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Cheap flights from Allentown to Brussels from $526

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Brussels departing on 1/15. 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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Find the cheapest flights from Allentown to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:28 am - 7:35 amABE-BRU
19h 07m2 stops
Delta Logo
10:45 am - 10:50 pmBRU-ABE
18h 05m2 stops
$526Delta
Find Deal
Thu, Jan 15 - Mon, Jan 19
Delta Logo
6:28 am - 10:10 amABE-BRU
45h 42m2 stops
Delta Logo
10:45 am - 10:50 pmBRU-ABE
18h 05m2 stops
$626Delta
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
11:30 am - 8:55 amABE-BRU
15h 25m1 stop
United Airlines Logo
9:00 am - 4:22 pmBRU-ABE
37h 22m2 stops
$951United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
11:30 am - 8:55 amABE-BRU
15h 25m1 stop
United Airlines Logo
10:10 am - 9:15 pmBRU-ABE
17h 05m1 stop
$976United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
11:30 am - 8:05 amABE-BRU
14h 35m2 stops
United Airlines Logo
10:10 am - 9:15 pmBRU-ABE
17h 05m1 stop
$981United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
6:17 am - 8:55 amABE-BRU
20h 38m1 stop
United Airlines Logo
4:55 pm - 10:41 amBRU-ABE
47h 46m2 stops
$1,232United Airlines
Find Deal
Mon, Dec 29 - Mon, Jan 5
United Airlines Logo
5:07 pm - 1:15 pmABE-BRU
38h 08m2 stops
United Airlines Logo
4:55 pm - 10:41 amBRU-ABE
47h 46m2 stops
$1,236United Airlines
Find Deal
Mon, Dec 29 - Mon, Jan 5
United Airlines Logo
6:17 am - 8:55 amABE-BRU
20h 38m1 stop
United Airlines Logo
10:10 am - 9:47 pmBRU-ABE
17h 37m1 stop
$1,407United Airlines
Find Deal
Mon, Dec 29 - Mon, Jan 5
United Airlines Logo
5:07 pm - 7:15 amABE-BRU
32h 08m2 stops
United Airlines Logo
9:00 am - 1:55 pmBRU-ABE
58h 55m2 stops
$1,582United Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 3
United Airlines Logo
6:17 am - 8:55 amABE-BRU
20h 38m1 stop
United Airlines Logo
10:10 am - 1:55 pmBRU-ABE
33h 45m1 stop
$1,586United Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 3

Delta flights from Allentown to Brussels Bruxelles-National Airport

Our best Delta deals on Allentown to Brussels Bruxelles-National Airport flight tickets
Delta
Jan 15
ABE6:28 amAllentown-Bethlehem
19h 07m
2 stops
BRU7:35 amBrussels Bruxelles-National
Jan 19
BRU10:45 amBrussels Bruxelles-National
18h 05m
2 stops
ABE10:50 pmAllentown-Bethlehem
$526
Find similar
Delta
Jan 15
ABE6:28 amAllentown-Bethlehem
45h 42m
2 stops
BRU10:10 amBrussels Bruxelles-National
Jan 19
BRU10:45 amBrussels Bruxelles-National
18h 05m
2 stops
ABE10:50 pmAllentown-Bethlehem
$626
Find similar

United Airlines flights from Allentown to Brussels Bruxelles-National Airport

Our best United Airlines deals on Allentown to Brussels Bruxelles-National Airport flight tickets
United Airlines
Jan 15
ABE11:30 amAllentown-Bethlehem
15h 25m
1 stop
BRU8:55 amBrussels Bruxelles-National
Jan 19
BRU9:00 amBrussels Bruxelles-National
37h 22m
2 stops
ABE4:22 pmAllentown-Bethlehem
$951
Find similar
United Airlines
Jan 15
ABE11:30 amAllentown-Bethlehem
15h 25m
1 stop
BRU8:55 amBrussels Bruxelles-National
Jan 19
BRU10:10 amBrussels Bruxelles-National
17h 05m
1 stop
ABE9:15 pmAllentown-Bethlehem
$976
Find similar
United Airlines
Jan 15
ABE11:30 amAllentown-Bethlehem
14h 35m
2 stops
BRU8:05 amBrussels Bruxelles-National
Jan 19
BRU10:10 amBrussels Bruxelles-National
17h 05m
1 stop
ABE9:15 pmAllentown-Bethlehem
$981
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Brussels Bruxelles-National Airport 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 November 14, 2025.
Use the filters below to find and compare flights from Allentown to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:28 am-7:35 am

