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Cheap flights from Portland to Brussels from $301

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 8/25. 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 - 5:55 pm
BRU
-
PDX
13h 05m
1 stop
$715Icelandair
Thu, Jul 30 - Wed, Aug 12
United Airlines Logo
11:17 pm - 1:15 pm
PDX
-
BRU
28h 58m
2 stops
United Airlines Logo
11:10 am - 10:03 pm
BRU
-
PDX
19h 53m
1 stop
$736United Airlines
Thu, Sep 17 - Sun, Sep 20
United Airlines Logo
10:43 am - 1:15 pm
PDX
-
BRU
17h 32m
2 stops
United Airlines Logo
9:10 am - 11:33 am
BRU
-
PDX
35h 23m
2 stops
$782United Airlines
Wed, Sep 30 - Wed, Oct 21
Multiple Airlines Logo
3:15 pm - 8:00 pm
PDX
-
BRU
19h 45m
2 stops
Multiple Airlines Logo
10:00 am - 8:46 pm
BRU
-
PDX
19h 46m
2 stops
$783Multiple Airlines
Thu, Nov 5 - Wed, Nov 11
United Airlines Logo
8:30 am - 9:00 am
PDX
-
BRU
15h 30m
1 stop
United Airlines Logo
9:10 am - 11:33 am
BRU
-
PDX
35h 23m
2 stops
$786United Airlines
Wed, Sep 30 - Wed, Oct 21
Air Canada Logo
10:10 am - 2:15 pm
PDX
-
BRU
19h 05m
2 stops
Air Canada Logo
9:10 am - 6:51 pm
BRU
-
PDX
42h 41m
2 stops
$790Air Canada
Wed, Sep 30 - Wed, Oct 21
United Airlines Logo
10:43 am - 1:15 pm
PDX
-
BRU
17h 32m
2 stops
United Airlines Logo
6:20 am - 7:06 pm
BRU
-
PDX
21h 46m
2 stops
$800United Airlines
Wed, Sep 30 - Wed, Oct 21
United Airlines Logo
4:09 pm - 8:00 pm
PDX
-
BRU
18h 51m
2 stops
United Airlines Logo
11:10 am - 9:27 pm
BRU
-
PDX
19h 17m
1 stop
$802United Airlines
Wed, Sep 30 - Wed, Oct 21
Delta Logo
7:00 am - 7:40 am
PDX
-
BRU
15h 40m
1 stop
Delta Logo
8:05 am - 11:10 am
BRU
-
PDX
12h 05m
1 stop
$804Delta
Wed, Sep 30 - Wed, Oct 21
Multiple Airlines Logo
6:04 am - 10:55 am
PDX
-
BRU
19h 51m
1 stop
Multiple Airlines Logo
8:05 am - 11:20 am
BRU
-
PDX
12h 15m
1 stop
$820Multiple Airlines
Thu, Nov 5 - Wed, Nov 11

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United Airlines flights from Portland to Brussels Bruxelles-National Airport

Our best United Airlines deals on Portland to Brussels Bruxelles-National Airport flight tickets
United Airlines
Sep 17
PDX11:17 pmPortland
28h 58m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Sep 20
BRU11:10 amBrussels Bruxelles-National
19h 53m
1 stop
PDX10:03 pmPortland
$736
United Airlines
Nov 8
PDX1:15 pmPortland
15h 00m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Nov 12
BRU11:55 amBrussels Bruxelles-National
17h 33m
1 stop
PDX8:28 pmPortland
$768
United Airlines
Nov 8
PDX10:45 amPortland
13h 10m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 12
BRU11:15 amBrussels Bruxelles-National
19h 51m
1 stop
PDX10:06 pmPortland
$772

Lufthansa flights from Portland to Brussels Bruxelles-National Airport

Our best Lufthansa deals on Portland to Brussels Bruxelles-National Airport flight tickets
Lufthansa
Aug 5
PDX1:14 pmPortland
21h 41m
2 stops
BRU7:55 pmBrussels Bruxelles-National
Aug 12
BRU9:30 amBrussels Bruxelles-National
18h 41m
2 stops
PDX7:11 pmPortland
$898
Lufthansa
Jun 30
PDX3:30 pmPortland
30h 40m
2 stops
BRU7:10 amBrussels Bruxelles-National
Jul 6
BRU7:30 pmBrussels Bruxelles-National
31h 14m
2 stops
PDX5:44 pmPortland
$1,206

