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$241+ Cheap flights from Boston (BOS) to Belgium

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BRU
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Boston to Belgium

Cheapest flights from Boston to Belgium
Explore the most affordable flight options available from Boston to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Booking.com deal was found by Cheapflights users on 12/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:20 pmBOS - BRU
1 stop10h 15mAer Lingus
Tue 1/2010:15 amBRU - BOS
1 stop14h 44mAer Lingus
Deal found 12/11$389
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Tue 12/306:40 pmBOS - BRU
2 stops36h 35mUnited Airlines
Tue 1/2010:00 amBRU - BOS
2 stops43h 49mUnited Airlines
Deal found 12/11$393
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/1212:50 pmBOS - BRU
1 stop14h 05mUnited Airlines
Tue 12/1610:10 amBRU - BOS
1 stop13h 05mUnited Airlines
Deal found 12/10$506
This Gotogate deal was found by Cheapflights users on 12/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:35 amBOS - BRU
1 stop18h 20mIcelandair
Thu 12/1812:50 pmBRU - BOS
1 stop27h 45mIcelandair
Deal found 12/11$617
This deal was found by Cheapflights users on 12/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:35 pmBOS - BRU
1 stop12h 30mUnited Airlines
Sun 12/1411:55 amBRU - BOS
1 stop12h 53mUnited Airlines
Deal found 12/10$706
This Gotogate deal was found by Cheapflights users on 12/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/295:30 amBOS - BRU
2 stops22h 40mMultiple Airlines
Mon 1/510:00 amBRU - BOS
1 stop29h 32mMultiple Airlines
Deal found 12/11$790
This Expedia deal was found by Cheapflights users on 12/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:45 pmBOS - BRU
2 stops18h 30mMultiple Airlines
Tue 12/233:30 pmBRU - BOS
1 stop34h 20mMultiple Airlines
Deal found 12/9$803
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Mon 12/151:35 pmBOS - BRU
1 stop12h 30mUnited Airlines
Wed 12/1711:15 amBRU - BOS
1 stop12h 16mUnited Airlines
Deal found 12/11$806
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:15 pmBOS - BRU
1 stop9h 35mMultiple Airlines
Thu 12/183:00 pmBRU - BOS
1 stop10h 45mMultiple Airlines
Deal found 12/10$816
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:45 pmBOS - CRL
1 stop11h 25mMultiple Airlines
Wed 12/176:55 amCRL - BOS
2 stops19h 05mMultiple Airlines
Deal found 12/11$1,247
This WAYA deal was found by Cheapflights users on 12/11. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:45 pmBOS - CRL
1 stop11h 15mMultiple Airlines
Tue 1/208:10 amCRL - BOS
1 stop12h 35mMultiple Airlines
Deal found 12/11$1,403
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/175:45 pmBOS - CRL
2 stops16h 10mMultiple Airlines
Tue 12/236:20 amCRL - BOS
1 stop20h 35mMultiple Airlines
Deal found 12/9$1,573

Find flight deals from Boston to Belgium

Keep the following information in mind while searching for Boston to Belgium flight deals. Data was last updated December 12, 2025.

Round-trip from

$389
(oojo)

One-way from

$241
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$686

Good round-trip deal

$1,005 or less

Good one-way deal

$396 or less
From Boston Logan Intl to Belgium
Search Deals
One-way flight from Boston Logan Intl to Belgium
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Belgium.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Belgium.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Boston to Belgium that are best for you.

