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$388+ Cheap flights from Portland (PDX) to Brussels

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BRU
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Brussels are usually found in October or September, booked 45 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 October 28, 2025.

Round-trip from

$388
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$619
From Portland to Brussels
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 28, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. 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.
Thu 11/272:45 pmPDX - BRU
1 stop12h 10mIcelandair
Fri 12/1212:50 pmBRU - PDX
1 stop13h 10mIcelandair
Deal found 10/28$388
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Thu 11/273:15 pmPDX - BRU
2 stops32h 40mAir Canada
Fri 12/1210:00 amBRU - PDX
2 stops37h 40mAir Canada
Deal found 10/28$508
This Flighttix deal was found by Cheapflights users on 10/28. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:15 pmPDX - BRU
2 stops32h 40mMultiple Airlines
Fri 12/1210:10 amBRU - PDX
1 stop21h 05mMultiple Airlines
Deal found 10/28$520
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:45 pmPDX - BRU
1 stop32h 25mBritish Airways
Sat 12/62:55 pmBRU - PDX
1 stop34h 00mBritish Airways
Deal found 10/26$544
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:15 pmPDX - BRU
2 stops19h 45mMultiple Airlines
Tue 12/27:30 pmBRU - PDX
2 stops32h 00mMultiple Airlines
Deal found 10/28$563
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:35 amPDX - BRU
2 stops24h 35mDelta
Tue 12/211:00 amBRU - PDX
1 stop18h 40mDelta
Deal found 10/28$641
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 12/1010:50 amPDX - BRU
2 stops17h 25mUnited Airlines
Sun 12/214:55 pmBRU - PDX
2 stops38h 51mUnited Airlines
Deal found 10/27$647
This FlightHub deal was found by Cheapflights users on 10/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/309:50 amPDX - BRU
2 stops38h 05mMultiple Airlines
Sat 12/610:30 amBRU - PDX
2 stops47h 07mMultiple Airlines
Deal found 10/26$648
This Air France deal was found by Cheapflights users on 10/28. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:05 amPDX - BRU
1 stop16h 55mMultiple Airlines
Sun 12/2110:45 amBRU - PDX
1 stop33h 40mMultiple Airlines
Deal found 10/28$656
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 10/307:00 amPDX - BRU
2 stops16h 55mUnited Airlines
Wed 11/1210:00 amBRU - PDX
2 stops43h 29mUnited Airlines
Deal found 10/27$683

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 October 28, 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

Thu 11/27

3:15 pm-8:55 am

2 stops32h 40m

Brussels Bruxelles-National

Fri 12/12

10:10 am-10:15 pm

1 stop21h 05m

$520

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

3:15 pm-8:55 am

2 stops32h 40m

Brussels Bruxelles-National

Sat 1/31

10:00 am-9:15 am

2 stops56h 15m

$538

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 1/21

7:00 am-1:15 pm

2 stops21h 15m

Brussels Bruxelles-National

Tue 2/3

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Sat 1/24

7:00 am-1:15 pm

2 stops21h 15m

Brussels Bruxelles-National

Wed 2/4

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

10:47 am-1:15 pm

2 stops17h 28m

Brussels Bruxelles-National

Wed 2/4

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 1/21

10:47 am-1:15 pm

2 stops17h 28m

Brussels Bruxelles-National

Wed 2/4

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

10:47 am-1:15 pm

2 stops17h 28m

Brussels Bruxelles-National

Tue 2/3

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Wed 1/21

7:45 am-1:15 pm

2 stops20h 30m

Brussels Bruxelles-National

Sun 2/1

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Fri 1/23

7:00 am-1:15 pm

2 stops21h 15m

Brussels Bruxelles-National

Sun 2/1

10:10 am-6:56 pm

1 stop17h 46m

$553

PortlandBrussels

PDX - BRU

PDXBRU

Portland

Thu 1/22

7:45 am-1:15 pm

2 stops20h 30m

Brussels Bruxelles-National

Sun 2/1

10:10 am-10:32 pm

1 stop21h 22m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 18 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 October 24, 2025.

The best time to book flights from Portland to Brussels is 44 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, January is the cheapest month in which you can book a flight from Portland to Brussels (average of $528). Flying from Portland to Brussels in June is currently the most expensive (average of $998). 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 October 28, 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 32% 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 October 28, 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
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,406 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
562 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,483 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 $553, Air Canada can have you in Brussels from Portland in 21h 15m. 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 $611, and Delta, from $611. Users have found that Icelandair is 42% cheaper than the other options available to this destination.

  • 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, January is the cheapest month in which you can book a flight from Portland to Brussels (average of $528). Flying from Portland to Brussels in June is currently the most expensive (average of $998). 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

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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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$533Average$776FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$611Average$929FlexibilityNo cancel feeOn-time69%
DeltaCheapest$611Average$1,108FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$619Average$852FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$727Average$974FlexibilityNo cancel feeOn-time70%

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