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Northern Ireland

$633+ Cheap flights from Oregon to Northern Ireland

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BFS
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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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 November 4, 2025.

This KLM deal was found by Cheapflights users on 11/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:25 pmPDX - BHD
1 stop23h 35mKLM
Wed 12/106:30 amBHD - PDX
1 stop12h 55mKLM
Deal found 11/2$633
This Delta deal was found by Cheapflights users on 11/2. 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.
Wed 12/311:35 amPDX - BHD
2 stops25h 25mDelta
Wed 12/106:30 amBHD - PDX
1 stop12h 55mDelta
Deal found 11/2$637
This Mytrip deal was found by Cheapflights users on 11/2. 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.
Sun 11/169:50 amPDX - BFS
3 stops26h 30mMultiple Airlines
Wed 11/197:55 amBFS - PDX
2 stops17h 05mMultiple Airlines
Deal found 11/2$1,342

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 November 4, 2025.

Round-trip from

$633
(KLM)
From Oregon to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 4, 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

Wed 12/3

1:25 pm-9:00 pm

1 stop23h 35m

Belfast City

Wed 12/10

6:30 am-11:25 am

1 stop12h 55m

$633

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 1/1

7:14 am-10:20 am

2 stops19h 06m

Belfast City

Wed 2/18

12:25 pm-10:26 pm

2 stops18h 01m

$635

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 12/3

11:35 am-9:00 pm

2 stops25h 25m

Belfast City

Wed 12/10

6:30 am-11:25 am

1 stop12h 55m

$637

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Fri 4/3

7:30 pm-6:15 pm

1 stop14h 45m

Belfast City

Tue 4/7

4:25 pm-5:40 pm

1 stop33h 15m

$741

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Fri 4/3

6:04 am-9:20 pm

2 stops31h 16m

Belfast City

Tue 4/7

5:25 pm-11:20 am

1 stop25h 55m

$766

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 2/18

5:45 pm-7:20 pm

1 stop17h 35m

Belfast City

Sat 2/21

2:15 pm-3:55 pm

1 stop33h 40m

$777

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 3/1

5:45 pm-4:50 pm

1 stop15h 05m

Belfast City

Thu 3/5

8:00 pm-3:55 pm

1 stop27h 55m

$781

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 2/18

5:45 pm-9:45 pm

1 stop20h 00m

Belfast Intl

Sat 2/21

1:10 pm-3:55 pm

1 stop34h 45m

$792

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 11/16

9:50 am-8:20 pm

3 stops26h 30m

Belfast Intl

Wed 11/19

7:55 am-5:00 pm

2 stops17h 05m

$1,342

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 3/1

9:50 am-6:55 pm

3 stops25h 05m

Belfast Intl

Sun 3/22

6:25 pm-6:00 pm

3 stops30h 35m

$1,501

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

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 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 Oregon to Northern Ireland

What is the cheapest time of day to fly from OR to NIR?

Find hourly flight availability from Oregon to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.

It’s optimal to fly from Oregon to Northern Ireland in the evening. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the afternoon.

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 November 4, 2025.
Read reviews from past customers who have flown British Airways from Oregon to Northern Ireland. 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.
British Airways
6.7
Okay
7,496 reviews

Comfort

6.7

Overall

6.7

Crew

7.6

Boarding

6.9

Entertainment

6.4

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,496 reviews
British Airways
6.7
Okay
7,496 reviews

Comfort

6.7

Overall

6.7

Crew

7.6

Boarding

6.9

Entertainment

6.4

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

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?

    There are many flights that can get you from Oregon to Northern Ireland in 14h 45m. Fly via KLM, Delta, or British Airways to get the fastest option. Airlines will cover a distance of 4585 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 vacation 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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Top airline flying from Oregon to Northern Ireland

Discover the top airline that operate flights from Oregon to Northern Ireland. 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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$659Average$832FlexibilityNo cancel feeOn-time70%

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