Fly from

Boston

Fly to

Belgium

Route

Depart

Return

Price

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Tue 12/30

6:40 pm-1:15 pm

2 stops36h 35m

Brussels Bruxelles-National

Tue 1/20

10:00 am-11:49 pm

2 stops43h 49m

$393

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Tue 1/13

12:08 pm-7:15 am

2 stops13h 07m

Brussels Bruxelles-National

Fri 1/23

10:00 am-7:42 pm

1 stop15h 42m

$395

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Mon 1/12

12:08 pm-7:15 am

2 stops13h 07m

Brussels Bruxelles-National

Tue 1/20

11:15 am-6:57 pm

2 stops13h 42m

$402

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Mon 1/26

10:15 am-7:50 am

1 stop15h 35m

Brussels Bruxelles-National

Mon 2/2

10:00 am-2:17 pm

2 stops34h 17m

$427

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Fri 1/23

1:30 pm-8:05 am

1 stop12h 35m

Brussels Bruxelles-National

Thu 1/29

10:00 am-11:07 am

2 stops31h 07m

$428

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Thu 3/12

10:15 am-7:50 am

1 stop16h 35m

Brussels Bruxelles-National

Wed 3/18

10:00 am-7:12 pm

1 stop14h 12m

$429

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Mon 1/12

3:40 pm-8:25 am

2 stops34h 45m

Brussels Bruxelles-National

Tue 1/20

7:00 am-2:52 pm

2 stops13h 52m

$433

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Fri 3/13

2:00 pm-8:00 am

1 stop13h 00m

Brussels Bruxelles-National

Thu 3/19

10:00 am-6:54 pm

1 stop13h 54m

$437

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Wed 3/11

2:00 pm-8:00 am

1 stop13h 00m

Brussels Bruxelles-National

Mon 3/16

10:00 am-6:54 pm

1 stop13h 54m

$437

BostonBrussels

BOS - BRU

BOSBRU

Boston Logan Intl

Tue 2/17

3:35 pm-7:50 am

1 stop10h 15m

Brussels Bruxelles-National

Sun 2/22

10:00 am-9:32 am

1 stop29h 32m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 40 results
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Best time to book a flight from Boston to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Boston 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 Boston to Belgium

What is the cheapest month to book a flight from Boston to Belgium?

Currently, May is the cheapest month in which you can book a flight from Boston to Belgium (average of $362). Flying from Boston to Belgium in July is currently the most expensive (average of $461). 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.

What is the cheapest time of day to fly from BOS to BE?

Find hourly flight availability from Boston to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Boston to Belgium in the morning. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated December 12, 2025.
Read through reviews of airlines operating flights from Boston to Belgium, such as United Airlines, Aer Lingus, and Brussels Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Aer Lingus
7.2
Good
1,392 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Brussels Airlines
7.2
Good
375 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Icelandair
7.0
Good
589 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
British Airways
6.7
Okay
7,571 reviews
United Airlines
7.4
Good
9,095 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Boston to Belgium. 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 Boston to Belgium?

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Belgium. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • How long is the flight from Boston to Belgium?

    For as low as $393, United Airlines can have you in Belgium from Boston in 36h 35m. Boston and Belgium are separated by a distance of 3468 mi.

  • What are the cheapest airlines to fly from Boston to Belgium one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as $160. Users have also found prices from $224 and $281 on TAP AIR PORTUGAL and SWISS, respectively.

  • What are the most popular routes from Boston to Belgium?

    While some choose either Boston Logan Intl - Charleroi Brussels or Boston Logan Intl - Antwerp Deurne, Boston Logan Intl - Brussels Bruxelles-National is the most popular route from Boston to Belgium.

  • What are the cheapest flights from Boston to Belgium?

    On average you can expect to pay $2,282 for a flight from Boston to Belgium. The cheapest flight overall is $375 while the most popular route, (Boston Logan Intl - Brussels Bruxelles-National) is currently priced at $348.

  • Can I find deals for flights from Boston to Belgium that include hotel bookings?

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

  • How can I find direct flights from Boston to Belgium?

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

  • Can I find deals for business class flights from Boston to Belgium?

    Yes. Cheapflights offers flight deals from Boston to Belgium 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 Boston to Belgium?

    Currently, May is the cheapest month in which you can book a flight from Boston to Belgium (average of $362). Flying from Boston to Belgium in July is currently the most expensive (average of $461). 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.

See more FAQs

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Alternative routes for Boston to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Belgium

Discover the top 10 airlines that operate flights from Boston to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$350Average$645FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$352Average$590FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$386Average$533FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$387Average$503FlexibilityNo cancel feeOn-time76%
IberiaCheapest$397Average$620FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$397Average$600FlexibilityNo cancel feeOn-time67%
SWISSCheapest$400Average$605FlexibilityNo cancel feeOn-time79%
Scandinavian AirlinesCheapest$401Average$534FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$406Average$570FlexibilityNo cancel feeOn-time70%
KLMCheapest$408Average$662FlexibilityNo cancel feeOn-time75%

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