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Cheap flights from Portland to Brussels from $260

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 5/11. 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.
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 6:00 pm
BRU
-
PDX
13h 10m
1 stop
$465Icelandair
Thu, Apr 23 - Wed, May 6
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 6:00 pm
BRU
-
PDX
13h 10m
1 stop
$496Icelandair
Sat, May 2 - Sun, May 10
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
$584Icelandair
Tue, Sep 1 - Sun, Sep 13
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
$587Icelandair
Tue, Sep 1 - Sun, Sep 13
United Airlines Logo
1:14 pm - 8:00 pm
PDX
-
BRU
21h 46m
2 stops
United Airlines Logo
9:25 am - 12:47 am
BRU
-
PDX
24h 22m
2 stops
$597United Airlines
Mon, Aug 31 - Tue, Sep 15
Lufthansa Logo
2:15 pm - 10:35 pm
PDX
-
BRU
23h 20m
2 stops
Lufthansa Logo
7:00 am - 7:06 pm
BRU
-
PDX
21h 06m
2 stops
$598Lufthansa
Mon, Aug 31 - Tue, Sep 15
United Airlines Logo
8:20 am - 7:15 am
PDX
-
BRU
13h 55m
1 stop
United Airlines Logo
9:25 am - 12:47 am
BRU
-
PDX
24h 22m
2 stops
$601United Airlines
Mon, Aug 31 - Tue, Sep 15
United Airlines Logo
11:40 pm - 1:15 pm
PDX
-
BRU
28h 35m
2 stops
United Airlines Logo
10:00 am - 9:40 am
BRU
-
PDX
31h 40m
2 stops
$613United Airlines
Sat, Aug 1 - Fri, Oct 30
Multiple Airlines Logo
3:30 pm - 9:30 pm
PDX
-
CRL
21h 00m
2 stops
Multiple Airlines Logo
9:20 am - 6:00 pm
CRL
-
PDX
17h 40m
2 stops
$806Multiple Airlines
Thu, Apr 23 - Wed, May 6
Multiple Airlines Logo
3:30 pm - 9:30 pm
PDX
-
CRL
21h 00m
2 stops
Multiple Airlines Logo
9:20 am - 9:30 am
CRL
-
PDX
33h 10m
3 stops
$822Multiple Airlines
Thu, Apr 23 - Wed, May 6

United Airlines flights from Portland to Brussels

Our best United Airlines deals on Portland to Brussels flight tickets
United Airlines
Aug 31
PDX1:14 pmPortland
21h 46m
2 stops
BRU8:00 pmBrussels Bruxelles-National
Sep 15
BRU9:25 amBrussels Bruxelles-National
24h 22m
2 stops
PDX12:47 amPortland
$597
United Airlines
Aug 31
PDX8:20 amPortland
13h 55m
1 stop
BRU7:15 amBrussels Bruxelles-National
Sep 15
BRU9:25 amBrussels Bruxelles-National
24h 22m
2 stops
PDX12:47 amPortland
$601
United Airlines
Aug 1
PDX11:40 pmPortland
28h 35m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Oct 30
BRU10:00 amBrussels Bruxelles-National
31h 40m
2 stops
PDX9:40 amPortland
$613

British Airways flights from Portland to Brussels

Our best British Airways deals on Portland to Brussels flight tickets
British Airways
Apr 15
PDX7:30 pmPortland
15h 55m
1 stop
BRU8:25 pmBrussels Bruxelles-National
Apr 22
BRU11:00 amBrussels Bruxelles-National
15h 40m
1 stop
PDX5:40 pmPortland
$624
British Airways
Apr 22
PDX7:30 pmPortland
29h 25m
1 stop
BRU9:55 amBrussels Bruxelles-National
Apr 29
BRU11:00 amBrussels Bruxelles-National
15h 40m
1 stop
PDX5:40 pmPortland
$631
British Airways
Aug 31
PDX7:30 pmPortland
14h 40m
1 stop
BRU7:10 pmBrussels Bruxelles-National
Sep 15
BRU10:55 amBrussels Bruxelles-National
15h 45m
1 stop
PDX5:40 pmPortland
$635

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 March 5, 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

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 4/23

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 5/6

1:50 pm-6:00 pm

1 stop13h 10m

$465

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 5/2

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Sun 5/10

1:50 pm-6:00 pm

1 stop13h 10m

$496

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Tue 9/1

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Sun 9/13

1:50 pm-5:55 pm

1 stop13h 05m

$584

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Tue 9/1

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Sun 9/13

1:50 pm-5:55 pm

1 stop13h 05m

$587

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 8/31

1:14 pm-8:00 pm

2 stops21h 46m

Brussels Bruxelles-National

Tue 9/15

9:25 am-12:47 am

2 stops24h 22m

$597

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 8/31

2:15 pm-10:35 pm

2 stops23h 20m

Brussels Bruxelles-National

Tue 9/15

7:00 am-7:06 pm

2 stops21h 06m

$598

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 8/31

8:20 am-7:15 am

1 stop13h 55m

Brussels Bruxelles-National

Tue 9/15

9:25 am-12:47 am

2 stops24h 22m

$601

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 8/1

11:40 pm-1:15 pm

2 stops28h 35m

Brussels Bruxelles-National

Fri 10/30

10:00 am-9:40 am

2 stops31h 40m

$613

PortlandBrussels

PDX - CRL

PDXCRL

Portland

Thu 4/23

3:30 pm-9:30 pm

2 stops21h 00m

Charleroi Brussels

Wed 5/6

9:20 am-6:00 pm

2 stops17h 40m

$806

PortlandBrussels

PDX - CRL

PDXCRL

Portland

Thu 4/23

3:30 pm-9:30 pm

2 stops21h 00m

Charleroi Brussels

Wed 5/6

9:20 am-9:30 am

3 stops33h 10m

$822

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, January 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 $531. If you are unable to visit Brussels during the month of January, then departing from Portland during the month October is also very affordable. Most momondo users find prices during this month for around $619.

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 $833 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 $601 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

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

  • 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
7.1
617 reviews
Search Icelandair flights
KLMPriceFrom $529Free CancellationRating
7.7
1,465 reviews
Search KLM flights
United AirlinesPriceFrom $611Free CancellationRating
7.4
9,389 reviews
Search United Airlines flights
DeltaPriceFrom $611Free CancellationRating
7.9
8,248 reviews
Search Delta flights
British AirwaysPriceFrom $687Free CancellationRating
6.7
7,775 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