What is the cheapest month to book a flight from Oregon to Belfast?

Currently, January is the cheapest month in which you can book a flight from Oregon to Belfast (average of £67). Flying from Oregon to Belfast 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.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

When flying from Oregon to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Oregon to Belfast that include hotel bookings?

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

How can I find direct flights from Oregon to Belfast?

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

Can I find deals for business class flights from Oregon to Belfast?

Yes. Cheapflights offers flight deals from Oregon 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.

£311+ Flights from Oregon to Belfast

Cheap flight deals from Oregon to Belfast

Round-trip from	£558
One-way from	£311

British Airways
23/8-31/8
4 total stops
48h 35m total
Oregon to Belfast

Search Deals

18/9
2 total stops
47h 17m total
Oregon to Belfast

Search Deals

Find flight deals from Oregon to Belfast

Cheapest flights from Oregon to Belfast
Explore the most affordable flight options available from Oregon to Belfast. 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

One-way flights from Oregon to Belfast
Search for one-way flight options from Oregon to Belfast. Find affordable one-way fares based on user searches. Data last updated 1 August 2025.

Thu 18/913:08PDX - BHD

2 stops47h 17mMultiple Airlines

Deal found 30/7£311

Thu 18/916:46PDX - BFS

3 stops56h 39mMultiple Airlines

Deal found 30/7£317

Sat 23/823:59PDX - BHD

2 stops25h 21mBritish Airways

Deal found 31/7£318

Fly from

Fly to

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 Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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 Belfast

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belfast

See what other customers who have flown with British Airways from Oregon to Belfast have to say. 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

6.6

Okay

7,222 reviews

Check prices

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

Reviews

1 / 20

4.0

Okay

Anonymous,May 2025

LAX - LHR

Related info for your journey

Can I find deals for flights from Oregon to Belfast that include hotel bookings?
Yes. In addition to deals on Oregon to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Oregon to Belfast?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Belfast.
Can I find deals for business class flights from Oregon to Belfast?
Yes. Cheapflights offers flight deals from Oregon 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.
What is the cheapest month to book a flight from Oregon to Belfast?
Currently, January is the cheapest month in which you can book a flight from Oregon to Belfast (average of £67). Flying from Oregon to Belfast 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

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Oregon to Belfast?

Cheapflights makes it easy to find Oregon to Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Belfast from Oregon by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Oregon to Belfast with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Oregon to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Oregon to Belfast 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.

Cheap flight deals from Oregon to Belfast

Keep the following information in mind while searching for Oregon to Belfast flight deals. Data was last updated 1 August 2025.

Round-trip from

One-way from

Find flight deals from Oregon to Belfast

Cheapest flights from Oregon to BelfastExplore the most affordable flight options available from Oregon to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.

Explore the most affordable flight options available from Oregon to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oregon to Belfast that are best for you.

Best time to book a flight from Oregon to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Oregon with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Belfast

Reviews of airlines servicing Belfast

See what other customers who have flown with British Airways from Oregon to Belfast have to say. 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.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Belfast. 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 Belfast that include hotel bookings?

How can I find direct flights from Oregon to Belfast?

Can I find deals for business class flights from Oregon to Belfast?

What is the cheapest month to book a flight from Oregon to Belfast?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Oregon to Belfast

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

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 Belfast?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Oregon to Belfast
Explore the most affordable flight options available from Oregon to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2025.