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Cheap flights from Allentown to Boston from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Boston departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:00 pm - 6:02 pm
ABE
-
BOS
6h 02m
1 stop
American Airlines Logo
5:47 am - 11:30 am
BOS
-
ABE
5h 43m
1 stop
$185American Airlines
Fri, Apr 3 - Sun, Apr 5
American Airlines Logo
12:00 pm - 7:26 pm
ABE
-
BOS
7h 26m
1 stop
American Airlines Logo
5:47 am - 11:30 am
BOS
-
ABE
5h 43m
1 stop
$241American Airlines
Fri, Apr 3 - Sun, Apr 5
American Airlines Logo
5:46 pm - 12:40 am
ABE
-
BOS
6h 54m
1 stop
American Airlines Logo
10:13 am - 5:14 pm
BOS
-
ABE
7h 01m
1 stop
$244American Airlines
Fri, May 29 - Wed, Jun 3
American Airlines Logo
12:00 pm - 6:02 pm
ABE
-
BOS
6h 02m
1 stop
American Airlines Logo
7:02 pm - 12:29 am
BOS
-
ABE
5h 27m
1 stop
$261American Airlines
Fri, Apr 3 - Sat, Apr 4
American Airlines Logo
6:04 am - 11:36 am
ABE
-
BOS
5h 32m
1 stop
American Airlines Logo
5:40 pm - 12:22 am
BOS
-
ABE
6h 42m
1 stop
$280American Airlines
Sun, Apr 5 - Wed, Apr 8
United Airlines Logo
2:23 pm - 9:56 pm
ABE
-
BOS
7h 33m
1 stop
United Airlines Logo
6:00 am - 1:48 pm
BOS
-
ABE
7h 48m
1 stop
$298United Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
12:45 pm - 5:57 pm
ABE
-
BOS
5h 12m
1 stop
American Airlines Logo
5:30 pm - 12:29 am
BOS
-
ABE
6h 59m
1 stop
$306American Airlines
Tue, Mar 31 - Sat, Apr 4
American Airlines Logo
6:04 am - 11:36 am
ABE
-
BOS
5h 32m
1 stop
American Airlines Logo
5:47 am - 11:30 am
BOS
-
ABE
5h 43m
1 stop
$315American Airlines
Wed, Apr 1 - Sun, Apr 5
American Airlines Logo
1:56 pm - 7:26 pm
ABE
-
BOS
5h 30m
1 stop
American Airlines Logo
7:41 am - 1:26 pm
BOS
-
ABE
5h 45m
1 stop
$322American Airlines
Wed, Aug 12 - Sat, Aug 15
Multiple Airlines Logo
12:42 pm - 7:47 am
ABE
-
BOS
19h 05m
1 stop
Multiple Airlines Logo
8:44 am - 9:17 pm
BOS
-
ABE
36h 33m
2 stops
$349Multiple Airlines
Fri, May 29 - Wed, Jun 3

American Airlines flights from Allentown to Boston

Our best American Airlines deals on Allentown to Boston flight tickets
American Airlines
Apr 3
ABE12:00 pmAllentown-Bethlehem
6h 02m
1 stop
BOS6:02 pmBoston Logan Intl
Apr 5
BOS5:47 amBoston Logan Intl
5h 43m
1 stop
ABE11:30 amAllentown-Bethlehem
$185
American Airlines
Mar 24
ABE7:41 amAllentown-Bethlehem
7h 16m
1 stop
BOS2:57 pmBoston Logan Intl
Mar 30
BOS5:30 pmBoston Logan Intl
6h 59m
1 stop
ABE12:29 amAllentown-Bethlehem
$231
American Airlines
Apr 3
ABE12:00 pmAllentown-Bethlehem
7h 26m
1 stop
BOS7:26 pmBoston Logan Intl
Apr 5
BOS5:47 amBoston Logan Intl
5h 43m
1 stop
ABE11:30 amAllentown-Bethlehem
$241

