$19 Cheap Flights to Allentown, PA

Plan your trip for January if you're looking for a deal on your fare. It's the cheapest month to fly to Allentown. If possible, avoid traveling during peak periods such as school vacation time or public holidays.

Score cheap flights to Allentown from Chicago, Atlanta and Boston. These cities generally offer the best fares to this much-loved destination. But bear in mind that holiday periods, stopovers and demand also influence rates, so remain flexible and book when you spot a bargain.

You can fly to Allentown directly from 77 US destinations. To find a nonstop trip, select "Direct flights only" when organizing your flights to Allentown on Expedia. Then, compare the options and pick the best departure out of one of these cities:

• Chicago
• Atlanta
• Boston
• Orlando
• Charlotte

Book well in advance or search for a cheap flight to Allentown during the off-season, such as January and February. Jetting off on a Thursday could also save you an average of 16% compared to a Sunday flight.* The Expedia app makes it even easier to know the right time to book. Just activate the toggle for "Watch prices" and you'll receive a notification when there's a better deal.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

You can find great deals on last-minute flights to Allentown, especially if your travel plans are flexible. Think about departing from a different hub, changing your dates or picking an alternative carrier to get a cheap flight to Allentown.

Find the travel dates you want and a fare you'll love by booking your domestic flight to Allentown up to 28 days in advance. Lock in tickets between two and four months ahead if you're traveling to Allentown from an international destination.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

You'll save an average of 8% if you purchase tickets on a Sunday instead of Fridays, which tend to be the most expensive day to book.* When it comes to scoring a cheap flight to Allentown, it's all about having good timing.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

A total of 13 carriers connect 105 airports around the world to Allentown. Here are a few of the key airlines to Allentown, where Philadelphia Intl. Airport (PHL) is the chief entry point:

• American Airlines
• Delta Air Lines
• United Airlines
• Frontier Airlines

When flying to Allentown, the main airport to land at is Lehigh Valley Intl. Airport (ABE). You can also head to nearby hubs like Philadelphia Intl. Airport (PHL), Scranton Intl. Airport (AVP) or Lancaster Airport (LNS). Another great option to consider when you fly to Allentown is Quakertown Airport (UKT).

You'll be around 4 mi northeast of central Allentown after arriving at Lehigh Valley Intl. Airport (ABE).

Book an Allentown flight and hotel package deal on Expedia, and you could make significant savings. It's simple to bundle your flights and accommodations, and you can even add car rentals and tours to create your own customized Allentown getaway. Plus, nothing beats the convenience of booking everything in one place.

You can often change or cancel your flight to Allentown within 24 hours of booking. However, be mindful that some fares are non-refundable. In those cases, you may receive credit for a future flight in place of a direct refund. It's important to check the airline's terms and conditions in your itinerary for specific details. You can use Expedia's "Changes included" or "No cancel fee" filters during your search to secure cheap flights to Allentown with flexible change policies. To learn more, visit our Customer Service Portal.