Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Brussels from $376

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 11/18. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
2:45 pm - 11:55 amPDX-BRU
12h 10m1 stop
Icelandair Logo
12:50 pm - 5:00 pmBRU-PDX
13h 10m1 stop
$381Icelandair
Find Deal
qui, nov 27 - sex, dez 12
Icelandair Logo
2:45 pm - 11:55 amPDX-BRU
12h 10m1 stop
Icelandair Logo
12:50 pm - 5:00 pmBRU-PDX
13h 10m1 stop
$414Icelandair
Find Deal
sáb, nov 29 - sex, dez 12
United Airlines Logo
10:50 am - 1:15 pmPDX-BRU
17h 25m2 stops
United Airlines Logo
10:10 am - 10:15 pmBRU-PDX
21h 05m1 stop
$492United Airlines
Find Deal
sex, dez 5 - qua, dez 10
Delta Logo
7:05 am - 9:00 amPDX-BRU
16h 55m1 stop
Delta Logo
11:00 am - 8:40 pmBRU-PDX
18h 40m1 stop
$496Delta
Find Deal
sex, dez 5 - qui, dez 11
United Airlines Logo
10:50 am - 1:15 pmPDX-BRU
17h 25m2 stops
United Airlines Logo
10:30 am - 12:37 amBRU-PDX
23h 07m2 stops
$498United Airlines
Find Deal
sex, dez 5 - qui, dez 11
Delta Logo
7:05 am - 9:00 amPDX-BRU
16h 55m1 stop
Delta Logo
2:45 pm - 11:25 amBRU-PDX
29h 40m1 stop
$500Delta
Find Deal
sex, dez 5 - dom, dez 14
KLM Logo
1:25 pm - 10:10 amPDX-BRU
11h 45m1 stop
KLM Logo
2:45 pm - 11:25 amBRU-PDX
29h 40m1 stop
$562KLM
Find Deal
dom, nov 30 - dom, dez 7
British Airways Logo
5:45 pm - 5:20 pmPDX-BRU
14h 35m1 stop
British Airways Logo
9:45 pm - 4:55 pmBRU-PDX
27h 10m1 stop
$658British Airways
Find Deal
sex, mar 6 - ter, mar 10
British Airways Logo
5:45 pm - 3:25 pmPDX-BRU
12h 40m1 stop
British Airways Logo
9:45 pm - 4:55 pmBRU-PDX
27h 10m1 stop
$659British Airways
Find Deal
sex, mar 6 - ter, mar 10
KLM Logo
1:25 pm - 2:15 pmPDX-BRU
15h 50m1 stop
KLM Logo
6:15 am - 11:25 amBRU-PDX
14h 10m1 stop
$833KLM
Find Deal
qua, dez 3 - sex, dez 12

Icelandair flights from Portland to Brussels Bruxelles-National Airport

Our best Icelandair deals on Portland to Brussels Bruxelles-National Airport flight tickets
Icelandair
Nov 27
PDX2:45 pmPortland
12h 10m
1 stop
BRU11:55 amBrussels Bruxelles-National
Dec 12
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
PDX5:00 pmPortland
$381
Find similar
Icelandair
Nov 29
PDX2:45 pmPortland
12h 10m
1 stop
BRU11:55 amBrussels Bruxelles-National
Dec 12
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
PDX5:00 pmPortland
$414
Find similar
Icelandair
Nov 29
PDX2:45 pmPortland
12h 10m
1 stop
BRU11:55 amBrussels Bruxelles-National
Dec 14
BRU12:50 pmBrussels Bruxelles-National
13h 10m
1 stop
PDX5:00 pmPortland
$686
Find similar

Air Canada flights from Portland to Brussels Bruxelles-National Airport

Our best Air Canada deals on Portland to Brussels Bruxelles-National Airport flight tickets
Air Canada
Nov 30
PDX3:15 pmPortland
32h 40m
2 stops
BRU8:55 amBrussels Bruxelles-National
Dec 11
BRU10:00 amBrussels Bruxelles-National
37h 40m
2 stops
PDX2:40 pmPortland
$487
Find similar
Air Canada
Nov 30
PDX3:15 pmPortland
37h 00m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Dec 7
BRU10:00 amBrussels Bruxelles-National
37h 40m
2 stops
PDX2:40 pmPortland
$489
Find similar
Air Canada
Dec 3
PDX3:15 pmPortland
31h 35m
2 stops
BRU7:50 amBrussels Bruxelles-National
Dec 11
BRU10:00 amBrussels Bruxelles-National
32h 15m
2 stops
PDX9:15 amPortland
$490
Find similar

