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Cheap flights from Portland to Brussels from $217

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 3/14. 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.
Lufthansa Logo
7:00 am - 8:55 am
PDX
-
BRU
16h 55m1 stop
Lufthansa Logo
10:30 am - 11:06 pm
BRU
-
PDX
21h 36m2 stops
$448Lufthansa
Thu, Jan 22 - Thu, Jan 29
Brussels Airlines Logo
7:00 am - 1:15 pm
PDX
-
BRU
21h 15m2 stops
Brussels Airlines Logo
10:10 am - 6:56 pm
BRU
-
PDX
17h 46m1 stop
$454Brussels Airlines
Tue, Jan 27 - Tue, Feb 3
Lufthansa Logo
7:00 am - 8:55 am
PDX
-
BRU
16h 55m1 stop
Lufthansa Logo
10:10 am - 6:56 pm
BRU
-
PDX
17h 46m1 stop
$457Lufthansa
Thu, Jan 22 - Thu, Jan 29
Air Canada Logo
3:15 pm - 8:55 am
PDX
-
BRU
32h 40m2 stops
Air Canada Logo
10:00 am - 6:30 pm
BRU
-
PDX
41h 30m2 stops
$464Air Canada
Thu, Jan 22 - Thu, Jan 29
Air Canada Logo
9:50 am - 8:55 am
PDX
-
BRU
38h 05m2 stops
Air Canada Logo
10:00 am - 9:15 am
BRU
-
PDX
32h 15m2 stops
$469Air Canada
Fri, Jan 23 - Thu, Feb 5
Brussels Airlines Logo
7:00 am - 8:55 am
PDX
-
BRU
16h 55m1 stop
Brussels Airlines Logo
10:10 am - 6:56 pm
BRU
-
PDX
17h 46m1 stop
$470Brussels Airlines
Thu, Jan 29 - Mon, Feb 2
Multiple Airlines Logo
10:47 am - 1:15 pm
PDX
-
BRU
17h 28m2 stops
Multiple Airlines Logo
10:10 am - 6:56 pm
BRU
-
PDX
17h 46m1 stop
$478Multiple Airlines
Fri, Jan 23 - Thu, Feb 5
Air Canada Logo
9:50 am - 1:15 pm
PDX
-
BRU
42h 25m2 stops
Air Canada Logo
10:00 am - 6:56 pm
BRU
-
PDX
41h 56m2 stops
$481Air Canada
Sun, Jan 25 - Fri, Feb 6
United Airlines Logo
5:35 am - 1:15 pm
PDX
-
BRU
22h 40m2 stops
United Airlines Logo
10:00 am - 3:27 pm
BRU
-
PDX
38h 27m2 stops
$485United Airlines
Fri, Feb 20 - Tue, Feb 24
Brussels Airlines Logo
7:00 am - 8:55 am
PDX
-
BRU
16h 55m1 stop
Brussels Airlines Logo
9:10 pm - 6:49 pm
BRU
-
PDX
30h 39m2 stops
$486Brussels Airlines
Mon, Feb 9 - Mon, Feb 16

Brussels Airlines flights from Portland to Brussels

Our best Brussels Airlines deals on Portland to Brussels flight tickets
Brussels Airlines
Jan 27
PDX7:00 amPortland
21h 15m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Feb 3
BRU10:10 amBrussels Bruxelles-National
17h 46m
1 stop
PDX6:56 pmPortland
$454
Find similar
Brussels Airlines
Jan 29
PDX7:00 amPortland
16h 55m
1 stop
BRU8:55 amBrussels Bruxelles-National
Feb 2
BRU10:10 amBrussels Bruxelles-National
17h 46m
1 stop
PDX6:56 pmPortland
$470
Find similar

KLM flights from Portland to Brussels

Our best KLM deals on Portland to Brussels flight tickets
KLM
Jan 23
PDX1:25 pmPortland
15h 50m
1 stop
BRU2:15 pmBrussels Bruxelles-National
Jan 30
BRU8:05 amBrussels Bruxelles-National
12h 20m
1 stop
PDX11:25 amPortland
$514
Find similar
KLM
Dec 28
PDX7:00 amPortland
17h 00m
1 stop
BRU9:00 amBrussels Bruxelles-National
Jan 2
BRU8:05 amBrussels Bruxelles-National
19h 45m
2 stops
PDX6:50 pmPortland
$2,246
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 December 27, 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

Thu 1/22

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Thu 1/29

10:30 am-11:06 pm

2 stops21h 36m

$448

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Tue 1/27

7:00 am-1:15 pm

2 stops21h 15m

Brussels Bruxelles-National

Tue 2/3

10:10 am-6:56 pm

1 stop17h 46m

$454

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 1/22

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Thu 1/29

10:10 am-6:56 pm

1 stop17h 46m

$457

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 1/22

3:15 pm-8:55 am

2 stops32h 40m

Brussels Bruxelles-National

Thu 1/29

10:00 am-6:30 pm

2 stops41h 30m

$464

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

9:50 am-8:55 am

2 stops38h 05m

Brussels Bruxelles-National

Thu 2/5

10:00 am-9:15 am

2 stops32h 15m

$469

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 1/29

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Mon 2/2

10:10 am-6:56 pm

1 stop17h 46m

$470

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

10:47 am-1:15 pm

2 stops17h 28m

Brussels Bruxelles-National

Thu 2/5

10:10 am-6:56 pm

1 stop17h 46m

$478

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 1/25

9:50 am-1:15 pm

2 stops42h 25m

Brussels Bruxelles-National

Fri 2/6

10:00 am-6:56 pm

2 stops41h 56m

$481

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 2/20

5:35 am-1:15 pm

2 stops22h 40m

Brussels Bruxelles-National

Tue 2/24

10:00 am-3:27 pm

2 stops38h 27m

$485

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Mon 2/9

7:00 am-8:55 am

1 stop16h 55m

Brussels Bruxelles-National

Mon 2/16

9:10 pm-6:49 pm

2 stops30h 39m

$486

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 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 January is also very affordable. Most momondo users find prices during this month for around $685.

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 $890 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 53m

Direct flights

None
The fastest flight from Portland to Brussels takes 12h 53m
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 53m.

  • 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
592 reviews
Search Icelandair flights
United AirlinesPriceFrom $611Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
KLMPriceFrom $611Free CancellationRating
7.7
1,434 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $629Free CancellationRating
7.4
1,627 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $727Free CancellationRating
6.7
7,614 reviews
Search British Airways flights
DeltaPriceFrom $757Free CancellationRating
7.9
8,019 reviews
Search Delta 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