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Cheap flights from Portland to Brussels from $457

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 8/12. 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.
Brussels Airlines Logo
8:25 am - 7:15 am
PDX
-
BRU
13h 50m
1 stop
Brussels Airlines Logo
11:55 am - 8:25 pm
BRU
-
PDX
16h 30m
1 stop
$527Brussels Airlines
Sun, Oct 18 - Tue, Oct 27
Brussels Airlines Logo
8:25 am - 7:15 am
PDX
-
BRU
13h 50m
1 stop
Brussels Airlines Logo
6:40 am - 6:05 pm
BRU
-
PDX
19h 25m
2 stops
$536Brussels Airlines
Sun, Oct 18 - Tue, Oct 27
Brussels Airlines Logo
8:25 am - 10:55 am
PDX
-
BRU
17h 30m
2 stops
Brussels Airlines Logo
6:00 pm - 6:05 pm
BRU
-
PDX
32h 05m
2 stops
$555Brussels Airlines
Sun, Oct 18 - Tue, Oct 27
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 5:55 pm
BRU
-
PDX
13h 05m
1 stop
$710Icelandair
Tue, Aug 4 - Wed, Sep 16
Air Canada Logo
10:00 am - 8:00 pm
PDX
-
BRU
25h 00m
2 stops
Air Canada Logo
10:00 am - 9:26 am
BRU
-
PDX
32h 26m
2 stops
$758Air Canada
Mon, Nov 16 - Fri, Nov 20
Air Canada Logo
7:10 pm - 8:00 pm
PDX
-
BRU
39h 50m
2 stops
Air Canada Logo
8:25 am - 8:46 pm
BRU
-
PDX
21h 21m
2 stops
$761Air Canada
Sun, Nov 22 - Thu, Nov 26
Air Canada Logo
3:15 pm - 7:50 am
PDX
-
BRU
55h 35m
2 stops
Air Canada Logo
10:00 am - 6:31 pm
BRU
-
PDX
41h 31m
2 stops
$765Air Canada
Sat, Nov 21 - Fri, Nov 27
United Airlines Logo
10:00 am - 1:15 pm
PDX
-
BRU
18h 15m
2 stops
United Airlines Logo
11:15 am - 9:21 pm
BRU
-
PDX
19h 06m
1 stop
$769United Airlines
Mon, Nov 16 - Fri, Nov 20
Multiple Airlines Logo
10:59 pm - 8:55 am
PDX
-
BRU
24h 56m
1 stop
Multiple Airlines Logo
10:00 am - 6:31 pm
BRU
-
PDX
41h 31m
2 stops
$770Multiple Airlines
Sat, Nov 21 - Fri, Nov 27
Multiple Airlines Logo
3:30 pm - 10:45 pm
PDX
-
CRL
22h 15m
2 stops
Multiple Airlines Logo
7:55 am - 1:50 pm
CRL
-
PDX
38h 55m
3 stops
$1,144Multiple Airlines
Tue, Jul 14 - Mon, Jul 27

Air Canada flights from Portland to Brussels

Our best Air Canada deals on Portland to Brussels flight tickets
Air Canada
Nov 16
PDX10:00 amPortland
25h 00m
2 stops
BRU8:00 pmBrussels Bruxelles-National
Nov 20
BRU10:00 amBrussels Bruxelles-National
32h 26m
2 stops
PDX9:26 amPortland
$758
Air Canada
Nov 22
PDX7:10 pmPortland
39h 50m
2 stops
BRU8:00 pmBrussels Bruxelles-National
Nov 26
BRU8:25 amBrussels Bruxelles-National
21h 21m
2 stops
PDX8:46 pmPortland
$761
Air Canada
Nov 21
PDX3:15 pmPortland
55h 35m
2 stops
BRU7:50 amBrussels Bruxelles-National
Nov 27
BRU10:00 amBrussels Bruxelles-National
41h 31m
2 stops
PDX6:31 pmPortland
$765

United Airlines flights from Portland to Brussels

Our best United Airlines deals on Portland to Brussels flight tickets
United Airlines
Nov 16
PDX10:00 amPortland
18h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Nov 20
BRU11:15 amBrussels Bruxelles-National
19h 06m
1 stop
PDX9:21 pmPortland
$769
United Airlines
Nov 16
PDX11:07 amPortland
12h 48m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 20
BRU10:10 amBrussels Bruxelles-National
16h 55m
1 stop
PDX6:05 pmPortland
$773
United Airlines
Nov 22
PDX10:56 pmPortland
24h 09m
1 stop
BRU8:05 amBrussels Bruxelles-National
Nov 26
BRU10:00 amBrussels Bruxelles-National
20h 21m
2 stops
PDX9:21 pmPortland
$776

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 May 27, 2026.
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

Cheapest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 10/18

8:25 am-7:15 am

1 stop13h 50m

Brussels Bruxelles-National

Tue 10/27

11:55 am-8:25 pm

1 stop16h 30m

$527

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 10/18

8:25 am-7:15 am

1 stop13h 50m

Brussels Bruxelles-National

Tue 10/27

6:40 am-6:05 pm

2 stops19h 25m

$536

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 10/18

8:25 am-10:55 am

2 stops17h 30m

Brussels Bruxelles-National

Tue 10/27

6:00 pm-6:05 pm

2 stops32h 05m

$555
Quickest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Tue 8/4

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 9/16

1:50 pm-5:55 pm

1 stop13h 05m

$710

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 11/16

10:00 am-8:00 pm

2 stops25h 00m

Brussels Bruxelles-National

Fri 11/20

10:00 am-9:26 am

2 stops32h 26m

$758

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/22

7:10 pm-8:00 pm

2 stops39h 50m

Brussels Bruxelles-National

Thu 11/26

8:25 am-8:46 pm

2 stops21h 21m

$761

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 11/21

3:15 pm-7:50 am

2 stops55h 35m

Brussels Bruxelles-National

Fri 11/27

10:00 am-6:31 pm

2 stops41h 31m

$765

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 11/16

10:00 am-1:15 pm

2 stops18h 15m

Brussels Bruxelles-National

Fri 11/20

11:15 am-9:21 pm

1 stop19h 06m

$769

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 11/21

10:59 pm-8:55 am

1 stop24h 56m

Brussels Bruxelles-National

Fri 11/27

10:00 am-6:31 pm

2 stops41h 31m

$770

PortlandBrussels

PDX - CRL

PDXCRL

Portland

Tue 7/14

3:30 pm-10:45 pm

2 stops22h 15m

Charleroi Brussels

Mon 7/27

7:55 am-1:50 pm

3 stops38h 55m

$1,144

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, December 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 $392. If you are unable to visit Brussels during the month of December, then departing from Portland during the month April is also very affordable. Most momondo users find prices during this month for around $417.

Cheap Portland to Brussels flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Portland to Brussels takes 12h 25m
There are no direct flights from Portland to Brussels. There are no popular flight routes from Portland to Brussels.
Search flight deals

Frequently asked questions about flying from Portland to Brussels

  • How far is Portland to Brussels by plane?

    Brussels is 5062.5 mi away from Portland. By plane, this route typically takes 12h 25m.

  • 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 $393Free CancellationRating
7.0
662 reviews
Search Icelandair flights
United AirlinesPriceFrom $428Free CancellationRating
7.4
9,751 reviews
Search United Airlines flights
KLMPriceFrom $529Free CancellationRating
7.8
1,524 reviews
Search KLM flights
DeltaPriceFrom $611Free CancellationRating
7.9
8,424 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,007 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