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$389+ Cheap flights from Portland (PDX) to Belfast

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BHD
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Portland to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Belfast (BF1). 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 18, 2025.

Round-trip from

$730
(Ovago)

One-way from

$389
(Cheapflightsfares)
From Portland to Belfast
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One-way flight from Portland to Belfast
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Find flight deals from Portland to Belfast

Cheapest flights from Portland to Belfast
Explore the most affordable flight options available from Portland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:25 pmPDX - BHD
1 stop15h 55mBritish Airways
lun. 9/296:30 pmBHD - PDX
2 stops37h 35mBritish Airways
Deal found 8/17$730
This Air France deal was found by Cheapflights users on 8/17. 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.
sáb. 8/231:15 pmPDX - BHD
1 stop19h 40mMultiple Airlines
dom. 8/316:30 amBHD - PDX
1 stop12h 30mMultiple Airlines
Deal found 8/17$947
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/257:25 pmPDX - BFS
1 stop14h 50mMultiple Airlines
lun. 9/2912:35 pmBFS - PDX
2 stops40h 15mMultiple Airlines
Deal found 8/17$1,022
This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/231:20 pmPDX - BHD
2 stops35h 45mBritish Airways
dom. 8/316:50 amBHD - PDX
2 stops24h 36mBritish Airways
Deal found 8/17$1,056
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/201:40 pmPDX - BHD
2 stops43h 10mBritish Airways
lun. 1/52:40 pmBHD - PDX
2 stops34h 17mBritish Airways
Deal found 8/18$1,643
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/195:45 pmPDX - BHD
1 stop30h 30mBritish Airways
sáb. 1/33:05 pmBHD - PDX
1 stop32h 50mBritish Airways
Deal found 8/18$1,800
This Mytrip deal was found by Cheapflights users on 8/17. 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.
sáb. 9/63:20 pmPDX - BFS
2 stops16h 10mMultiple Airlines
sáb. 9/277:30 amBFS - PDX
2 stops18h 25mMultiple Airlines
Deal found 8/17$2,628
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/195:45 pmPDX - BFS
2 stops17h 10mMultiple Airlines
sáb. 1/39:20 amBFS - PDX
2 stops38h 35mMultiple Airlines
Deal found 8/18$3,519

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Belfast 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 18, 2025.
Use the filters below to find and compare flights from Portland to Belfast that are best for you.

Fly from

Portland

Fly to

Belfast

Route

Depart

Return

Price

PortlandBelfast

PDX - BHD

PDXBHD

Portland

jue. 9/25

7:25 pm-7:20 pm

1 stop15h 55m

Belfast City

lun. 9/29

6:30 pm-12:05 am

2 stops37h 35m

$730

PortlandBelfast

PDX - BFS

PDXBFS

Portland

jue. 9/25

7:25 pm-6:15 pm

1 stop14h 50m

Belfast Intl

lun. 9/29

12:35 pm-8:50 pm

2 stops40h 15m

$1,022

PortlandBelfast

PDX - BHD

PDXBHD

Portland

sáb. 12/20

1:40 pm-4:50 pm

2 stops43h 10m

Belfast City

lun. 1/5

2:40 pm-4:57 pm

2 stops34h 17m

$1,643

PortlandBelfast

PDX - BHD

PDXBHD

Portland

vie. 12/19

5:45 pm-8:15 am

1 stop30h 30m

Belfast City

sáb. 1/3

3:05 pm-3:55 pm

1 stop32h 50m

$1,800

PortlandBelfast

PDX - BHD

PDXBHD

Portland

jue. 9/25

6:15 am-12:40 pm

3 stops22h 25m

Belfast City

lun. 9/29

2:30 pm-5:55 pm

2 stops35h 25m

$1,874

PortlandBelfast

PDX - BFS

PDXBFS

Portland

sáb. 9/6

3:20 pm-3:30 pm

2 stops16h 10m

Belfast Intl

sáb. 9/27

7:30 am-5:55 pm

2 stops18h 25m

$2,628

PortlandBelfast

PDX - BFS

PDXBFS

Portland

vie. 12/19

5:45 pm-6:55 pm

2 stops17h 10m

Belfast Intl

sáb. 1/3

9:20 am-3:55 pm

2 stops38h 35m

$3,519

PortlandBelfast

PDX - BHD

PDXBHD

Portland

dom. 9/7

7:25 pm-6:45 pm

1 stop15h 20m

$389

PortlandBelfast

PDX - BHD

PDXBHD

Portland

sáb. 9/6

7:25 pm-5:15 pm

1 stop13h 50m

$440

PortlandBelfast

PDX - BHD

PDXBHD

Portland

sáb. 9/6

11:45 am-9:15 pm

2 stops25h 30m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 13 results
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Best time to book a flight from Portland to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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 Belfast

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

Find hourly flight availability from Portland to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

It’s optimal to fly from Portland to Belfast at noon. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated agosto 18, 2025.
Peruse reviews from past customers who have flown with British Airways from Portland to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,277 reviews

Crew

7.6

Boarding

6.9

Comfort

6.7

Food

6.3

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.
British Airways
6.7
Okay
7,277 reviews
British Airways
6.7
Okay
7,277 reviews

Crew

7.6

Boarding

6.9

Comfort

6.7

Food

6.3

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

Related info for your journey

Find useful and relevant information for your journey from Portland to Belfast. 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 Belfast?

    For a flight from Portland to Belfast, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Belfast per day. 1 airline has flights to Belfast from Portland on a regular basis.

  • How long is the flight from Portland to Belfast?

    Airlines like British Airways fly from Portland to Belfast in about 15h 55m. The time it takes to get you to your destination can typically vary by up to . The distance between Portland and Belfast is about 4585 mi.

  • What is the cheapest airline to fly from Portland to Belfast round-trip?

    Flying on British Airways is currently your cheapest option to Belfast, with prices starting at $658.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Belfast 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 Belfast?

    Currently, February is the cheapest month in which you can book a flight from Portland to Belfast (average of $657). Flying from Portland to Belfast in June is currently the most expensive (average of $1,189). 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

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Alternative routes for Portland to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Belfast Intl flights
Portland to Belfast City flights

Top airline flying from Portland to Belfast

Discover the top airline that operate flights from Portland to Belfast. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$658Average$847FlexibilityNo cancel feeOn-time70%

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