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Cheap flights from Boston to Allentown from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Allentown departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Allentown (BOS-ABE)

Cheap round-trip flights

American Airlines Logo
5:50 am - 1:00 pmBOS-ABE
7h 10m1 stop
American Airlines Logo
2:52 pm - 9:47 pmABE-BOS
6h 55m1 stop
$219American Airlines
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Thu, Oct 2 - Sat, Oct 4
Logo
4:22 pm - 10:40 pmBOS-ABE
6h 18m1 stop
Logo
12:14 pm - 7:16 pmABE-BOS
7h 02m1 stop
$255
Find Deal
Fri, Oct 3 - Sun, Oct 5
Logo
2:53 pm - 10:47 pmBOS-ABE
7h 54m1 stop
Logo
12:54 pm - 11:10 pmABE-BOS
10h 16m1 stop
$263
Find Deal
Thu, Sep 4 - Mon, Sep 8
American Airlines Logo
3:55 pm - 9:50 pmBOS-ABE
5h 55m1 stop
American Airlines Logo
7:00 pm - 11:44 pmABE-BOS
4h 44m1 stop
$269American Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 9
Logo
2:53 pm - 10:47 pmBOS-ABE
7h 54m1 stop
Logo
6:00 am - 9:43 amABE-BOS
27h 43m2 stops
$270
Find Deal
Thu, Sep 4 - Mon, Sep 8
Logo
10:53 am - 10:15 pmBOS-ABE
11h 22m2 stops
Logo
9:01 pm - 9:18 amABE-BOS
12h 17m1 stop
$272
Find Deal
Thu, Oct 2 - Sat, Oct 4
American Airlines Logo
7:45 am - 2:05 pmBOS-ABE
6h 20m1 stop
American Airlines Logo
7:00 pm - 11:44 pmABE-BOS
4h 44m1 stop
$274American Airlines
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Mon, Sep 8 - Mon, Sep 15
United Airlines Logo
9:43 am - 4:53 pmBOS-ABE
7h 10m1 stop
United Airlines Logo
5:28 pm - 12:45 amABE-BOS
7h 17m1 stop
$289United Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
United Airlines Logo
7:10 am - 9:54 pmBOS-ABE
14h 44m2 stops
United Airlines Logo
5:28 pm - 12:45 amABE-BOS
7h 17m1 stop
$412United Airlines
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Thu, Sep 4 - Mon, Sep 8
United Airlines Logo
8:47 pm - 10:38 amBOS-ABE
13h 51m1 stop
United Airlines Logo
5:28 pm - 12:50 amABE-BOS
7h 22m1 stop
$431United Airlines
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Thu, Oct 2 - Sat, Oct 4

American Airlines flights from Boston to Allentown

Our best American Airlines deals on Boston to Allentown flight tickets
American Airlines
Oct 2
BOS5:50 amBoston Logan Intl
7h 10m
1 stop
ABE1:00 pmAllentown-Bethlehem
Oct 4
ABE2:52 pmAllentown-Bethlehem
6h 55m
1 stop
BOS9:47 pmBoston Logan Intl
$219
Find similar
American Airlines
Sep 5
BOS3:55 pmBoston Logan Intl
5h 55m
1 stop
ABE9:50 pmAllentown-Bethlehem
Sep 9
ABE7:00 pmAllentown-Bethlehem
4h 44m
1 stop
BOS11:44 pmBoston Logan Intl
$269
Find similar
American Airlines
Sep 8
BOS7:45 amBoston Logan Intl
6h 20m
1 stop
ABE2:05 pmAllentown-Bethlehem
Sep 15
ABE7:00 pmAllentown-Bethlehem
4h 44m
1 stop
BOS11:44 pmBoston Logan Intl
$274
Find similar

