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Cheap flights from Oregon to Northern Ireland from £375

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BFS
28 Apr — 5 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Oregon to Northern Ireland
Explore the most affordable flight options available from Oregon to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2026.

Sun 1/1117:45
PDX
-
BHD
1 stop15h 05m
British Airways
Wed 25/1109:15
BHD
-
PDX
1 stop14h 40m
British Airways
Deal found 25/3£655
Sun 1/1113:47
PDX
-
BHD
2 stops19h 03m
American Airlines
Wed 25/1106:35
BHD
-
PDX
2 stops20h 40m
American Airlines
Deal found 25/3£697
Tue 11/813:30
PDX
-
BHD
2 stops20h 05m
Multiple Airlines
Tue 25/809:40
BHD
-
PDX
2 stops20h 02m
Multiple Airlines
Deal found 26/3£699
Sun 3/519:30
PDX
-
BHD
1 stop14h 10m
British Airways
Tue 12/512:40
BHD
-
PDX
1 stop13h 00m
British Airways
Deal found 29/3£705
Tue 11/819:30
PDX
-
BHD
1 stop16h 10m
British Airways
Tue 25/820:25
BHD
-
PDX
1 stop29h 15m
British Airways
Deal found 26/3£731
Sun 3/507:00
PDX
-
BHD
2 stops18h 20m
Delta
Tue 12/517:30
BHD
-
PDX
2 stops36h 32m
Delta
Deal found 29/3£745
Sun 12/413:05
PDX
-
BHD
1 stop12h 15m
Delta
Fri 17/409:50
BHD
-
PDX
2 stops17h 02m
Delta
Deal found 27/3£791
Sat 11/417:36
PDX
-
BHD
2 stops39h 19m
Delta
Fri 17/409:50
BHD
-
PDX
2 stops19h 42m
Delta
Deal found 27/3£798
Sun 27/919:30
PDX
-
BHD
1 stop15h 15m
British Airways
Thu 1/1016:35
BHD
-
PDX
2 stops38h 15m
British Airways
Deal found 24/3£804
Mon 11/513:05
PDX
-
BFS
3 stops23h 20m
Multiple Airlines
Mon 18/506:10
BFS
-
PDX
3 stops19h 45m
Multiple Airlines
Deal found 27/3£847

Find flight deals from Oregon to Northern Ireland

Keep the following information in mind while searching for Oregon to Northern Ireland flight deals. Data was last updated 29 March 2026.

Round-trip from

£699

One-way from

£375
11/8-25/8
  • 11/8-25/8
  • 4 total stops
  • 40h 07m total
  • Oregon to Northern Ireland
Search Deals
11/5
  • 11/5
  • 3 total stops
  • 32h 35m total
  • Oregon to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oregon to Northern Ireland 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 858,174 searches. Data last updated 29 March 2026.
Use the filters below to find and compare flights from Oregon to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 3/5

19:30-17:40

1 stop14h 10m

Belfast City

Tue 12/5

12:40-17:40

1 stop13h 00m

£705

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 11/8

19:30-19:40

1 stop16h 10m

Belfast City

Tue 25/8

20:25-17:40

1 stop29h 15m

£731

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 3/5

07:00-09:20

2 stops18h 20m

Belfast City

Tue 12/5

17:30-22:02

2 stops36h 32m

£745

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 11/4

17:36-16:55

2 stops39h 19m

Belfast City

Fri 17/4

09:50-21:32

2 stops19h 42m

£798

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 12/4

13:05-09:20

1 stop12h 15m

Belfast City

Fri 17/4

17:30-11:10

1 stop25h 40m

£822

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Mon 11/5

13:05-20:25

3 stops23h 20m

Belfast Intl

Mon 18/5

06:10-17:55

3 stops19h 45m

£847
Cheapest one-way

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Mon 11/5

15:30-08:05

3 stops32h 35m

£375
Fastest single journey

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 23/4

19:30-18:45

1 stop15h 15m

£442

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 23/4

15:16-18:45

2 stops19h 29m

£476

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 23/4

19:30-13:50

3 stops34h 20m

£568

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Sorted by cheapest first

Best time to book a flight from Oregon to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Oregon with our price prediction graph.
Estimated return 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 Oregon to Northern Ireland
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 Oregon to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to Northern Ireland?

    Departing from Oregon to Northern Ireland will take you 14h 10m. Airlines will cover a distance of 4585 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Oregon to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on Oregon to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Northern Ireland?

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

  • Can I find deals for business class flights from Oregon to Northern Ireland?

    Yes. Cheapflights offers flight deals from Oregon to Northern Ireland 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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Alternative routes for Oregon to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oregon to Northern Ireland?

Cheapflights helps you search for flights from Oregon to Northern Ireland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Oregon to Northern Ireland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Oregon to Northern Ireland.

Can Cheapflights find flights from Oregon to Northern Ireland with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Oregon to Northern Ireland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Oregon to Northern Ireland become cheaper?

Yes! Start tracking prices for Oregon to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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