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$397+ Cheap flights from Portland, ME (PWM) 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BRU
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheap flight deals from Portland to Brussels

Cheapest flights from Portland to Brussels
Explore the most affordable flight options available from Portland to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 16, 2026.

This Delta deal was found by Cheapflights users on 2/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/45:31 am
PWM
-
BRU
2 stops22h 39m
Delta
Thu 3/1210:00 am
BRU
-
PWM
1 stop18h 22m
Delta
Deal found 2/14$681
This United Airlines deal was found by Cheapflights users on 2/14. 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 3/45:45 am
PWM
-
BRU
2 stops25h 30m
United Airlines
Thu 3/1210:00 am
BRU
-
PWM
2 stops32h 57m
United Airlines
Deal found 2/14$686
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 2/256:00 am
PWM
-
BRU
2 stops20h 55m
United Airlines
Sun 3/110:10 am
BRU
-
PWM
1 stop16h 59m
United Airlines
Deal found 2/11$706
This Air Canada deal was found by Cheapflights users on 2/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
PWM
-
BRU
2 stops19h 50m
Multiple Airlines
Thu 3/1210:00 am
BRU
-
PWM
3 stops17h 51m
Multiple Airlines
Deal found 2/14$724
This Air Canada deal was found by Cheapflights users on 2/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:00 am
PWM
-
BRU
3 stops19h 50m
Air Canada
Thu 3/1210:00 am
BRU
-
PWM
3 stops17h 51m
Air Canada
Deal found 2/14$733
This Scandinavian Airlines deal was found by Cheapflights users on 2/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:35 pm
PWM
-
BRU
2 stops22h 00m
Scandinavian Airlines
Sun 3/110:20 am
BRU
-
PWM
2 stops19h 58m
Scandinavian Airlines
Deal found 2/13$787

Find flight deals from Portland to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 16, 2026.

Round-trip from

$681
(Delta)

One-way from

$397
(United Airlines)
From Portland to Brussels
Search Deals
One-way flight from Portland to Brussels
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 16, 2026.
Use the filters below to find and compare flights from Portland to Brussels that are best for you.

Fly from

Portland

Fly to

Brussels

Route

Depart

Return

Price

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 3/4

5:31 am-10:10 am

2 stops22h 39m

Brussels Bruxelles-National

Thu 3/12

10:00 am-11:22 pm

1 stop18h 22m

$681

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 3/4

5:45 am-1:15 pm

2 stops25h 30m

Brussels Bruxelles-National

Thu 3/12

10:00 am-1:57 pm

2 stops32h 57m

$686

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 2/25

6:00 am-8:55 am

2 stops20h 55m

Brussels Bruxelles-National

Sun 3/1

10:10 am-9:09 pm

1 stop16h 59m

$706

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 3/4

6:00 am-7:50 am

2 stops19h 50m

Brussels Bruxelles-National

Thu 3/12

10:00 am-10:51 pm

3 stops17h 51m

$724

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 3/4

6:00 am-7:50 am

3 stops19h 50m

Brussels Bruxelles-National

Thu 3/12

10:00 am-10:51 pm

3 stops17h 51m

$733

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 2/25

2:35 pm-6:35 pm

2 stops22h 00m

Brussels Bruxelles-National

Sun 3/1

10:20 am-12:18 am

2 stops19h 58m

$787

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Sun 3/15

6:00 am-1:15 pm

2 stops26h 15m

$397

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Sun 3/15

6:19 pm-12:45 pm

3 stops37h 26m

$598

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Sun 3/15

11:30 am-2:05 pm

2 stops21h 35m

$4,675

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Sun 3/15

3:44 pm-1:35 pm

3 stops16h 51m

$5,323

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Best time to book a flight from Portland to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Portland 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 Portland to Brussels

What is the cheapest month to book a flight from Portland, Maine to Brussels?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Brussels (average of $366). Flying from Portland, Maine to Brussels in July is currently the most expensive (average of $454). 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 Portland 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 Portland to Brussels?

    Portland (PWM) is the airport you will fly out of if you book a flight from Portland to Brussels. You should not have trouble finding flights to Brussels from Portland; the airport handles an average of 0 outbound flights to Brussels per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Portland airport to Brussels. It is only a 2.9 mi journey to Portland (PWM) from Portland’s city center.

  • How long is the flight from Portland, Maine to Brussels?

    Airlines like Delta and United Airlines fly from Portland, Maine to Brussels in about 22h 39m. The time it takes to get you to your destination can typically vary by up to 2h 51m. The distance between Portland, Maine and Brussels is about 3387 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland, Maine to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Brussels (average of $366). Flying from Portland, Maine to Brussels in July is currently the most expensive (average of $454). 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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