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Cheap flights from Portland to Belgium from $328

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 Belgium departing on 8/14. 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 Belgium

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:30 pm - 9:40 am
PDX
-
BRU
33h 10m
3 stops
Multiple Airlines Logo
10:55 am - 11:45 am
BRU
-
PDX
33h 50m
2 stops
$856Multiple Airlines
Thu, May 21 - Fri, May 29
Multiple Airlines Logo
3:30 pm - 7:50 pm
PDX
-
BRU
19h 20m
2 stops
Multiple Airlines Logo
10:55 am - 11:45 am
BRU
-
PDX
33h 50m
2 stops
$882Multiple Airlines
Thu, May 21 - Fri, May 29
Air Canada Logo
7:45 pm - 7:10 am
PDX
-
BRU
50h 25m
2 stops
Air Canada Logo
9:55 am - 9:30 am
BRU
-
PDX
32h 35m
2 stops
$902Air Canada
Sun, May 10 - Sun, May 17
United Airlines Logo
12:46 pm - 1:15 pm
PDX
-
BRU
15h 29m
2 stops
United Airlines Logo
10:15 am - 11:55 pm
BRU
-
PDX
22h 40m
1 stop
$906United Airlines
Sun, May 10 - Sun, May 17
British Airways Logo
7:30 pm - 5:05 pm
PDX
-
BRU
12h 35m
1 stop
British Airways Logo
8:40 pm - 5:40 pm
BRU
-
PDX
30h 00m
1 stop
$907British Airways
Sun, May 10 - Sun, May 17
United Airlines Logo
12:46 pm - 1:15 pm
PDX
-
BRU
15h 29m
2 stops
United Airlines Logo
10:15 am - 8:58 pm
BRU
-
PDX
19h 43m
2 stops
$911United Airlines
Sun, May 10 - Sun, May 17
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
$917Icelandair
Thu, May 21 - Fri, May 29
Icelandair Logo
3:30 pm - 12:55 pm
PDX
-
BRU
12h 25m
1 stop
Icelandair Logo
1:50 pm - 12:52 pm
BRU
-
PDX
32h 02m
2 stops
$933Icelandair
Thu, Apr 23 - Fri, May 8
United Airlines Logo
3:30 pm - 8:00 pm
PDX
-
BRU
19h 30m
2 stops
United Airlines Logo
12:00 pm - 8:19 pm
BRU
-
PDX
17h 19m
1 stop
$935United Airlines
Sun, May 3 - Fri, May 22
United Airlines Logo
5:00 am - 1:15 pm
PDX
-
BRU
23h 15m
2 stops
United Airlines Logo
9:55 am - 1:15 pm
BRU
-
PDX
36h 20m
2 stops
$936United Airlines
Sat, May 9 - Sat, May 16

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Icelandair flights from Portland to Belgium

Our best Icelandair deals on Portland to Belgium flight tickets
Icelandair
Sep 17
PDX3:30 pmPortland
12h 25m
1 stop
BRU12:55 pmBrussels Bruxelles-National
Sep 30
BRU1:50 pmBrussels Bruxelles-National
13h 05m
1 stop
PDX5:55 pmPortland
$766
Icelandair
Sep 9
PDX7:05 pmPortland
32h 50m
1 stop
BRU12:55 pmBrussels Bruxelles-National
Sep 16
BRU1:50 pmBrussels Bruxelles-National
13h 05m
1 stop
PDX5:55 pmPortland
$826
Icelandair
Sep 3
PDX3:30 pmPortland
12h 25m
1 stop
BRU12:55 pmBrussels Bruxelles-National
Sep 16
BRU1:50 pmBrussels Bruxelles-National
13h 05m
1 stop
PDX5:55 pmPortland
$873

