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Cheap flights from Portland to Brussels from $314

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 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 11:45 am
BRU
-
PDX
30h 55m
1 stop
$653Icelandair
Thu, Aug 20 - Wed, Sep 2
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 11:45 am
BRU
-
PDX
30h 55m
1 stop
$661Icelandair
Thu, Aug 20 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 9:40 am
PDX
-
BRU
33h 10m
3 stops
Multiple Airlines Logo
11:20 am - 11:45 am
BRU
-
PDX
33h 25m
2 stops
$670Multiple Airlines
Thu, Aug 20 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 9:40 am
PDX
-
BRU
33h 10m
3 stops
Multiple Airlines Logo
11:20 am - 11:45 am
BRU
-
PDX
33h 25m
2 stops
$689Multiple Airlines
Thu, Aug 20 - Wed, Sep 2
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 11:45 am
BRU
-
PDX
30h 55m
1 stop
$694Icelandair
Thu, Aug 20 - Wed, Sep 2
Multiple Airlines Logo
3:30 pm - 9:40 am
PDX
-
BRU
33h 10m
3 stops
Multiple Airlines Logo
11:20 am - 11:45 am
BRU
-
PDX
33h 25m
2 stops
$713Multiple Airlines
Thu, Aug 20 - Wed, Sep 2
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
$736Icelandair
Tue, Aug 18 - Fri, Aug 28
Air Canada Logo
10:00 am - 8:00 pm
PDX
-
BRU
25h 00m
2 stops
Air Canada Logo
10:00 am - 8:46 pm
BRU
-
PDX
19h 46m
2 stops
$756Air Canada
Sun, Nov 8 - Thu, Nov 12
Air Canada Logo
10:00 am - 8:00 pm
PDX
-
BRU
25h 00m
2 stops
Air Canada Logo
10:00 am - 8:46 pm
BRU
-
PDX
19h 46m
2 stops
$757Air Canada
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
8:46 am - 1:15 pm
PDX
-
BRU
19h 29m
2 stops
United Airlines Logo
11:15 am - 10:06 pm
BRU
-
PDX
19h 51m
1 stop
$768United Airlines
Sun, Nov 8 - Thu, Nov 12

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British Airways flights from Portland to Brussels

Our best British Airways deals on Portland to Brussels flight tickets
British Airways
Nov 6
PDX5:45 pmPortland
14h 35m
1 stop
BRU5:20 pmBrussels Bruxelles-National
Nov 18
BRU11:50 amBrussels Bruxelles-National
13h 00m
1 stop
PDX3:50 pmPortland
$819
British Airways
Jul 14
PDX7:30 pmPortland
15h 55m
1 stop
BRU8:25 pmBrussels Bruxelles-National
Jul 21
BRU7:55 pmBrussels Bruxelles-National
30h 45m
1 stop
PDX5:40 pmPortland
$1,219

KLM flights from Portland to Brussels

Our best KLM deals on Portland to Brussels flight tickets
KLM
Sep 6
PDX6:45 amPortland
15h 55m
1 stop
BRU7:40 amBrussels Bruxelles-National
Sep 14
BRU3:10 pmBrussels Bruxelles-National
29h 00m
1 stop
PDX11:10 amPortland
$864
KLM
Aug 12
PDX6:45 amPortland
15h 55m
1 stop
BRU7:40 amBrussels Bruxelles-National
Aug 19
BRU3:10 pmBrussels Bruxelles-National
29h 00m
1 stop
PDX11:10 amPortland
$882

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 July 4, 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

Thu 8/20

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 9/2

1:50 pm-11:45 am

1 stop30h 55m

$653

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 8/20

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 9/2

1:50 pm-11:45 am

1 stop30h 55m

$661

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 8/20

3:30 pm-9:40 am

3 stops33h 10m

Brussels Bruxelles-National

Wed 9/2

11:20 am-11:45 am

2 stops33h 25m

$670

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 8/20

3:30 pm-9:40 am

3 stops33h 10m

Brussels Bruxelles-National

Wed 9/2

11:20 am-11:45 am

2 stops33h 25m

$689

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 8/20

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 9/2

1:50 pm-11:45 am

1 stop30h 55m

$694

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 8/20

3:30 pm-9:40 am

3 stops33h 10m

Brussels Bruxelles-National

Wed 9/2

11:20 am-11:45 am

2 stops33h 25m

$713
Quickest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Tue 8/18

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Fri 8/28

1:50 pm-5:55 pm

1 stop13h 05m

$736

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/8

10:00 am-8:00 pm

2 stops25h 00m

Brussels Bruxelles-National

Thu 11/12

10:00 am-8:46 pm

2 stops19h 46m

$756

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/8

10:00 am-8:00 pm

2 stops25h 00m

Brussels Bruxelles-National

Thu 11/12

10:00 am-8:46 pm

2 stops19h 46m

$757

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 11/8

8:46 am-1:15 pm

2 stops19h 29m

Brussels Bruxelles-National

Thu 11/12

11:15 am-10:06 pm

1 stop19h 51m

$768

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.
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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
700 reviews
Search Icelandair flights
United AirlinesPriceFrom $428Free CancellationRating
7.4
9,933 reviews
Search United Airlines flights
KLMPriceFrom $529Free CancellationRating
7.8
1,533 reviews
Search KLM flights
DeltaPriceFrom $611Free CancellationRating
7.8
8,452 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,095 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