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Brussels Bruxelles-National Airport 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 June 25, 2026.
Use the filters below to find and compare flights from Portland to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 7/30

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Wed 8/12

1:50 pm-5:55 pm

1 stop13h 05m

$715

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 9/17

11:17 pm-1:15 pm

2 stops28h 58m

Brussels Bruxelles-National

Sun 9/20

11:10 am-10:03 pm

1 stop19h 53m

$736

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

10:43 am-1:15 pm

2 stops17h 32m

Brussels Bruxelles-National

Wed 10/21

9:10 am-11:33 am

2 stops35h 23m

$782

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 11/5

3:15 pm-8:00 pm

2 stops19h 45m

Brussels Bruxelles-National

Wed 11/11

10:00 am-8:46 pm

2 stops19h 46m

$783

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

8:30 am-9:00 am

1 stop15h 30m

Brussels Bruxelles-National

Wed 10/21

9:10 am-11:33 am

2 stops35h 23m

$786

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

10:10 am-2:15 pm

2 stops19h 05m

Brussels Bruxelles-National

Wed 10/21

9:10 am-6:51 pm

2 stops42h 41m

$790

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

10:43 am-1:15 pm

2 stops17h 32m

Brussels Bruxelles-National

Wed 10/21

6:20 am-7:06 pm

2 stops21h 46m

$800

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

4:09 pm-8:00 pm

2 stops18h 51m

Brussels Bruxelles-National

Wed 10/21

11:10 am-9:27 pm

1 stop19h 17m

$802

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 9/30

7:00 am-7:40 am

1 stop15h 40m

Brussels Bruxelles-National

Wed 10/21

8:05 am-11:10 am

1 stop12h 05m

$804

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 11/5

6:04 am-10:55 am

1 stop19h 51m

Brussels Bruxelles-National

Wed 11/11

8:05 am-11:20 am

1 stop12h 15m

$820

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 Bruxelles-National Airport

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 Bruxelles-National Airport?

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

The cheapest month to fly to Brussels Bruxelles-National Airport from Portland is in January. Flight prices, which tend to average around $531, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Brussels Bruxelles-National Airport from Portland during October instead. Flights to Brussels Bruxelles-National Airport in October, while not as cheap as those in January, still average around $611.

When to book flights from Portland to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Brussels Bruxelles-National Airport (PDX to BRU) flight deals and tips

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

Fastest flight time

12h 25m

Direct flights

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

Frequently asked questions about flying from Portland to Brussels Bruxelles-National Airport

  • How far is Portland to Brussels Bruxelles-National by plane?

    The distance between Portland and Brussels Bruxelles-National is about 5063.1 mi. 12h 25m is a normal flight duration for this route.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents you'll need for your trip to Brussels Bruxelles-National Airport 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 Bruxelles-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland to Brussels Bruxelles-National Airport?

Best airlines flying from Portland to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Portland to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $393Free CancellationRating
7.0
689 reviews
Search Icelandair flights
United AirlinesPriceFrom $428Free CancellationRating
7.4
9,889 reviews
Search United Airlines flights
KLMPriceFrom $529Free CancellationRating
7.8
1,530 reviews
Search KLM flights
DeltaPriceFrom $611Free CancellationRating
7.8
8,440 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
8,072 reviews
Search British Airways flights

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Bruges
Ghent
Leuven
Charleroi
Zaventem
Mons
Hasselt
Durbuy
Dinant
Genk
Namur
Waterloo
Aalst
Mechelen
Knokke-Heist
Francorchamps
Spa
Tournai
Oostkamp
Halle

Why use momondo?

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

It is quick and easy to find Portland to Brussels flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Brussels that suits you.

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

All flight searches from Portland to Brussels on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Portland to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Portland to Brussels flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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