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$504+ Cheap flights from Portland, ME (PWM) to Belgium

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — BRU
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheap flight deals from Portland to Belgium

Best flights from Portland to Belgium
Discover carefully curated flight deals from Portland to Belgium that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 2/116:00 amPWM - BRU
2 stops20h 55mUnited Airlines
Sun 2/1510:10 amBRU - PWM
1 stop16h 59mUnited Airlines
Deal found 12/14$504
This Booking.com deal was found by Cheapflights users on 12/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:27 pmPWM - BRU
2 stops30h 23mAir Canada
Sun 2/1510:00 amBRU - PWM
2 stops43h 20mAir Canada
Deal found 12/14$505
This American Airlines deal was found by Cheapflights users on 12/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:58 pmPWM - BRU
2 stops20h 17mAmerican Airlines
Sun 2/1511:20 amBRU - PWM
3 stops17h 57mAmerican Airlines
Deal found 12/14$535

Find flight deals from Portland to Belgium

Keep the following information in mind while searching for Portland to Belgium flight deals. Data was last updated December 16, 2025.

Round-trip from

$504
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$749
From Portland to Belgium
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 16, 2025.
Use the filters below to find and compare flights from Portland to Belgium that are best for you.

Fly from

Portland

Fly to

Belgium

Route

Depart

Return

Price

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 2/11

6:00 am-8:55 am

2 stops20h 55m

Brussels Bruxelles-National

Sun 2/15

10:10 am-9:09 pm

1 stop16h 59m

$504

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 2/11

7:27 pm-7:50 am

2 stops30h 23m

Brussels Bruxelles-National

Sun 2/15

10:00 am-11:20 pm

2 stops43h 20m

$505

PortlandBrussels

PWM - BRU

PWMBRU

Portland

Wed 2/11

3:58 pm-6:15 pm

2 stops20h 17m

Brussels Bruxelles-National

Sun 2/15

11:20 am-11:17 pm

3 stops17h 57m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Best time to book a flight from Portland to Belgium

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

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

Currently, May is the cheapest month in which you can book a flight from Portland, Maine to Belgium (average of $362). Flying from Portland, Maine 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.

Related info for your journey

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

    Most people fly from Portland (PWM) if they book a flight from Portland to Belgium. Portland is conveniently located just 2.9 mi from Portland’s city center.

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

    There are many flights that can get you from Portland, Maine to Belgium in 20h 55m. Fly via United Airlines or Air Canada to get the fastest option. Portland, Maine and Belgium are separated by a distance of 3387 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portland, Maine to Belgium (average of $362). Flying from Portland, Maine 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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