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$490+ Cheap flights from Portland (PDX) to Brussels

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BRU
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Brussels are usually found in October or March, booked 26 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Portland to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 20, 2025.

Round-trip from

$585
(United)

One-way from

$490
(TravelUp)

Popular in

June

Cheapest in

October

Average price

$884
From Portland to Brussels
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One-way flight from Portland to Brussels
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Highest demand for flights based on searches. 19% potential increase in price ($220 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Portland to Brussels

Cheapest flights from Portland to Brussels
Explore the most affordable flight options available from Portland to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/83:20 pmPDX - BRU
1 stop12h 30mIcelandair
vie. 10/241:50 pmBRU - PDX
1 stop13h 05mIcelandair
Deal found 8/20$568
This United deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/72:15 pmPDX - BRU
1 stop33h 45mMultiple Airlines
mar. 11/410:00 amBRU - PDX
2 stops41h 30mMultiple Airlines
Deal found 8/19$585
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/76:15 amPDX - BRU
2 stops16h 50mAir Canada
mar. 11/1110:00 amBRU - PDX
2 stops37h 45mAir Canada
Deal found 8/19$592
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/78:08 amPDX - BRU
1 stop14h 07mUnited Airlines
mar. 11/1110:10 amBRU - PDX
1 stop17h 30mUnited Airlines
Deal found 8/19$606
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/53:25 pmPDX - BRU
2 stops55h 40mMultiple Airlines
dom. 11/210:00 amBRU - PDX
2 stops37h 45mMultiple Airlines
Deal found 8/19$643
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/83:25 pmPDX - BRU
2 stops19h 35mMultiple Airlines
jue. 10/1610:00 amBRU - PDX
2 stops22h 01mMultiple Airlines
Deal found 8/19$654
This Air Canada deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/1310:00 amPDX - BRU
2 stops37h 05mAir Canada
mié. 9/2410:00 amBRU - PDX
2 stops38h 30mAir Canada
Deal found 8/18$659
This Air Canada deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/132:15 pmPDX - BRU
2 stops32h 50mAir Canada
vie. 9/2610:00 amBRU - PDX
2 stops38h 30mAir Canada
Deal found 8/18$663
This Scandinavian Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1610:20 amPDX - BRU
2 stops24h 30mScandinavian Airlines
dom. 9/212:55 pmBRU - PDX
2 stops40h 44mScandinavian Airlines
Deal found 8/18$664
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/810:46 amPDX - BRU
1 stop13h 14mUnited Airlines
jue. 10/169:40 amBRU - PDX
2 stops38h 50mUnited Airlines
Deal found 8/19$670
This Air Canada deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/136:15 amPDX - BRU
2 stops16h 50mAir Canada
mar. 10/2810:00 amBRU - PDX
2 stops36h 45mAir Canada
Deal found 8/19$672
This Mytrip deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/51:45 pmPDX - CRL
2 stops16h 50mMultiple Airlines
dom. 11/27:50 amCRL - PDX
2 stops18h 10mMultiple Airlines
Deal found 8/19$1,237

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated agosto 20, 2025.
Use the filters below to find and compare flights from Portland to Brussels that are best for you.

