Waterfall on Little Bushkill creek. Wooden footpath borders the river. Little Bushkill Creek is a tributary of the Delaware River in eastern Pennsylvania

$103 Cheap Flights from Boston (BOS) to Allentown (ABE)

View $103 flight on Tue, Sep 29, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Lehigh Valley Intl. Airport (ABE)

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Cheap Flights from Boston to Allentown (BOS-ABE)

Prices were available within the past 7 days and start at $103 for one-way flights and $193 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Aug 20 - Mon, Aug 24
BOS
Boston
ABE
Allentown
$193 Roundtrip, found 19 hours ago
$193
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Thu, Aug 20 from Boston to Allentown, returning Mon, Aug 24, priced at $193 found 19 hours ago
American Airlines
Mon, Jul 13 - Tue, Jul 14
BOS
Boston
ABE
Allentown
$205 Roundtrip, found 6 days ago
$205
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jul 13 from Boston to Allentown, returning Tue, Jul 14, priced at $205 found 6 days ago
American Airlines
Tue, Jun 30 - Sat, Jul 4
BOS
Boston
ABE
Allentown
$230 Roundtrip, found 20 hours ago
$230
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Tue, Jun 30 from Boston to Allentown, returning Sat, Jul 4, priced at $230 found 20 hours ago
American Airlines
Fri, Aug 28 - Mon, Aug 31
BOS
Boston
ABE
Allentown
$239 Roundtrip, found 2 hours ago
$239
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, Aug 28 from Boston to Allentown, returning Mon, Aug 31, priced at $239 found 2 hours ago
American Airlines
Mon, Jul 13 - Tue, Jul 14
BOS
Boston
ABE
Allentown
$240 Roundtrip, found 6 days ago
$240
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jul 13 from Boston to Allentown, returning Tue, Jul 14, priced at $240 found 6 days ago
American Airlines
Tue, Jun 30 - Sat, Jul 4
BOS
Boston
ABE
Allentown
$244 Roundtrip, found 20 hours ago
$244
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Tue, Jun 30 from Boston to Allentown, returning Sat, Jul 4, priced at $244 found 20 hours ago
American Airlines
Mon, Sep 28 - Tue, Sep 29
BOS
Boston
ABE
Allentown
$245 Roundtrip, found 3 days ago
$245
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 28 from Boston to Allentown, returning Tue, Sep 29, priced at $245 found 3 days ago
American Airlines
Thu, Aug 20 - Mon, Aug 24
BOS
Boston
ABE
Allentown
$250 Roundtrip, found 19 hours ago
$250
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Thu, Aug 20 from Boston to Allentown, returning Mon, Aug 24, priced at $250 found 19 hours ago
United
Tue, Aug 25 - Sat, Aug 29
BOS
Boston
ABE
Allentown
$286 Roundtrip, found 1 day ago
$286
Roundtrip
found 1 day ago
Select United flight, departing Tue, Aug 25 from Boston to Allentown, returning Sat, Aug 29, priced at $286 found 1 day ago
Delta
Tue, Aug 25 - Sat, Aug 29
BOS
Boston
ABE
Allentown
$559 Roundtrip, found 1 day ago
$559
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Aug 25 from Boston to Allentown, returning Sat, Aug 29, priced at $559 found 1 day 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 $362
ABE
Lehigh Valley Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $362

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) cost?
You can find cheap one-way flights from $103 and cheap return flights from $193 Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) with Expedia. One-way flights typically cost between $112 and $947, and return flights often range between $246 and $1274. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
February is the cheapest month to fly from Boston, MA (BOS) to Allentown, PA (ABE), with average return fares around $208. This is about 29% lower than the average price throughout the year, as February typically sees lower travel demand. Other cheap months to fly from Boston to Allentown include November and December.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
Enter BOS to ABE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
American Airlines is one of the cheapest airlines offering connecting flights from Boston, MA (BOS) to Allentown, PA (ABE), with round-trip tickets starting from around $138.72 with a layover in O'Hare Intl. (ORD). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
For flights from Boston (BOS) to Allentown (ABE), February and December are your best bets. February offers an average price of about $208, making it a cost-effective choice. December, while popular, also provides good flight options. These months strike a balance between affordability and availability, ensuring a pleasant travel experience.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The earliest flight from Logan International Airport (BOS) to Lehigh Valley International Airport (ABE) usually departs at around 5:00 AM, operated by American Airlines. This seasonal service is available in February, giving you an early start to your trip to Allentown. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The most popular departure times for flights from Logan Intl. (BOS) to Lehigh Valley Intl. (ABE) are in the morning, from 6am to 9am. About 39% of passengers prefer this time window. Many major carriers, including American Airlines, Delta, and United Airlines, offer flights during this window. This timing works well because it allows you to maximize your day in Pennsylvania.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
Flying from BOS to ABE with a connection usually takes about 6 hours 30 minutes, traveling roughly 257 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
First class is available on flights from BOS to ABE. First class cabins are available on:

  • Delta Air Lines
  • United Airlines
  • American Airlines

How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Allentown from Logan Intl. (BOS)?
If you're planning to travel to Allentown from Logan Intl. (BOS), you can fly into Lehigh Valley Intl. (ABE) Some flights may connect through major hubs like Raleigh - Durham Intl. (RDU), Washington Dulles Intl. (IAD), Nantucket Memorial (ACK) before reaching Allentown. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) Allentown Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) 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 ticket 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, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Lehigh Valley Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$193
Distance
257 mi

Book with confidence

Boston to Allentown Flights

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

 

The best time to book a flight from Boston to Allentown

Sunday is one of the best days to book for cheap flights from Boston 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 Boston 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 Boston to Allentown in 2026. You can also book with separate airlines for your outbound and return journeys, from $103 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 Boston 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 Boston 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.

 

Boston to Allentown Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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