British Airways flights from Portland to Belgium

Our best British Airways deals on Portland to Belgium flight tickets
British Airways
Sep 6
PDX7:30 pmPortland
29h 35m
1 stop
BRU10:05 amBrussels Bruxelles-National
Sep 15
BRU7:55 pmBrussels Bruxelles-National
30h 45m
1 stop
PDX5:40 pmPortland
$795
British Airways
Sep 23
PDX7:30 pmPortland
15h 55m
1 stop
BRU8:25 pmBrussels Bruxelles-National
Oct 1
BRU10:50 amBrussels Bruxelles-National
15h 50m
1 stop
PDX5:40 pmPortland
$796
British Airways
Sep 2
PDX7:30 pmPortland
15h 55m
1 stop
BRU8:25 pmBrussels Bruxelles-National
Sep 15
BRU7:55 pmBrussels Bruxelles-National
30h 45m
1 stop
PDX5:40 pmPortland
$825

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Belgium 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 April 16, 2026.
Use the filters below to find and compare flights from Portland to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 5/21

3:30 pm-9:40 am

3 stops33h 10m

Brussels Bruxelles-National

Fri 5/29

10:55 am-11:45 am

2 stops33h 50m

$856

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 5/21

3:30 pm-7:50 pm

2 stops19h 20m

Brussels Bruxelles-National

Fri 5/29

10:55 am-11:45 am

2 stops33h 50m

$882

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 5/10

7:45 pm-7:10 am

2 stops50h 25m

Brussels Bruxelles-National

Sun 5/17

9:55 am-9:30 am

2 stops32h 35m

$902

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 5/10

12:46 pm-1:15 pm

2 stops15h 29m

Brussels Bruxelles-National

Sun 5/17

10:15 am-11:55 pm

1 stop22h 40m

$906

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 5/10

7:30 pm-5:05 pm

1 stop12h 35m

Brussels Bruxelles-National

Sun 5/17

8:40 pm-5:40 pm

1 stop30h 00m

$907

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 5/10

12:46 pm-1:15 pm

2 stops15h 29m

Brussels Bruxelles-National

Sun 5/17

10:15 am-8:58 pm

2 stops19h 43m

$911
Quickest round-trip

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 5/21

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Fri 5/29

1:50 pm-5:55 pm

1 stop13h 05m

$917

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 4/23

3:30 pm-12:55 pm

1 stop12h 25m

Brussels Bruxelles-National

Fri 5/8

1:50 pm-12:52 pm

2 stops32h 02m

$933

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sun 5/3

3:30 pm-8:00 pm

2 stops19h 30m

Brussels Bruxelles-National

Fri 5/22

12:00 pm-8:19 pm

1 stop17h 19m

$935

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 5/9

5:00 am-1:15 pm

2 stops23h 15m

Brussels Bruxelles-National

Sat 5/16

9:55 am-1:15 pm

2 stops36h 20m

$936

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 Belgium from

How to get the cheapest flight ticket from Portland to Belgium

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 Belgium?

In general, January is the cheapest month to fly from Portland to Belgium. 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 Belgium 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 $611.

Can stopping save me money on Portland to Belgium flights?

You could potentially save up to 2% on your flight if you consider stops on a Portland to Belgium flight.

Cheap Portland to Belgium flight deals and tips

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

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Portland to Belgium takes 11h 35m
There are no direct flights from Portland to Belgium. There are no popular flight routes from Portland to Belgium.
Search flight deals

Frequently asked questions about flying from Portland to Belgium

  • When did momondo last update prices for flights from Portland Airport to Belgium?

    Prices for flights from Portland Airport to Belgium are updated daily.

  • How many operators does momondo search for flights from Portland Airport to Belgium?

  • How old do you have to be to fly from Portland Airport to Belgium?

    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 Belgium.

  • What documentation or ID do you need to fly to Belgium?

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

Best airlines flying from Portland to Belgium

Compare and see reviews for airlines that fly from Portland to Belgium with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $393Free CancellationRating
7.0
634 reviews
Search Icelandair flights
KLMPriceFrom $529Free CancellationRating
7.8
1,499 reviews
Search KLM flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
9,595 reviews
Search United Airlines flights
DeltaPriceFrom $611Free CancellationRating
7.9
8,409 reviews
Search Delta flights
British AirwaysPriceFrom $624Free CancellationRating
6.7
7,889 reviews
Search British Airways flights

Why use momondo?

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

It is quick and easy to find Portland to Belgium 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 Belgium that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Belgium from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Portland to Belgium 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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