intl. Airport (ABE)?
In most instances, you can cancel or reschedule your RDU to ABE flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline’s guidelines and fees on flight changes, or if you need more details, visit our Customer Service portal.

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*Available to One Key members.