United Airlines flights from Allentown to Boston

Our best United Airlines deals on Allentown to Boston flight tickets
United Airlines
May 23
ABE2:23 pmAllentown-Bethlehem
7h 33m
1 stop
BOS9:56 pmBoston Logan Intl
May 27
BOS6:00 amBoston Logan Intl
7h 48m
1 stop
ABE1:48 pmAllentown-Bethlehem
$298
United Airlines
May 23
ABE2:23 pmAllentown-Bethlehem
20h 53m
2 stops
BOS11:16 amBoston Logan Intl
May 27
BOS7:19 amBoston Logan Intl
6h 29m
1 stop
ABE1:48 pmAllentown-Bethlehem
$432
United Airlines
May 23
ABE5:36 pmAllentown-Bethlehem
17h 40m
2 stops
BOS11:16 amBoston Logan Intl
May 27
BOS6:00 amBoston Logan Intl
7h 48m
1 stop
ABE1:48 pmAllentown-Bethlehem
$442

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Boston 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, momondo users made 832,500 searches. Data last updated March 19, 2026.
Use the filters below to find and compare flights from Allentown to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Fri 4/3

12:00 pm-6:02 pm

1 stop6h 02m

Boston Logan Intl

Sun 4/5

5:47 am-11:30 am

1 stop5h 43m

$185

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Fri 4/3

12:00 pm-7:26 pm

1 stop7h 26m

Boston Logan Intl

Sun 4/5

5:47 am-11:30 am

1 stop5h 43m

$241

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Fri 5/29

5:46 pm-12:40 am

1 stop6h 54m

Boston Logan Intl

Wed 6/3

10:13 am-5:14 pm

1 stop7h 01m

$244

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Fri 4/3

12:00 pm-6:02 pm

1 stop6h 02m

Boston Logan Intl

Sat 4/4

7:02 pm-12:29 am

1 stop5h 27m

$261

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Sun 4/5

6:04 am-11:36 am

1 stop5h 32m

Boston Logan Intl

Wed 4/8

5:40 pm-12:22 am

1 stop6h 42m

$280

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Sat 5/23

2:23 pm-9:56 pm

1 stop7h 33m

Boston Logan Intl

Wed 5/27

6:00 am-1:48 pm

1 stop7h 48m

$298

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Tue 3/31

12:45 pm-5:57 pm

1 stop5h 12m

Boston Logan Intl

Sat 4/4

5:30 pm-12:29 am

1 stop6h 59m

$306
Quickest round-trip

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Wed 4/1

6:04 am-11:36 am

1 stop5h 32m

Boston Logan Intl

Sun 4/5

5:47 am-11:30 am

1 stop5h 43m

$315

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Wed 8/12

1:56 pm-7:26 pm

1 stop5h 30m

Boston Logan Intl

Sat 8/15

7:41 am-1:26 pm

1 stop5h 45m

$322

AllentownBoston

ABE - BOS

ABEBOS

Allentown-Bethlehem

Fri 5/29

12:42 pm-7:47 am

1 stop19h 05m

Boston Logan Intl

Wed 6/3

8:44 am-9:17 pm

2 stops36h 33m

$349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Allentown to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, February is the cheapest month to fly from Allentown to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $71. If you aren’t able to travel during the month of February, then book flights to Boston from Allentown during September instead. Flights to Boston in September, while not as cheap as those in February, still average around $202.

How have Allentown to Boston flight prices changed over time?

As of March 2026, prices for Allentown to Boston flights are approximately 153% more expensive when compared to flights at the same time last year.

When to book flights from Allentown to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Allentown to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Allentown to Boston (ABE to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Boston

Fastest flight time

5h 44m

Direct flights

None
The fastest flight from Allentown to Boston takes 5h 44m
There are no direct flights from Allentown to Boston. There are no popular flight routes from Allentown to Boston.
Search flight deals

  • How far is Allentown-Bethlehem to Boston Logan Intl by plane?

    Boston Logan Intl is 258.4 mi away from Allentown-Bethlehem. Flights usually cover this in 5h 44m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Boston Logan Intl Airport?

    Prices for flights from Allentown-Bethlehem Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Allentown-Bethlehem Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Boston Logan Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Allentown to Boston?

Best airlines flying from Allentown to Boston

Compare and see reviews for airlines that fly from Allentown to Boston with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $138Free CancellationRating
7.1
11,472 reviews
Search American Airlines flights
United AirlinesPriceFrom $193Free CancellationRating
7.4
9,439 reviews
Search United Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Brockton
Warwick
Laconia
Chatham
Nashua
Sturbridge
Everett

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Boston?

It is quick and easy to find Allentown to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

Can I find flights from Allentown to Boston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Boston from Allentown which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Allentown to Boston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boston from Allentown.

I’m not ready to book a flight from Allentown to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Allentown and alert you when they change.

An easier way to manage your Boston trip

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