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 novembro 3, 2025.
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

PortlandBrussels

PDX - BRU

PDXBRU

Portland

qui 11/27

2:45 pm-11:55 am

1 stop12h 10m

Brussels Bruxelles-National

sex 12/12

12:50 pm-5:00 pm

1 stop13h 10m

$381

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sáb 11/29

2:45 pm-11:55 am

1 stop12h 10m

Brussels Bruxelles-National

sex 12/12

12:50 pm-5:00 pm

1 stop13h 10m

$414

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 12/5

10:50 am-1:15 pm

2 stops17h 25m

Brussels Bruxelles-National

qua 12/10

10:10 am-10:15 pm

1 stop21h 05m

$492

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 12/5

7:05 am-9:00 am

1 stop16h 55m

Brussels Bruxelles-National

qui 12/11

11:00 am-8:40 pm

1 stop18h 40m

$496

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 12/5

10:50 am-1:15 pm

2 stops17h 25m

Brussels Bruxelles-National

qui 12/11

10:30 am-12:37 am

2 stops23h 07m

$498

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 12/5

7:05 am-9:00 am

1 stop16h 55m

Brussels Bruxelles-National

dom 12/14

2:45 pm-11:25 am

1 stop29h 40m

$500

PortlandBrussels

PDX - BRU

PDXBRU

Portland

dom 11/30

1:25 pm-10:10 am

1 stop11h 45m

Brussels Bruxelles-National

dom 12/7

2:45 pm-11:25 am

1 stop29h 40m

$562

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 3/6

5:45 pm-5:20 pm

1 stop14h 35m

Brussels Bruxelles-National

ter 3/10

9:45 pm-4:55 pm

1 stop27h 10m

$658

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sex 3/6

5:45 pm-3:25 pm

1 stop12h 40m

Brussels Bruxelles-National

ter 3/10

9:45 pm-4:55 pm

1 stop27h 10m

$659

PortlandBrussels

PDX - BRU

PDXBRU

Portland

qua 12/3

1:25 pm-2:15 pm

1 stop15h 50m

Brussels Bruxelles-National

sex 12/12

6:15 am-11:25 am

1 stop14h 10m

$833

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 October. Flight prices, which tend to average around $619, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Brussels Bruxelles-National Airport from Portland during September instead. Flights to Brussels Bruxelles-National Airport in September, while not as cheap as those in October, still average around $732.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from Portland to Brussels Bruxelles-National Airport is on a Monday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Monday will often find tickets for as low as $933. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Brussels Bruxelles-National Airport for around $1,353.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the evening. Flights from Portland to Brussels Bruxelles-National Airport during this time can be as low as $792. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,181 on average. Flights to Brussels Bruxelles-National Airport from Portland in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

You are more likely to see cheaper flights to Brussels Bruxelles-National Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels Bruxelles-National Airport for around $924 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels Bruxelles-National Airport from Portland for as low as $533 on momondo.

Can stopping save me money on Portland to Brussels Bruxelles-National Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a Portland to Brussels Bruxelles-National Airport flight.

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

Direct flights

None
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

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

    The distance between Portland and Brussels Bruxelles-National is about 5063.1 mi. 11h 45m 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 $533Free CancellationRating
7.1
568 reviews
Search Icelandair flights
United AirlinesPriceFrom $611Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
DeltaPriceFrom $611Free CancellationRating
7.9
8,002 reviews
Search Delta flights
KLMPriceFrom $619Free CancellationRating
7.7
1,405 reviews
Search KLM flights
British AirwaysPriceFrom $727Free CancellationRating
6.7
7,494 reviews
Search British Airways flights

Traveling to a place near Brussels?

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

An easier way to manage your Brussels Bruxelles-National Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
qua 12/3
qua 12/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Brussels

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo
Flights to Charleroi Brussels Airportfrom $458