2 stops19h 07m

Brussels Bruxelles-National

Mon 1/19

10:45 am-10:50 pm

2 stops18h 05m

$526

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:28 am-10:10 am

2 stops45h 42m

Brussels Bruxelles-National

Mon 1/19

10:45 am-10:50 pm

2 stops18h 05m

$626

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

11:30 am-8:55 am

1 stop15h 25m

Brussels Bruxelles-National

Mon 1/19

9:00 am-4:22 pm

2 stops37h 22m

$951

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

11:30 am-8:55 am

1 stop15h 25m

Brussels Bruxelles-National

Mon 1/19

10:10 am-9:15 pm

1 stop17h 05m

$976

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

11:30 am-8:05 am

2 stops14h 35m

Brussels Bruxelles-National

Mon 1/19

10:10 am-9:15 pm

1 stop17h 05m

$981

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 12/29

6:17 am-8:55 am

1 stop20h 38m

Brussels Bruxelles-National

Mon 1/5

4:55 pm-10:41 am

2 stops47h 46m

$1,232

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 12/29

5:07 pm-1:15 pm

2 stops38h 08m

Brussels Bruxelles-National

Mon 1/5

4:55 pm-10:41 am

2 stops47h 46m

$1,236

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Mon 12/29

6:17 am-8:55 am

1 stop20h 38m

Brussels Bruxelles-National

Mon 1/5

10:10 am-9:47 pm

1 stop17h 37m

$1,407

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 12/27

5:07 pm-7:15 am

2 stops32h 08m

Brussels Bruxelles-National

Sat 1/3

9:00 am-1:55 pm

2 stops58h 55m

$1,582

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 12/27

6:17 am-8:55 am

1 stop20h 38m

Brussels Bruxelles-National

Sat 1/3

10:10 am-1:55 pm

1 stop33h 45m

$1,586

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Brussels from

How to get the cheapest flight ticket from Allentown to Brussels Bruxelles-National Airport

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 airlines fly to Brussels Bruxelles-National Airport?

United Airlines, Scandinavian Airlines and Aer Lingus are the top three most popular airlines that fly to Brussels Bruxelles-National Airport from Allentown according to our data. United Airlines is the first choice among our users, with 65% of people opting to fly with this airline when traveling to Brussels Bruxelles-National Airport. Keep in mind that there are 10 different airlines that fly to Brussels Bruxelles-National Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Allentown to Brussels Bruxelles-National Airport

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

Cheap Allentown to Brussels Bruxelles-National Airport (ABE to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to Brussels Bruxelles-National Airport

Direct flights

None
There are no direct flights from Allentown to Brussels Bruxelles-National Airport. There are no popular flight routes from Allentown to Brussels Bruxelles-National Airport.
Search flight deals

  • How far is Allentown-Bethlehem to Brussels Bruxelles-National by plane?

    A flight from Allentown-Bethlehem to Brussels Bruxelles-National will travel around 3724.5 mi. Typically, this will take 15h 25m by plane in normal conditions.

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

    Prices for flights from Allentown-Bethlehem Airport to Brussels Bruxelles-National Airport refresh daily.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Brussels Bruxelles-National 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 Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The required travel and health documents for your Brussels Bruxelles-National 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 Brussels Bruxelles-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Ghent
Bruges
Leuven
Charleroi
Hasselt
Spa
Zaventem
Namur
Dinant
Mons
Genk
Waterloo
Mechelen
Durbuy
Francorchamps
Knokke-Heist
Aalst
Tournai
Oostkamp
Halle

Why use momondo?

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

Finding the right flight to Brussels 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 Brussels quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Allentown to Brussels 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 Brussels right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Brussels from Allentown. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Brussels Bruxelles-National Airport trip

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