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Cheap flights from Boston to Brussels from $224

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Brussels departing on 9/30. 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 Boston to Brussels

Cheap round-trip flights

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11:00 pm - 6:25 pmBOS-CRL
13h 25m1 stop
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6:20 am - 8:55 pmCRL-BOS
20h 35m1 stop
$465
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Mon, Oct 20 - Tue, Nov 4
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8:05 pm - 6:00 pmBOS-CRL
15h 55m2 stops
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8:25 am - 6:35 pmCRL-BOS
16h 10m2 stops
$485
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Mon, Oct 20 - Tue, Nov 4
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8:50 pm - 10:20 pmBOS-CRL
19h 30m2 stops
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6:20 am - 6:50 pmCRL-BOS
18h 30m2 stops
$500
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Sun, Oct 12 - Sun, Oct 19
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5:30 am - 9:10 pmBOS-CRL
33h 40m3 stops
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2:55 pm - 8:20 pmCRL-BOS
35h 25m2 stops
$505
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Wed, Dec 3 - Wed, Dec 10
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9:40 pm - 9:50 pmBOS-CRL
19h 10m2 stops
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8:25 am - 6:35 pmCRL-BOS
16h 10m2 stops
$508
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Wed, Oct 29 - Tue, Nov 4
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10:20 am - 6:00 pmBOS-CRL
25h 40m3 stops
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8:25 am - 6:35 pmCRL-BOS
16h 10m2 stops
$511
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Mon, Oct 20 - Tue, Nov 4
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10:20 pm - 3:55 pmBOS-CRL
12h 35m1 stop
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6:20 am - 8:55 pmCRL-BOS
20h 35m1 stop
$518
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Wed, Oct 29 - Tue, Nov 4
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10:40 pm - 11:55 amBOS-CRL
31h 15m1 stop
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6:25 am - 8:55 pmCRL-BOS
20h 30m1 stop
$569
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Sat, Nov 29 - Sat, Dec 20
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8:05 pm - 10:05 pmBOS-CRL
20h 00m2 stops
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8:35 pm - 5:40 pmCRL-BOS
27h 05m2 stops
$579
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Tue, Oct 7 - Sat, Oct 11
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10:40 am - 5:05 pmBOS-CRL
24h 25m3 stops
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8:25 pm - 3:25 pmCRL-BOS
25h 00m2 stops
$583
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Sun, Oct 12 - Sun, Oct 19

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Charleroi Brussels 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 September 15, 2025.
Use the filters below to find and compare flights from Boston to Charleroi Brussels Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Mon 10/20

11:00 pm-6:25 pm

1 stop13h 25m

Charleroi Brussels

Tue 11/4

6:20 am-8:55 pm

1 stop20h 35m

$465

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Mon 10/20

8:05 pm-6:00 pm

2 stops15h 55m

Charleroi Brussels

Tue 11/4

8:25 am-6:35 pm

2 stops16h 10m

$485

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Sun 10/12

8:50 pm-10:20 pm

2 stops19h 30m

Charleroi Brussels

Sun 10/19

6:20 am-6:50 pm

2 stops18h 30m

$500

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Wed 12/3

5:30 am-9:10 pm

3 stops33h 40m

Charleroi Brussels

Wed 12/10

2:55 pm-8:20 pm

2 stops35h 25m

$505

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Wed 10/29

9:40 pm-9:50 pm

2 stops19h 10m

Charleroi Brussels

Tue 11/4

8:25 am-6:35 pm

2 stops16h 10m

$508

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Mon 10/20

10:20 am-6:00 pm

3 stops25h 40m

Charleroi Brussels

Tue 11/4

8:25 am-6:35 pm

2 stops16h 10m

$511

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Wed 10/29

10:20 pm-3:55 pm

1 stop12h 35m

Charleroi Brussels

Tue 11/4

6:20 am-8:55 pm

1 stop20h 35m

$518

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Sat 11/29

10:40 pm-11:55 am

1 stop31h 15m

Charleroi Brussels

Sat 12/20

6:25 am-8:55 pm

1 stop20h 30m

$569

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Tue 10/7

8:05 pm-10:05 pm

2 stops20h 00m

Charleroi Brussels

Sat 10/11

8:35 pm-5:40 pm

2 stops27h 05m

$579

BostonBrussels

BOS - CRL

BOSCRL

Boston Logan Intl

Sun 10/12

10:40 am-5:05 pm

3 stops24h 25m

Charleroi Brussels

Sun 10/19

8:25 pm-3:25 pm

2 stops25h 00m

$583

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to Charleroi Brussels 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 is the cheapest day to depart on your flight to Charleroi Brussels Airport?

According to our data, Tuesday is the cheapest day to fly to Charleroi Brussels Airport from Boston. The lowest ticket price found for a Tuesday departure recently was $486. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Charleroi Brussels Airport is Thursday, with ticket prices averaging around $749.

What is the cheapest time of day to depart on your flight to Charleroi Brussels Airport?

Flying to Charleroi Brussels Airport from Boston in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $573 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $624 on average. Flights to Charleroi Brussels Airport from Boston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Boston to Charleroi Brussels Airport

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

Cheap Boston to Charleroi Brussels Airport (BOS to CRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Charleroi Brussels Airport

Direct flights

None
There are no direct flights from Boston to Charleroi Brussels Airport. There are no popular flight routes from Boston to Charleroi Brussels Airport.
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  • How far is Boston Logan Intl to Charleroi Brussels by plane?

    The distance between Boston Logan Intl and Charleroi Brussels is about 3480.6 mi. A reasonable flight in good conditions will take 10h 35m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Charleroi Brussels Airport?

    Prices for flights from Boston Logan Intl Airport to Charleroi Brussels Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Boston Logan Intl Airport to Charleroi Brussels Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Charleroi Brussels Airport.

  • What documentation or ID do you need to fly to Charleroi Brussels Airport?

    The necessary travel and health documents for your Charleroi Brussels Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Brussels from Boston 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 Boston to Brussels with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Brussels from Boston with this policy.

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

momondo helps you find the best flight between Boston and Brussels by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Brussels right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Brussels flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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