Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Allentown to Belgium from $380

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 Belgium departing on 7/26. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Allentown to Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:25 pm - 9:00 am
ABE
-
BRU
12h 35m
1 stop
United Airlines Logo
10:15 am - 5:00 pm
BRU
-
ABE
12h 45m
1 stop
$854United Airlines
Sun, May 3 - Sun, May 10
United Airlines Logo
2:25 pm - 9:00 am
ABE
-
BRU
12h 35m
1 stop
United Airlines Logo
11:10 am - 8:58 pm
BRU
-
ABE
15h 48m
2 stops
$859United Airlines
Sun, May 3 - Sun, May 10
United Airlines Logo
2:25 pm - 1:15 pm
ABE
-
BRU
16h 50m
2 stops
United Airlines Logo
10:15 am - 5:00 pm
BRU
-
ABE
12h 45m
1 stop
$900United Airlines
Sat, May 2 - Sat, May 9
United Airlines Logo
2:25 pm - 9:00 am
ABE
-
BRU
12h 35m
1 stop
United Airlines Logo
10:15 am - 5:00 pm
BRU
-
ABE
12h 45m
1 stop
$904United Airlines
Sat, May 2 - Sat, May 9
United Airlines Logo
2:23 pm - 9:00 am
ABE
-
BRU
12h 37m
1 stop
United Airlines Logo
10:15 am - 9:12 pm
BRU
-
ABE
16h 57m
1 stop
$1,001United Airlines
Mon, Aug 3 - Mon, Aug 17
United Airlines Logo
2:23 pm - 9:00 am
ABE
-
BRU
12h 37m
1 stop
United Airlines Logo
10:15 am - 10:06 am
BRU
-
ABE
29h 51m
1 stop
$1,008United Airlines
Mon, Aug 3 - Mon, Aug 17
United Airlines Logo
2:23 pm - 9:00 am
ABE
-
BRU
12h 37m
1 stop
United Airlines Logo
10:15 am - 10:06 am
BRU
-
ABE
29h 51m
1 stop
$1,058United Airlines
Mon, Aug 3 - Mon, Aug 17
United Airlines Logo
6:15 am - 7:15 am
ABE
-
BRU
19h 00m
2 stops
United Airlines Logo
11:10 am - 8:58 pm
BRU
-
ABE
15h 48m
2 stops
$1,059United Airlines
Sun, May 3 - Sun, May 10
Delta Logo
6:32 am - 7:40 am
ABE
-
BRU
19h 08m
1 stop
Delta Logo
9:45 am - 5:19 pm
BRU
-
ABE
13h 34m
1 stop
$1,076Delta
Wed, Apr 8 - Tue, Apr 14
Delta Logo
12:52 pm - 9:40 am
ABE
-
BRU
14h 48m
2 stops
Delta Logo
6:20 am - 5:19 pm
BRU
-
ABE
16h 59m
2 stops
$1,143Delta
Thu, Apr 9 - Wed, Apr 15

Delta flights from Allentown to Belgium

Our best Delta deals on Allentown to Belgium flight tickets
Delta
Apr 8
ABE6:32 amAllentown-Bethlehem
19h 08m
1 stop
BRU7:40 amBrussels Bruxelles-National
Apr 14
BRU9:45 amBrussels Bruxelles-National
13h 34m
1 stop
ABE5:19 pmAllentown-Bethlehem
$1,076
Delta
Apr 9
ABE12:52 pmAllentown-Bethlehem
14h 48m
2 stops
BRU9:40 amBrussels Bruxelles-National
Apr 15
BRU6:20 amBrussels Bruxelles-National
16h 59m
2 stops
ABE5:19 pmAllentown-Bethlehem
$1,143
Delta
Mar 31
ABE12:56 pmAllentown-Bethlehem
14h 44m
2 stops
BRU9:40 amBrussels Bruxelles-National
Apr 7
BRU9:45 amBrussels Bruxelles-National
19h 07m
1 stop
ABE10:52 pmAllentown-Bethlehem
$5,497