United Airlines flights from Boston to Allentown

Our best United Airlines deals on Boston to Allentown flight tickets
United Airlines
Sep 4
BOS9:43 amBoston Logan Intl
7h 10m
1 stop
ABE4:53 pmAllentown-Bethlehem
Sep 8
ABE5:28 pmAllentown-Bethlehem
7h 17m
1 stop
BOS12:45 amBoston Logan Intl
$289
Find similar
United Airlines
Sep 4
BOS7:10 amBoston Logan Intl
14h 44m
2 stops
ABE9:54 pmAllentown-Bethlehem
Sep 8
ABE5:28 pmAllentown-Bethlehem
7h 17m
1 stop
BOS12:45 amBoston Logan Intl
$412
Find similar
United Airlines
Oct 2
BOS8:47 pmBoston Logan Intl
13h 51m
1 stop
ABE10:38 amAllentown-Bethlehem
Oct 4
ABE5:28 pmAllentown-Bethlehem
7h 22m
1 stop
BOS12:50 amBoston Logan Intl
$431
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Boston to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 10/2

5:50 am-1:00 pm

1 stop7h 10m

Allentown-Bethlehem

Sat 10/4

2:52 pm-9:47 pm

1 stop6h 55m

$219

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Fri 10/3

4:22 pm-10:40 pm

1 stop6h 18m

Allentown-Bethlehem

Sun 10/5

12:14 pm-7:16 pm

1 stop7h 02m

$255

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 9/4

2:53 pm-10:47 pm

1 stop7h 54m

Allentown-Bethlehem

Mon 9/8

12:54 pm-11:10 pm

1 stop10h 16m

$263

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Fri 9/5

3:55 pm-9:50 pm

1 stop5h 55m

Allentown-Bethlehem

Tue 9/9

7:00 pm-11:44 pm

1 stop4h 44m

$269

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 9/4

2:53 pm-10:47 pm

1 stop7h 54m

Allentown-Bethlehem

Mon 9/8

6:00 am-9:43 am

2 stops27h 43m

$270

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 10/2

10:53 am-10:15 pm

2 stops11h 22m

Allentown-Bethlehem

Sat 10/4

9:01 pm-9:18 am

1 stop12h 17m

$272

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Mon 9/8

7:45 am-2:05 pm

1 stop6h 20m

Allentown-Bethlehem

Mon 9/15

7:00 pm-11:44 pm

1 stop4h 44m

$274

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 9/4

9:43 am-4:53 pm

1 stop7h 10m

Allentown-Bethlehem

Mon 9/8

5:28 pm-12:45 am

1 stop7h 17m

$289

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 9/4

7:10 am-9:54 pm

2 stops14h 44m

Allentown-Bethlehem

Mon 9/8

5:28 pm-12:45 am

1 stop7h 17m

$412

BostonAllentown

BOS - ABE

BOSABE

Boston Logan Intl

Thu 10/2

8:47 pm-10:38 am

1 stop13h 51m

Allentown-Bethlehem

Sat 10/4

5:28 pm-12:50 am

1 stop7h 22m

$431

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 Allentown from

How to get the cheapest flight ticket from Boston to Allentown

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 Allentown?

The month of November is, on average, the cheapest month to fly to Allentown from Boston, with most prices found around $194. If you aren’t able to travel to Allentown during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $207.

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from Boston to Allentown is on a Tuesday when prices can be found for as low as $199. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Wednesday is $397.

What is the cheapest time of day to depart on your flight to Allentown?

In the morning is the cheapest time of day to fly from Boston to Allentown when you can find flight prices for as low as $284. Flying to Allentown in the morning is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $578.

When to book flights from Boston to Allentown

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

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

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

Direct flights

None
There are no direct flights from Boston to Allentown. There are no popular flight routes from Boston to Allentown.
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  • How far is Boston Logan Intl to Allentown-Bethlehem by plane?

    Allentown-Bethlehem is 258.4 mi away from Boston Logan Intl. By plane, this route typically takes 5h 27m.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Allentown-Bethlehem Airport.

  • What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

    The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Boston to Allentown

Compare and see reviews for airlines that fly from Boston to Allentown with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $155Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $155Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

Traveling to a place near Allentown?

Book flights to Allentown if you plan to visit one of these locations
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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Allentown. momondo saves you time and could save you money on your trip.

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

All flight searches from Boston to Allentown on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Boston and Allentown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Boston to Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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