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$423+ Cheap flights from Portland (PDX) to Northern Ireland

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BFS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Portland to Northern Ireland

Keep the following information in mind while searching for Portland to Northern Ireland flight deals. Data was last updated February 20, 2025.

Round-trip from

$678
(Delta)

One-way from

$423
(Expedia)

Popular in

June

Cheapest in

December
From Portland to Northern Ireland
Search Deals
One-way flight from Portland to Northern Ireland
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($356 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).
Search Deals

Find flight deals from Portland to Northern Ireland

Cheapest flights from Portland to Northern Ireland
Explore the most affordable flight options available from Portland to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2311:55 amPDX - BHD
2 stops21h 00mDelta
Fri 5/26:30 amBHD - PDX
1 stop12h 50mDelta
Deal found 2/20$678
This KLM deal was found by Cheapflights users on 2/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/242:00 pmPDX - BHD
2 stops18h 55mKLM
Sun 5/45:25 pmBHD - PDX
1 stop25h 55mKLM
Deal found 2/20$821
This British Airways deal was found by Cheapflights users on 2/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:25 pmPDX - BHD
1 stop17h 20mBritish Airways
Fri 5/26:35 amBHD - PDX
1 stop19h 00mBritish Airways
Deal found 2/20$864
This Gurufare deal was found by Cheapflights users on 2/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:25 pmPDX - BHD
1 stop29h 25mMultiple Airlines
Sat 5/39:35 amBHD - PDX
1 stop16h 00mMultiple Airlines
Deal found 2/20$1,128

Find flights from Portland to Northern Ireland within your budget

Customize your flight search to find flights from Portland 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 February 20, 2025.

Fly from

Portland

Fly to

Northern Ireland

Route

Depart

Return

Price

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 4/23

11:55 am-4:55 pm

2 stops21h 00m

Belfast City

Fri 5/2

6:30 am-11:20 am

1 stop12h 50m

$678

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 4/24

2:00 pm-4:55 pm

2 stops18h 55m

Belfast City

Sun 5/4

5:25 pm-11:20 am

1 stop25h 55m

$821

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 4/23

7:25 pm-8:45 pm

1 stop17h 20m

Belfast City

Fri 5/2

6:35 am-5:35 pm

1 stop19h 00m

$864

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 4/24

7:25 pm-8:50 am

1 stop29h 25m

Belfast City

Sat 5/3

9:35 am-5:35 pm

1 stop16h 00m

$1,128

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 4/23

7:25 pm-8:45 am

1 stop29h 20m

$423

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Mon 4/21

7:23 am-4:55 pm

2 stops25h 32m

$444

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 4/23

10:35 am-7:50 am

3 stops37h 15m

$447

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Wed 4/23

10:35 am-8:35 pm

3 stops26h 00m

$468

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Best time to book a flight from Portland to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland 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.

Travel insights for flights from Portland to Northern Ireland

Get recent, data-driven insights about flights from Portland to Northern Ireland including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Portland 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 February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Northern Ireland as you normally would.

Rainfall in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Northern Ireland ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Northern Ireland when rainfall is around 2.0 in.

Temperature in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,762 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Northern Ireland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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 Portland to Northern Ireland?

    Currently, February is the cheapest month in which you can book a flight from Portland to Northern Ireland (average of $657). Flying from Portland to Northern Ireland 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 Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Heathrow flights
Portland to Gatwick flights
Portland to London City flights
Portland to Edinburgh flights
Boise to Heathrow flights
Redmond to Heathrow flights
Portland to Glasgow Intl flights
Boise to Gatwick flights
Medford to Heathrow flights
Portland to Manchester flights
Boise to London City flights
Eugene to Heathrow flights
Boise to Edinburgh flights
Portland to Inverness flights
Eugene to London City flights
Portland to Luton flights
Medford to Gatwick flights
Portland to Stansted flights
Portland to Aberdeen flights
Redmond to Gatwick flights
Eugene to Gatwick flights
Eugene to Glasgow Intl flights
Portland to Belfast Intl flights
Portland to Bristol flights
Medford to Manchester flights
Portland to Belfast City flights
Portland to Leeds flights
Redmond to London City flights
Redmond to Southampton flights
Boise to Birmingham flights
Portland to Southend flights
Portland to Sumburgh/Shetland flights
Medford to Glasgow Intl flights
Boise to Cardiff flights

Top 2 airlines flying from Portland to Northern Ireland

Discover the top 2 airlines that operate flights from Portland 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$634Average$1,242FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$638Average$667FlexibilityNo cancel feeOn-time71%
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