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Allentown

$119+ Cheap flights from Boston to Allentown (BOS - ABE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ABE
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Boston to Allentown

Cheapest flights from Boston to Allentown
Explore the most affordable flight options available from Boston to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:30 amBOS - ABE
1 stop6h 48mAmerican Airlines
Fri 12/195:15 pmABE - BOS
1 stop5h 22mAmerican Airlines
Deal found 12/3$193
This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/179:50 amBOS - ABE
1 stop6h 03mAmerican Airlines
Sun 12/2111:50 amABE - BOS
1 stop7h 28mAmerican Airlines
Deal found 12/3$203
This American Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:50 amBOS - ABE
1 stop6h 03mAmerican Airlines
Sun 12/146:10 amABE - BOS
1 stop4h 59mAmerican Airlines
Deal found 12/3$227
This Mytrip deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:11 pmBOS - ABE
1 stop14h 13mMultiple Airlines
Fri 12/123:46 pmABE - BOS
1 stop8h 10mMultiple Airlines
Deal found 12/4$274
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:00 amBOS - ABE
1 stop5h 52mUnited Airlines
Sun 12/141:00 pmABE - BOS
1 stop8h 45mUnited Airlines
Deal found 12/3$287
This Kiwi.com deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:11 pmBOS - ABE
1 stop14h 13mMultiple Airlines
Fri 12/191:34 pmABE - BOS
2 stops34h 23mMultiple Airlines
Deal found 12/3$309
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:40 amBOS - ABE
1 stop7h 07mUnited Airlines
Mon 12/151:00 pmABE - BOS
1 stop6h 25mUnited Airlines
Deal found 12/3$318
This United Airlines deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:00 amBOS - ABE
1 stop5h 52mUnited Airlines
Wed 12/106:30 amABE - BOS
1 stop6h 13mUnited Airlines
Deal found 12/3$337
This United Airlines deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:40 amBOS - ABE
1 stop6h 07mUnited Airlines
Sat 12/61:00 pmABE - BOS
1 stop8h 45mUnited Airlines
Deal found 12/4$349
This American Airlines deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:00 pmBOS - ABE
1 stop6h 06mAmerican Airlines
Mon 12/84:30 pmABE - BOS
1 stop7h 45mAmerican Airlines
Deal found 12/4$353
This Mytrip deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:45 amBOS - ABE
2 stops30h 34mMultiple Airlines
Sun 12/217:30 amABE - BOS
2 stops27h 20mMultiple Airlines
Deal found 12/3$379

Find flight deals from Boston to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$159
(American Airlines)

One-way from

$80
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$300
Provider with most accurate pricing for Boston Logan Intl-Allentown-Bethlehem flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Allentown-Bethlehem flights.
Search Deals
From Boston Logan Intl to Allentown-Bethlehem
Search Deals
One-way flight from Boston Logan Intl to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 34% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 20% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Allentown that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Boston to Allentown that are best for you.

Fly from

Boston

Fly to

Allentown

Route

Depart

Return

Price

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Wed 1/21

5:20 pm-10:26 pm

1 stop5h 06m

Allentown-Bethlehem

Sat 1/24

1:02 pm-6:15 pm

1 stop5h 13m

$159

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Mon 12/15

6:30 am-1:18 pm

1 stop6h 48m

Allentown-Bethlehem

Fri 12/19

5:15 pm-10:37 pm

1 stop5h 22m

$193

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Mon 1/5

6:30 pm-11:29 pm

1 stop4h 59m

Allentown-Bethlehem

Fri 1/9

1:02 pm-6:19 pm

1 stop5h 17m

$203

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Fri 1/9

5:20 pm-10:26 pm

1 stop5h 06m

Allentown-Bethlehem

Wed 2/4

1:02 pm-6:19 pm

1 stop5h 17m

$203

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Fri 12/12

9:50 am-3:53 pm

1 stop6h 03m

Allentown-Bethlehem

Sun 12/14

6:10 am-11:09 am

1 stop4h 59m

$227

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Mon 12/8

8:11 pm-10:24 am

1 stop14h 13m

Allentown-Bethlehem

Fri 12/12

3:46 pm-11:56 pm

1 stop8h 10m

$274

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Wed 12/10

6:00 am-11:52 am

1 stop5h 52m

Allentown-Bethlehem

Sun 12/14

1:00 pm-9:45 pm

1 stop8h 45m

$287

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Wed 12/10

6:00 am-11:52 am

1 stop5h 52m

Allentown-Bethlehem

Mon 12/15

1:00 pm-9:45 pm

1 stop8h 45m

$287

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Sat 12/13

5:00 pm-11:06 pm

1 stop6h 06m

Allentown-Bethlehem

Mon 12/15

4:30 pm-12:15 am

1 stop7h 45m

$287

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Sat 12/13

5:00 pm-11:06 pm

1 stop6h 06m

Allentown-Bethlehem

Sun 12/14

6:10 am-11:09 am

1 stop4h 59m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Boston to Allentown

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Allentown in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Allentown flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Allentown flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Allentown flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Allentown flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Allentown flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Allentown

What is the cheapest month to book a flight from Boston to Allentown?

Currently, January is the cheapest month in which you can book a flight from Boston to Allentown (average of $32). Flying from Boston to Allentown in May is currently the most expensive (average of $137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to ABE?

Find hourly flight availability from Boston to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Boston to Allentown, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 50% versus a flight in the evening.

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Allentown. Reviews last updated December 4, 2025.
See what other customers who have flown with United Airlines and American Airlines from Boston to Allentown have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,066 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Boston to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Allentown?

    A quick flight from Boston to Allentown can take about 5h 06m. American Airlines provides one of the quickest options available for as low as $159. There are 258 mi between Boston and Allentown.

  • What are the cheapest airlines flying from Boston to Allentown round-trip?

    Flying on American Airlines is currently your cheapest option to Allentown, with prices starting at $155. Another option worth looking into is United Airlines, starting at $193 round trip. Users have found that American Airlines is 53% cheaper than the other options available to this destination.

  • Can I find deals for flights from Boston to Allentown that include hotel bookings?

    Yes. In addition to deals on Boston to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Allentown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Allentown.

  • Can I find deals for business class flights from Boston to Allentown?

    Yes. Cheapflights offers flight deals from Boston to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Allentown?

    Currently, January is the cheapest month in which you can book a flight from Boston to Allentown (average of $32). Flying from Boston to Allentown in May is currently the most expensive (average of $137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Boston to Allentown

Discover the top 2 airlines that operate flights from Boston to Allentown. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$155Average$362FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$281FlexibilityNo cancel feeOn-time69%

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