United Airlines flights from Allentown to Belgium

Our best United Airlines deals on Allentown to Belgium flight tickets
United Airlines
May 7
ABE2:25 pmAllentown-Bethlehem
23h 35m
2 stops
BRU8:00 pmBrussels Bruxelles-National
May 14
BRU10:15 amBrussels Bruxelles-National
12h 45m
1 stop
ABE5:00 pmAllentown-Bethlehem
$800
United Airlines
May 7
ABE2:25 pmAllentown-Bethlehem
12h 35m
1 stop
BRU9:00 amBrussels Bruxelles-National
May 14
BRU10:15 amBrussels Bruxelles-National
29h 33m
1 stop
ABE9:48 amAllentown-Bethlehem
$810
United Airlines
May 7
ABE2:25 pmAllentown-Bethlehem
23h 35m
2 stops
BRU8:00 pmBrussels Bruxelles-National
May 14
BRU8:30 amBrussels Bruxelles-National
42h 28m
2 stops
ABE8:58 pmAllentown-Bethlehem
$827

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Belgium 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 23, 2026.
Use the filters below to find and compare flights from Allentown to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sun 5/3

2:25 pm-9:00 am

1 stop12h 35m

Brussels Bruxelles-National

Sun 5/10

10:15 am-5:00 pm

1 stop12h 45m

$854

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sun 5/3

2:25 pm-9:00 am

1 stop12h 35m

Brussels Bruxelles-National

Sun 5/10

11:10 am-8:58 pm

2 stops15h 48m

$859

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 5/2

2:25 pm-1:15 pm

2 stops16h 50m

Brussels Bruxelles-National

Sat 5/9

10:15 am-5:00 pm

1 stop12h 45m

$900

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 5/2

2:25 pm-9:00 am

1 stop12h 35m

Brussels Bruxelles-National

Sat 5/9

10:15 am-5:00 pm

1 stop12h 45m

$904

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 8/3

2:23 pm-9:00 am

1 stop12h 37m

Brussels Bruxelles-National

Mon 8/17

10:15 am-9:12 pm

1 stop16h 57m

$1,001

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 8/3

2:23 pm-9:00 am

1 stop12h 37m

Brussels Bruxelles-National

Mon 8/17

10:15 am-10:06 am

1 stop29h 51m

$1,008

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 8/3

2:23 pm-9:00 am

1 stop12h 37m

Brussels Bruxelles-National

Mon 8/17

10:15 am-10:06 am

1 stop29h 51m

$1,058

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sun 5/3

6:15 am-7:15 am

2 stops19h 00m

Brussels Bruxelles-National

Sun 5/10

11:10 am-8:58 pm

2 stops15h 48m

$1,059

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 4/8

6:32 am-7:40 am

1 stop19h 08m

Brussels Bruxelles-National

Tue 4/14

9:45 am-5:19 pm

1 stop13h 34m

$1,076

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 4/9

12:52 pm-9:40 am

2 stops14h 48m

Brussels Bruxelles-National

Wed 4/15

6:20 am-5:19 pm

2 stops16h 59m

$1,143

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Belgium from

How to get the cheapest flight ticket from Allentown to Belgium

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 airline that flies from Allentown-Bethlehem to Belgium?

United Airlines and Delta are the most popular carriers operating from Allentown-Bethlehem to Belgium

What airlines fly to Belgium?

United Airlines, Aer Lingus and British Airways are the top three most popular airlines that fly to Belgium from Allentown according to our data. United Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 10 different airlines that fly to Belgium on a routine basis, so you have a few additional options to choose from.

Cheap Allentown to Belgium flight deals and tips

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

Fastest flight time

12h 35m

Direct flights

None
The fastest flight from Allentown to Belgium takes 12h 35m
There are no direct flights from Allentown to Belgium. There are no popular flight routes from Allentown to Belgium.
Search flight deals

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

    Prices for flights from Allentown-Bethlehem Airport to Belgium are updated daily.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Belgium?

    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 Belgium.

  • What documentation or ID do you need to fly to Belgium?

    The travel and health documents required for your trip to Belgium can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Belgium from Allentown is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belgium quick and easy, saving you time and money.

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

Yes. All flights to Belgium from Allentown on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Allentown to Belgium flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Belgium trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 4/22
Wed 4/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Belgium

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo
Flights to Brusselsfrom $445
Flights to Ostend