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$333+ 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BHD
May 25 — Jun 11
Mon 5/25
Mon 6/1
1 adult, Economy
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Cheap 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 April 25, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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.
Wed 10/286:45 pm
PDX
-
BHD
1 stop14h 50m
British Airways
Mon 11/96:35 am
BHD
-
PDX
1 stop17h 20m
British Airways
Deal found 4/24$938
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:42 am
PDX
-
BHD
2 stops19h 33m
American Airlines
Mon 11/96:35 am
BHD
-
PDX
2 stops20h 40m
American Airlines
Deal found 4/24$978
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:47 pm
PDX
-
BHD
2 stops19h 03m
American Airlines
Sun 11/86:30 am
BHD
-
PDX
2 stops20h 45m
American Airlines
Deal found 4/21$982
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Fri 6/57:05 pm
PDX
-
BFS
3 stops20h 15m
Multiple Airlines
Fri 6/126:05 am
BFS
-
PDX
3 stops39h 45m
Multiple Airlines
Deal found 4/21$1,069
This British Airways deal was found by Cheapflights users on 4/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:40 am
PDX
-
BHD
2 stops22h 05m
British Airways
Fri 12/46:45 am
BHD
-
PDX
1 stop17h 10m
British Airways
Deal found 4/23$1,113
This Iberia deal was found by Cheapflights users on 4/20. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:30 pm
PDX
-
BHD
1 stop16h 20m
Multiple Airlines
Thu 7/169:35 am
BHD
-
PDX
2 stops21h 18m
Multiple Airlines
Deal found 4/20$1,114
This British Airways deal was found by Cheapflights users on 4/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm
PDX
-
BHD
1 stop14h 10m
British Airways
Wed 10/218:35 pm
BHD
-
PDX
2 stops34h 24m
British Airways
Deal found 4/22$1,119
This Delta deal was found by Cheapflights users on 4/22. 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.
Sun 5/31:05 pm
PDX
-
BHD
1 stop12h 15m
Delta
Sun 5/315:30 pm
BHD
-
PDX
1 stop25h 40m
Delta
Deal found 4/22$1,129
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Sat 9/193:30 pm
PDX
-
BFS
2 stops22h 00m
Multiple Airlines
Sat 10/39:40 pm
BFS
-
PDX
2 stops28h 15m
Multiple Airlines
Deal found 4/23$1,226

Find 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 April 25, 2026.

Round-trip from

$1,069
(Mytrip)

One-way from

$333
(Cheapflightsfares)
From Portland to Belfast
Search Deals
One-way flight from Portland to Belfast
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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 April 25, 2026.
Use the filters below to find and compare flights from Portland to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Fri 6/5

7:05 pm-11:20 pm

3 stops20h 15m

Belfast Intl

Fri 6/12

6:05 am-1:50 pm

3 stops39h 45m

$1,069
Quickest round-trip

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 10/18

7:30 pm-5:40 pm

1 stop14h 10m

Belfast City

Wed 10/21

6:30 am-10:44 pm

2 stops24h 14m

$1,119

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sat 9/19

3:30 pm-9:30 pm

2 stops22h 00m

Belfast Intl

Sat 10/3

9:40 pm-5:55 pm

2 stops28h 15m

$1,226

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 7/5

1:39 pm-2:35 pm

2 stops16h 56m

Belfast City

Sun 7/12

8:10 pm-9:49 pm

2 stops33h 39m

$1,269

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 7/5

1:39 pm-5:40 pm

2 stops20h 01m

Belfast City

Sun 7/12

11:00 am-9:49 pm

2 stops18h 49m

$1,284
Cheapest one-way
Quickest one-way

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 9/29

7:30 pm-6:55 pm

1 stop15h 25m

$333

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 9/27

1:31 pm-2:35 pm

2 stops17h 04m

$340

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 9/29

1:31 pm-3:20 pm

2 stops17h 49m

$340

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 8/30

7:05 pm-12:15 pm

3 stops33h 10m

$354

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 8/30

7:30 pm-8:50 am

1 stop29h 20m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 13 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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. 0 airlines have 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 14h 10m. 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.

  • 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.

See more FAQs

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