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Cheap flights from Oregon to Northern Ireland from £311

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BFS
6 Aug — 13 Aug1
1 adult

Cheap 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 1 August 2025.

Round-trip from

£558

One-way from

£311
British Airways
  • British Airways
  • 23/8-31/8
  • 4 total stops
  • 48h 35m total
  • Oregon to Northern Ireland
Search Deals
18/9
  • 18/9
  • 2 total stops
  • 47h 17m total
  • Oregon to Northern Ireland
Search Deals

Find flight deals from Oregon to Northern Ireland

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 1 August 2025.

Sat 23/823:59PDX - BHD
2 stops25h 21mBritish Airways
Sun 31/806:50BHD - PDX
2 stops23h 14mBritish Airways
Deal found 30/7£558

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 1 August 2025.
Use the filters below to find and compare flights from Oregon to Northern Ireland that are best for you.

Fly from

Oregon

Fly to

Northern Ireland

Route

Depart

Return

Price

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 23/8

23:59-09:20

2 stops25h 21m

Belfast City

Sun 31/8

06:50-22:04

2 stops23h 14m

£558

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 18/9

13:08-20:25

2 stops47h 17m

£311

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Thu 18/9

16:46-09:25

3 stops56h 39m

£317

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 23/8

23:59-09:20

2 stops25h 21m

£318

Flights are sorted by cheapest return flights first.

Deals found on 30/7

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.

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated 1 August 2025.
Read through reviews of airlines operating flights from Oregon to Northern Ireland, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.6
Okay
7,222 reviews
Check prices

Comfort

6.7

Overall

6.6

Boarding

6.9

Food

6.3

Crew

7.6

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
6.6
Okay
7,222 reviews
British Airways
6.6
Okay
7,222 reviews
Check prices

Comfort

6.7

Overall

6.6

Boarding

6.9

Food

6.3

Crew

7.6

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 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.

  • 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.

  • What is the cheapest month to book a flight from Oregon to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Oregon to Northern Ireland (average of £67). Flying from Oregon to Northern Ireland in July is currently the most expensive (average of £90). 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 Oregon to Northern Ireland

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