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Cheap flights from Portland to Brussels from $404

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Brussels departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
5:45 pm - 11:10 amPDX-BRU
32h 25m1 stop
British Airways Logo
2:55 pm - 3:55 pmBRU-PDX
34h 00m1 stop
$544British Airways
Find Deal
Sun, Nov 30 - Sat, Dec 6
United Airlines Logo
10:50 am - 1:15 pmPDX-BRU
17h 25m2 stops
United Airlines Logo
4:55 pm - 10:46 pmBRU-PDX
38h 51m2 stops
$647United Airlines
Find Deal
Wed, Dec 10 - Sun, Dec 21
British Airways Logo
5:45 pm - 5:20 pmPDX-BRU
14h 35m1 stop
British Airways Logo
9:45 pm - 4:55 pmBRU-PDX
27h 10m1 stop
$659British Airways
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Fri, Mar 6 - Tue, Mar 10
Air Canada Logo
9:50 am - 1:35 pmPDX-BRU
18h 45m2 stops
Air Canada Logo
10:00 am - 2:40 pmBRU-PDX
36h 40m2 stops
$662Air Canada
Find Deal
Fri, Mar 6 - Tue, Mar 10
Air Canada Logo
3:15 pm - 1:15 pmPDX-BRU
37h 00m2 stops
Air Canada Logo
10:00 am - 2:40 pmBRU-PDX
37h 40m2 stops
$703Air Canada
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Sun, Nov 23 - Sun, Nov 30
United Airlines Logo
11:10 pm - 7:15 amPDX-BRU
24h 05m1 stop
United Airlines Logo
7:00 am - 6:45 pmBRU-PDX
19h 45m2 stops
$713United Airlines
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Fri, Mar 13 - Sat, Mar 21
Delta Logo
1:25 pm - 10:10 amPDX-BRU
11h 45m1 stop
Delta Logo
6:15 am - 8:47 pmBRU-PDX
22h 32m2 stops
$746Delta
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Fri, Mar 6 - Tue, Mar 10
Icelandair Logo
2:45 pm - 11:55 amPDX-BRU
12h 10m1 stop
Icelandair Logo
12:50 pm - 8:47 pmBRU-PDX
16h 57m2 stops
$774Icelandair
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Sat, Dec 13 - Thu, Jan 8
Delta Logo
7:05 am - 9:00 amPDX-BRU
16h 55m1 stop
Delta Logo
2:45 pm - 4:30 pmBRU-PDX
34h 45m2 stops
$832Delta
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Fri, Dec 12 - Thu, Jan 8
Icelandair Logo
10:40 am - 11:55 amPDX-BRU
16h 15m2 stops
Icelandair Logo
12:50 pm - 5:00 pmBRU-PDX
13h 10m1 stop
$927Icelandair
Find Deal
Wed, Dec 10 - Sun, Dec 21

British Airways flights from Portland to Brussels

Our best British Airways deals on Portland to Brussels flight tickets
British Airways
Nov 30
PDX5:45 pmPortland
32h 25m
1 stop
BRU11:10 amBrussels Bruxelles-National
Dec 6
BRU2:55 pmBrussels Bruxelles-National
34h 00m
1 stop
PDX3:55 pmPortland
$544
Find similar
British Airways
Mar 6
PDX5:45 pmPortland
14h 35m
1 stop
BRU5:20 pmBrussels Bruxelles-National
Mar 10
BRU9:45 pmBrussels Bruxelles-National
27h 10m
1 stop
PDX4:55 pmPortland
$659
Find similar
British Airways
Mar 13
PDX6:45 pmPortland
31h 45m
1 stop
BRU10:30 amBrussels Bruxelles-National
Mar 21
BRU2:55 pmBrussels Bruxelles-National
34h 00m
1 stop
PDX4:55 pmPortland
$679
Find similar

Air Canada flights from Portland to Brussels

Our best Air Canada deals on Portland to Brussels flight tickets
Air Canada
Mar 6
PDX9:50 amPortland
18h 45m
2 stops
BRU1:35 pmBrussels Bruxelles-National
Mar 10
BRU10:00 amBrussels Bruxelles-National
36h 40m
2 stops
PDX2:40 pmPortland
$662
Find similar
Air Canada
Nov 23
PDX3:15 pmPortland
37h 00m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Nov 30
BRU10:00 amBrussels Bruxelles-National
37h 40m
2 stops
PDX2:40 pmPortland
$703
Find similar
Air Canada
Dec 15
PDX9:50 amPortland
37h 00m
2 stops
BRU7:50 amBrussels Bruxelles-National
Jan 7
BRU10:00 amBrussels Bruxelles-National
34h 57m
2 stops
PDX11:57 amPortland
$770
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Portland to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/30

