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$397+ Cheap flights from Allentown (ABE) to Brussels

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — BRU
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap flight deals from Allentown to Brussels

Cheapest flights from Allentown to Brussels
Explore the most affordable flight options available from Allentown to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 6, 2026.

This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:51 pm
ABE
-
BRU
1 stop32h 04m
United Airlines
Wed 3/1810:00 am
BRU
-
ABE
2 stops52h 56m
United Airlines
Deal found 2/3$489
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:31 am
ABE
-
BRU
2 stops16h 34m
United Airlines
Fri 3/2710:00 am
BRU
-
ABE
2 stops35h 51m
United Airlines
Deal found 2/3$611
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:23 pm
ABE
-
BRU
1 stop33h 32m
United Airlines
Sun 3/110:00 am
BRU
-
ABE
2 stops54h 01m
United Airlines
Deal found 2/5$702
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2210:31 am
ABE
-
BRU
1 stop16h 24m
United Airlines
Sun 3/2910:15 am
BRU
-
ABE
1 stop12h 48m
United Airlines
Deal found 2/4$1,074

Find flight deals from Allentown to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Allentown (ABE) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 6, 2026.

Round-trip from

$489
(United Airlines)

One-way from

$397
(United Airlines)
From Allentown-Bethlehem to Brussels
Search Deals
One-way flight from Allentown-Bethlehem to Brussels
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Allentown to Brussels 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, Cheapflights users made 2,558,603 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Allentown to Brussels that are best for you.

Fly from

Allentown

Fly to

Brussels

Route

Depart

Return

Price

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 3/11

6:51 pm-7:55 am

1 stop32h 04m

Brussels Bruxelles-National

Wed 3/18

10:00 am-9:56 am

2 stops52h 56m

$489

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Fri 3/20

10:31 am-8:05 am

2 stops16h 34m

Brussels Bruxelles-National

Fri 3/27

10:00 am-4:51 pm

2 stops35h 51m

$611

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 2/25

5:23 pm-8:55 am

1 stop33h 32m

Brussels Bruxelles-National

Sun 3/1

10:00 am-10:01 am

2 stops54h 01m

$702

AllentownBrussels

ABE - BRU

ABEBRU

Allentown-Bethlehem

Wed 4/29

10:35 am-8:00 pm

2 stops27h 25m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Best time to book a flight from Allentown to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Allentown with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Allentown to Brussels

What is the cheapest month to book a flight from Allentown to Brussels?

Currently, February is the cheapest month in which you can book a flight from Allentown to Brussels (average of $316). Flying from Allentown to Brussels in June is currently the most expensive (average of $741). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Allentown to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Allentown to Brussels?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Brussels. 0 airlines have flights from Allentown-Bethlehem to Brussels on a regular basis. Booking flights from Allentown-Bethlehem to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.

  • How long is the flight from Allentown to Brussels?

    A quick flight from Allentown to Brussels can take about 32h 04m. United Airlines provides one of the quickest options available for as low as $489. The distance between Allentown and Brussels is about 3721 mi.

  • Can I find deals for flights from Allentown to Brussels that include hotel bookings?

    Yes. In addition to deals on Allentown to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Brussels?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Brussels.

  • Can I find deals for business class flights from Allentown to Brussels?

    Yes. Cheapflights offers flight deals from Allentown to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Brussels?

    Currently, February is the cheapest month in which you can book a flight from Allentown to Brussels (average of $316). Flying from Allentown to Brussels in June is currently the most expensive (average of $741). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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