Fly from

Portland

Fly to

Brussels

Route

Depart

Return

Price

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mié. 10/8

3:20 pm-12:50 pm

1 stop12h 30m

Brussels Bruxelles-National

vie. 10/24

1:50 pm-5:55 pm

1 stop13h 05m

$568

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mar. 10/7

2:15 pm-9:00 am

1 stop33h 45m

Brussels Bruxelles-National

mar. 11/4

10:00 am-6:30 pm

2 stops41h 30m

$585

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mar. 10/7

6:15 am-8:05 am

2 stops16h 50m

Brussels Bruxelles-National

mar. 11/11

10:00 am-2:45 pm

2 stops37h 45m

$592

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mar. 10/7

6:15 am-8:05 am

2 stops16h 50m

Brussels Bruxelles-National

mar. 11/4

10:00 am-9:15 am

2 stops32h 15m

$592

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mar. 10/7

8:08 am-7:15 am

1 stop14h 07m

Brussels Bruxelles-National

mar. 11/11

10:00 am-6:40 pm

2 stops17h 40m

$606

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mar. 10/7

10:46 am-9:00 am

1 stop13h 14m

Brussels Bruxelles-National

mar. 11/4

10:10 am-6:40 pm

1 stop17h 30m

$606

PortlandBrussels

PDX - BRU

PDXBRU

Portland

dom. 10/5

3:25 pm-8:05 am

2 stops55h 40m

Brussels Bruxelles-National

dom. 11/2

10:00 am-2:45 pm

2 stops37h 45m

$643

PortlandBrussels

PDX - BRU

PDXBRU

Portland

mié. 10/8

3:25 pm-8:00 pm

2 stops19h 35m

Brussels Bruxelles-National

jue. 10/16

10:00 am-11:01 pm

2 stops22h 01m

$654

PortlandBrussels

PDX - BRU

PDXBRU

Portland

sáb. 9/13

10:00 am-8:05 am

2 stops37h 05m

Brussels Bruxelles-National

mié. 9/24

10:00 am-3:30 pm

2 stops38h 30m

$659

PortlandBrussels

PDX - BRU

PDXBRU

Portland

dom. 9/14

6:15 am-8:05 am

2 stops16h 50m

Brussels Bruxelles-National

mié. 9/24

10:00 am-3:30 pm

2 stops38h 30m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 19 results
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Best time to book a flight from Portland to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Brussels

How far ahead should I book a flight from Portland to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Brussels. Price data was last updated on August 8, 2025.

The best time to book flights from Portland to Brussels is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Brussels?

Currently, November is the cheapest month in which you can book a flight from Portland to Brussels (average of $614). Flying from Portland to Brussels in June is currently the most expensive (average of $1,079). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to BRU?

Find hourly flight availability from Portland to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 20, 2025.

One of the essential ways to save on airfare from Portland to Brussels is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.

How much does it cost to fly round-trip from Portland to Brussels?

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brussels. Reviews last updated agosto 20, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Portland to Brussels. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,388 reviews
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,928 reviews
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Icelandair
7.0
Good
528 reviews
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,289 reviews
Delta
8.0
Very good
7,982 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Portland to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Brussels?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to Brussels. You should not have trouble finding flights to Brussels from Portland; the airport handles an average of 0 outbound flights to Brussels per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Portland airport to Brussels. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

  • How long is the flight from Portland to Brussels?

    For as low as $568, Icelandair can have you in Brussels from Portland in 12h 30m. There are 5057 mi between Portland and Brussels. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Brussels round-trip?

    Cheapflights users have booked flights from Portland to Brussels round-trip from $533. Other airlines that can offer you cheap pricing are United Airlines, from $660, and KLM, from $705. Users have found that Icelandair is 43% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Brussels one-way?

    The cheapest airlines for a one-way flight from Portland to Brussels are Brussels Airlines ($490), United Airlines ($493), and Icelandair ($1,300).

  • Can I find deals for flights from Portland to Brussels that include hotel bookings?

    Yes. In addition to deals on Portland to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Brussels?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Brussels.

  • Can I find deals for business class flights from Portland to Brussels?

    Yes. Cheapflights offers flight deals from Portland to Brussels by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Portland to Brussels (average of $614). Flying from Portland to Brussels in June is currently the most expensive (average of $1,079). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Bruxelles-National flights
Boise to Bruxelles-National flights
Portland to Charleroi Brussels flights
Portland to Antwerp flights

Top 5 airlines flying from Portland to Brussels

Discover the top 5 airlines that operate flights from Portland to Brussels. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$533Average$813FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$660Average$975FlexibilityNo cancel feeOn-time69%
KLMCheapest$705Average$833FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$727Average$929FlexibilityNo cancel feeOn-time70%
DeltaCheapest$821Average$1,103FlexibilityNo cancel feeOn-timeN/A

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