5:45 pm-11:10 am

1 stop32h 25m

Brussels Bruxelles-National

Sat 12/6

2:55 pm-3:55 pm

1 stop34h 00m

$544

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 12/10

10:50 am-1:15 pm

2 stops17h 25m

Brussels Bruxelles-National

Sun 12/21

4:55 pm-10:46 pm

2 stops38h 51m

$647

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 3/6

5:45 pm-5:20 pm

1 stop14h 35m

Brussels Bruxelles-National

Tue 3/10

9:45 pm-4:55 pm

1 stop27h 10m

$659

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 3/6

9:50 am-1:35 pm

2 stops18h 45m

Brussels Bruxelles-National

Tue 3/10

10:00 am-2:40 pm

2 stops36h 40m

$662

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/23

3:15 pm-1:15 pm

2 stops37h 00m

Brussels Bruxelles-National

Sun 11/30

10:00 am-2:40 pm

2 stops37h 40m

$703

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 3/13

11:10 pm-7:15 am

1 stop24h 05m

Brussels Bruxelles-National

Sat 3/21

7:00 am-6:45 pm

2 stops19h 45m

$713

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 3/6

1:25 pm-10:10 am

1 stop11h 45m

Brussels Bruxelles-National

Tue 3/10

6:15 am-8:47 pm

2 stops22h 32m

$746

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 12/13

2:45 pm-11:55 am

1 stop12h 10m

Brussels Bruxelles-National

Thu 1/8

12:50 pm-8:47 pm

2 stops16h 57m

$774

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 12/12

7:05 am-9:00 am

1 stop16h 55m

Brussels Bruxelles-National

Thu 1/8

2:45 pm-4:30 pm

2 stops34h 45m

$832

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 12/10

10:40 am-11:55 am

2 stops16h 15m

Brussels Bruxelles-National

Sun 12/21

12:50 pm-5:00 pm

1 stop13h 10m

$927

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Portland to Brussels

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 typical price of a round-trip flight between Portland and Brussels?

What is the cheapest month to fly to Brussels?

In general, October is the cheapest month to fly from Portland to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $619. If you are unable to visit Brussels during the month of October, then departing from Portland during the month September is also very affordable. Most momondo users find prices during this month for around $732.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Portland is on a Monday. momondo users have found tickets for Monday departures for as low as $933. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,353.

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

According to our data, the cheapest time of day to fly to Brussels is in the evening. momondo users have found flights departing from Portland to Brussels in the evening for as low as $792. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,181.

How far in advance should I book a flight to Brussels?

You are more likely to see cheaper flights to Brussels from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $922 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Portland for as low as $533 on momondo.

Cheap Portland to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Brussels

Direct flights

None
There are no direct flights from Portland to Brussels. There are no popular flight routes from Portland to Brussels.
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  • How far is Portland to Brussels by plane?

    Brussels is 5062.5 mi away from Portland. By plane, this route typically takes 11h 45m.

  • When did momondo last update prices for flights from Portland Airport to Brussels?

    Prices for flights from Portland Airport to Brussels are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Brussels?

  • How old do you have to be to fly from Portland Airport to Brussels?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Brussels.

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

    The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Portland to Brussels

Compare and see reviews for airlines that fly from Portland to Brussels with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $533Free CancellationRating
7.1
562 reviews
Search Icelandair flights
United AirlinesPriceFrom $611Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
DeltaPriceFrom $611Free CancellationRating
7.9
7,996 reviews
Search Delta flights
KLMPriceFrom $619Free CancellationRating
7.7
1,406 reviews
Search KLM flights
British AirwaysPriceFrom $727Free CancellationRating
6.7
7,481 reviews
Search British Airways flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Brussels from Portland.

Can I find flights from Portland to Brussels with flexible booking policies on momondo?

momondo does allow users to show only those flights to Brussels from Portland which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Portland to Brussels flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Portland 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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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport