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Cheap flights from Allentown to Brussels from $657

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 12/6. 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 Brussels

Cheap round-trip flights

United Airlines Logo
6:30 am - 7:50 amABE-BRU
43h 20m2 stops
United Airlines Logo
10:00 am - 10:11 amBRU-ABE
30h 11m2 stops
$657United Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
United Airlines Logo
6:44 am - 7:50 amABE-BRU
43h 06m2 stops
United Airlines Logo
10:00 am - 5:01 pmBRU-ABE
37h 01m2 stops
$683United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
6:44 am - 7:15 amABE-BRU
18h 31m2 stops
United Airlines Logo
10:00 am - 5:01 pmBRU-ABE
37h 01m2 stops
$688United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
6:44 am - 8:55 amABE-BRU
20h 11m1 stop
United Airlines Logo
10:10 am - 5:01 pmBRU-ABE
12h 51m1 stop
$706United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
United Airlines Logo
6:30 am - 8:05 amABE-BRU
19h 35m2 stops
United Airlines Logo
10:10 am - 4:47 pmBRU-ABE
12h 37m1 stop
$707United Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
United Airlines Logo
6:44 am - 7:15 amABE-BRU
18h 31m2 stops
United Airlines Logo
10:10 am - 5:01 pmBRU-ABE
12h 51m1 stop
$711United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
1:44 pm - 1:40 pmABE-BRU
17h 56m2 stops
American Airlines Logo
11:20 am - 12:17 amBRU-ABE
18h 57m3 stops
$866American Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
United Airlines Logo
5:22 pm - 8:55 amABE-BRU
33h 33m1 stop
United Airlines Logo
10:10 am - 10:11 amBRU-ABE
30h 01m1 stop
$870United Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
United Airlines Logo
6:44 am - 8:55 amABE-BRU
20h 11m1 stop
United Airlines Logo
10:10 am - 5:01 pmBRU-ABE
12h 51m1 stop
$1,095United Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19

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
Dec 6
ABE6:30 amAllentown-Bethlehem
43h 20m
2 stops
BRU7:50 amBrussels Bruxelles-National
Dec 14
BRU10:00 amBrussels Bruxelles-National
30h 11m
2 stops
ABE10:11 amAllentown-Bethlehem
$657
Find similar
United Airlines
Jan 15
ABE6:44 amAllentown-Bethlehem
43h 06m
2 stops
BRU7:50 amBrussels Bruxelles-National
Jan 19
BRU10:00 amBrussels Bruxelles-National
37h 01m
2 stops
ABE5:01 pmAllentown-Bethlehem
$683
Find similar
United Airlines
Jan 15
ABE6:44 amAllentown-Bethlehem
18h 31m
2 stops
BRU7:15 amBrussels Bruxelles-National
Jan 19
BRU10:00 amBrussels Bruxelles-National
37h 01m
2 stops
ABE5:01 pmAllentown-Bethlehem
$688
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 July 31, 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

Sat 12/6

6:30 am-7:50 am

2 stops43h 20m

Brussels Bruxelles-National

Sun 12/14

10:00 am-10:11 am

2 stops30h 11m

$657

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:44 am-7:50 am

2 stops43h 06m

Brussels Bruxelles-National

Mon 1/19

10:00 am-5:01 pm

2 stops37h 01m

$683

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:44 am-7:15 am

2 stops18h 31m

Brussels Bruxelles-National

Mon 1/19

10:00 am-5:01 pm

2 stops37h 01m

$688

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:44 am-8:55 am

1 stop20h 11m

Brussels Bruxelles-National

Mon 1/19

10:10 am-5:01 pm

1 stop12h 51m

$706

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 12/6

6:30 am-8:05 am

2 stops19h 35m

Brussels Bruxelles-National

Sun 12/14

10:10 am-4:47 pm

1 stop12h 37m

$707

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:44 am-7:15 am

2 stops18h 31m

Brussels Bruxelles-National

Mon 1/19

10:10 am-5:01 pm

1 stop12h 51m

$711

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 12/6

1:44 pm-1:40 pm

2 stops17h 56m

Brussels Bruxelles-National

Sun 12/14

11:20 am-12:17 am

3 stops18h 57m

$866

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Sat 12/6

5:22 pm-8:55 am

1 stop33h 33m

Brussels Bruxelles-National

Sun 12/14

10:10 am-10:11 am

1 stop30h 01m

$870

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Thu 1/15

6:44 am-8:55 am

1 stop20h 11m

Brussels Bruxelles-National

Mon 1/19

10:10 am-5:01 pm

1 stop12h 51m

$1,095

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 62% 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

Best Price Found

$657

Fastest flight time

17h 56m

Direct flights

None
The best flight deal from Allentown to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is $657
The fastest flight from Allentown to Brussels Bruxelles-National Airport takes 17h 56m
There are no direct flights from Allentown to Brussels Bruxelles-National Airport. Popular non-direct route for this connection is Allentown-Bethlehem Airport - Brussels Bruxelles-National Airport.
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  • 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 17h 56m 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
Bruges
Ghent
Leuven
Charleroi
Spa
Namur
Aalst
Hasselt
Zaventem
Mons
Genk
Dinant
Waterloo
Mechelen
Knokke-Heist
Tournai
Durbuy
Oostkamp

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.

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