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Cheap flights from Allentown to Belgium from $390

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 8/12. 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

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Find the cheapest flights from Allentown to Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:30 pm - 8:55 am
ABE
-
BRU
12h 25m
1 stop
United Airlines Logo
10:10 am - 4:56 pm
BRU
-
ABE
12h 46m
1 stop
$801United Airlines
Wed, Nov 4 - Sat, Nov 14
United Airlines Logo
2:30 pm - 8:55 am
ABE
-
BRU
12h 25m
1 stop
United Airlines Logo
11:15 am - 9:12 pm
BRU
-
ABE
15h 57m
2 stops
$806United Airlines
Wed, Nov 4 - Sat, Nov 14
United Airlines Logo
2:16 pm - 1:15 pm
ABE
-
BRU
16h 59m
2 stops
United Airlines Logo
10:15 am - 9:07 pm
BRU
-
ABE
16h 52m
1 stop
$994United Airlines
Tue, Jul 7 - Tue, Jul 14
United Airlines Logo
2:16 pm - 9:00 am
ABE
-
BRU
12h 44m
1 stop
United Airlines Logo
10:15 am - 9:12 pm
BRU
-
ABE
16h 57m
1 stop
$997United Airlines
Wed, Jul 1 - Thu, Sep 3
United Airlines Logo
6:15 am - 9:00 am
ABE
-
BRU
20h 45m
1 stop
United Airlines Logo
9:40 am - 10:06 am
BRU
-
ABE
30h 26m
2 stops
$1,000United Airlines
Wed, Jul 1 - Tue, Sep 1
United Airlines Logo
6:15 am - 7:15 am
ABE
-
BRU
19h 00m
2 stops
United Airlines Logo
12:00 pm - 9:12 pm
BRU
-
ABE
15h 12m
2 stops
$1,001United Airlines
Wed, Jul 1 - Thu, Sep 3
United Airlines Logo
6:15 am - 7:15 am
ABE
-
BRU
19h 00m
2 stops
United Airlines Logo
10:15 am - 9:07 pm
BRU
-
ABE
16h 52m
1 stop
$1,002United Airlines
Sun, Jul 5 - Tue, Jul 14
United Airlines Logo
6:15 am - 9:00 am
ABE
-
BRU
20h 45m
1 stop
United Airlines Logo
10:15 am - 1:41 pm
BRU
-
ABE
33h 26m
1 stop
$1,003United Airlines
Sun, Jul 5 - Wed, Jul 15
United Airlines Logo
2:16 pm - 8:00 pm
ABE
-
BRU
23h 44m
2 stops
United Airlines Logo
6:20 am - 9:07 pm
BRU
-
ABE
20h 47m
2 stops
$1,004United Airlines
Wed, Jul 8 - Tue, Jul 14
United Airlines Logo
10:38 am - 8:05 am
ABE
-
BRU
15h 27m
2 stops
United Airlines Logo
11:15 am - 9:12 pm
BRU
-
ABE
15h 57m
2 stops
$1,006United Airlines
Wed, Nov 4 - Sat, Nov 14

United Airlines flights from Allentown to Belgium

Our best United Airlines deals on Allentown to Belgium flight tickets
United Airlines
Nov 4
ABE2:30 pmAllentown-Bethlehem
12h 25m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 14
BRU10:10 amBrussels Bruxelles-National
12h 46m
1 stop
ABE4:56 pmAllentown-Bethlehem
$801
United Airlines
Nov 4
ABE2:30 pmAllentown-Bethlehem
12h 25m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 14
BRU11:15 amBrussels Bruxelles-National
15h 57m
2 stops
ABE9:12 pmAllentown-Bethlehem
$806
United Airlines
Jul 7
ABE2:16 pmAllentown-Bethlehem
16h 59m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Jul 14
BRU10:15 amBrussels Bruxelles-National
16h 52m
1 stop
ABE9:07 pmAllentown-Bethlehem
$994

Delta flights from Allentown to Belgium

Our best Delta deals on Allentown to Belgium flight tickets
Delta
Jul 2
ABE1:12 pmAllentown-Bethlehem
12h 28m
1 stop
BRU7:40 amBrussels Bruxelles-National
Aug 31
BRU3:10 pmBrussels Bruxelles-National
37h 46m
2 stops
ABE10:56 pmAllentown-Bethlehem
$1,076
Delta
Jul 6
ABE1:12 pmAllentown-Bethlehem
12h 28m
1 stop
BRU7:40 amBrussels Bruxelles-National
Jul 14
BRU3:10 pmBrussels Bruxelles-National
27h 12m
2 stops
ABE12:22 pmAllentown-Bethlehem
$1,097

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 May 9, 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

Wed 11/4

2:30 pm-8:55 am

1 stop12h 25m

Brussels Bruxelles-National

Sat 11/14

10:10 am-4:56 pm

1 stop12h 46m

$801

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 11/4

2:30 pm-8:55 am

1 stop12h 25m

Brussels Bruxelles-National

Sat 11/14

11:15 am-9:12 pm

2 stops15h 57m

$806

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Tue 7/7

2:16 pm-1:15 pm

2 stops16h 59m

Brussels Bruxelles-National

Tue 7/14

10:15 am-9:07 pm

1 stop16h 52m

$994

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 7/1

2:16 pm-9:00 am

1 stop12h 44m

Brussels Bruxelles-National

Thu 9/3

10:15 am-9:12 pm

1 stop16h 57m

$997

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 7/1

6:15 am-9:00 am

1 stop20h 45m

Brussels Bruxelles-National

Tue 9/1

9:40 am-10:06 am

2 stops30h 26m

$1,000

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 7/1

6:15 am-7:15 am

2 stops19h 00m

Brussels Bruxelles-National

Thu 9/3

12:00 pm-9:12 pm

2 stops15h 12m

$1,001

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sun 7/5

6:15 am-7:15 am

2 stops19h 00m

Brussels Bruxelles-National

Tue 7/14

10:15 am-9:07 pm

1 stop16h 52m

$1,002

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sun 7/5

6:15 am-9:00 am

1 stop20h 45m

Brussels Bruxelles-National

Wed 7/15

10:15 am-1:41 pm

1 stop33h 26m

$1,003

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 7/8

2:16 pm-8:00 pm

2 stops23h 44m

Brussels Bruxelles-National

Tue 7/14

6:20 am-9:07 pm

2 stops20h 47m

$1,004

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 11/4

10:38 am-8:05 am

2 stops15h 27m

Brussels Bruxelles-National

Sat 11/14

11:15 am-9:12 pm

2 stops15h 57m

$1,006

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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 is the most popular carrier 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 64% of people opting to fly with this airline when traveling to Belgium. Keep in mind that there are 11 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 28m

Direct flights

None
The fastest flight from Allentown to Belgium takes 12h 28m
There are no direct flights from Allentown to Belgium. There are no popular flight routes from Allentown to Belgium.
Search flight deals

Frequently asked questions about flying from Allentown to Belgium

  • 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.
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