What is the cheapest airline that flies from Oregon to Belfast?

British Airways and Aer Lingus are the most popular carriers operating from Oregon to Belfast

When did momondo last update prices for flights from Oregon to Belfast?

Prices for flights from Oregon to Belfast were last updated today.

How many operators does momondo search for flights from Oregon to Belfast?

As of August 2025, there are 2 operators available to choose from for flights from Oregon to Belfast.

How old do you have to be to fly from Oregon to Belfast?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Belfast.

What documentation or ID do you need to fly to Belfast?

The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$404 Cheap Flights from Oregon to Belfast in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Oregon to Belfast

Round-trip

One-way

Cheap round-trip flights

7:25 pm - 9:05 amPDX-BHD

29h 40m1 stop

6:50 am - 6:53 pmBHD-PDX

20h 03m2 stops

$783British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

1:20 pm - 9:05 amPDX-BHD

35h 45m2 stops

6:50 am - 6:53 pmBHD-PDX

20h 03m2 stops

$788British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

7:25 pm - 9:05 amPDX-BHD

29h 40m1 stop

3:50 pm - 5:35 pmBHD-PDX

33h 45m1 stop

$950British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

7:25 pm - 9:05 amPDX-BHD

29h 40m1 stop

11:00 am - 5:35 pmBHD-PDX

14h 35m1 stop

$952British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

7:25 pm - 9:05 amPDX-BHD

29h 40m1 stop

7:30 am - 10:04 pmBHD-PDX

22h 34m2 stops

$971British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

7:25 pm - 8:15 amPDX-BHD

28h 50m2 stops

7:30 am - 10:04 pmBHD-PDX

22h 34m2 stops

$1,026British Airways

Find Deal

Sat, Aug 23 - Sun, Aug 31

5:45 pm - 4:05 pmPDX-BHD

14h 20m1 stop

3:10 pm - 3:55 pmBHD-PDX

32h 45m1 stop

$4,522

Find Deal

Mon, Nov 17 - Sun, Nov 30

1:25 pm - 9:00 pmPDX-BHD

23h 35m1 stop

5:20 pm - 11:25 amBHD-PDX

26h 05m1 stop

$4,784KLM

Find Deal

Sun, Nov 16 - Sat, Nov 29

11:10 am - 4:50 pmPDX-BHD

21h 40m2 stops

5:20 pm - 11:25 amBHD-PDX

26h 05m1 stop

$4,789KLM

Find Deal

Sun, Nov 16 - Sat, Nov 29

9:10 am - 4:50 pmPDX-BHD

23h 40m2 stops

6:30 am - 11:25 amBHD-PDX

12h 55m1 stop

$5,139KLM

Find Deal

Tue, Nov 18 - Sun, Nov 30

British Airways flights from Oregon to Belfast

Our best British Airways deals on Oregon to Belfast flight tickets

British Airways

Aug 23

PDX7:25 pmPortland

29h 40m

1 stop

BHD9:05 amBelfast City

Aug 31

BHD6:50 amBelfast City

20h 03m

2 stops

PDX6:53 pmPortland

$783

Find similar

British Airways

Aug 23

PDX1:20 pmPortland

35h 45m

2 stops

BHD9:05 amBelfast City

Aug 31

BHD6:50 amBelfast City

20h 03m

2 stops

PDX6:53 pmPortland

$788

Find similar

British Airways

Aug 23

PDX7:25 pmPortland

29h 40m

1 stop

BHD9:05 amBelfast City

Aug 31

BHD3:50 pmBelfast City

33h 45m

1 stop

PDX5:35 pmPortland

$950

Find similar

KLM flights from Oregon to Belfast

Our best KLM deals on Oregon to Belfast flight tickets

KLM

Nov 16

PDX1:25 pmPortland

23h 35m

1 stop

BHD9:00 pmBelfast City

Nov 29

BHD5:20 pmBelfast City

26h 05m

1 stop

PDX11:25 amPortland

$4,784

Find similar

KLM

Nov 16

PDX11:10 amPortland

21h 40m

2 stops

BHD4:50 pmBelfast City

Nov 29

BHD5:20 pmBelfast City

26h 05m

1 stop

PDX11:25 amPortland

$4,789

Find similar

KLM

Nov 18

PDX9:10 amPortland

23h 40m

2 stops

BHD4:50 pmBelfast City

Nov 30

BHD6:30 amBelfast City

12h 55m

1 stop

PDX11:25 amPortland

$5,139

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

7:25 pm-9:05 am

1 stop29h 40m

Belfast City

Sun 8/31

6:50 am-6:53 pm

2 stops20h 03m

$783

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

1:20 pm-9:05 am

2 stops35h 45m

Belfast City

Sun 8/31

6:50 am-6:53 pm

2 stops20h 03m

$788

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

7:25 pm-9:05 am

1 stop29h 40m

Belfast City

Sun 8/31

3:50 pm-5:35 pm

1 stop33h 45m

$950

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

7:25 pm-9:05 am

1 stop29h 40m

Belfast City

Sun 8/31

11:00 am-5:35 pm

1 stop14h 35m

$952

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

7:25 pm-9:05 am

1 stop29h 40m

Belfast City

Sun 8/31

7:30 am-10:04 pm

2 stops22h 34m

$971

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sat 8/23

7:25 pm-8:15 am

2 stops28h 50m

Belfast City

Sun 8/31

7:30 am-10:04 pm

2 stops22h 34m

$1,026

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Mon 11/17

5:45 pm-4:05 pm

1 stop14h 20m

Belfast City

Sun 11/30

3:10 pm-3:55 pm

1 stop32h 45m

$4,522

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 11/16

1:25 pm-9:00 pm

1 stop23h 35m

Belfast City

Sat 11/29

5:20 pm-11:25 am

1 stop26h 05m

$4,784

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Sun 11/16

11:10 am-4:50 pm

2 stops21h 40m

Belfast City

Sat 11/29

5:20 pm-11:25 am

1 stop26h 05m

$4,789

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Tue 11/18

9:10 am-4:50 pm

2 stops23h 40m

Belfast City

Sun 11/30

6:30 am-11:25 am

1 stop12h 55m

$5,139

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Belfast?

The cheapest day to depart from Oregon to Belfast is on a Sunday when prices can be found for as low as $666. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Oregon to Belfast for around $1,045.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Oregon to Belfast flights are usually those with departure times in the afternoon. Our users have found flights to Belfast in the afternoon for as low as $667. Try not to purchase tickets in the evening because they tend to be around $910. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Oregon to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Belfast

Best Price Found	$404
Fastest flight time	13h 50m
Direct flights	None
Airports in Belfast	1 airport

The best one-way flight to Belfast from Oregon in the past 72 hours is $404. The best round-trip flight deal from Oregon to Belfast found on momondo in the last 72 hours is $783.

The fastest flight from Oregon to Belfast takes 13h 50m

There are no direct flights from Oregon to Belfast. Popular non-direct route for this connection is Portland Airport - Belfast City Airport.

There is 1 airport near Belfast: Belfast City (BHD)

Search flight deals

When did momondo last update prices for flights from Oregon to Belfast?
Prices for flights from Oregon to Belfast were last updated today.
How many operators does momondo search for flights from Oregon to Belfast?
As of August 2025, there are 2 operators available to choose from for flights from Oregon to Belfast.
How old do you have to be to fly from Oregon to Belfast?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Oregon to Belfast

Compare and see reviews for airlines that fly from Oregon to Belfast with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $638	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
British Airways	PriceFrom $658	Free Cancellation	Rating 6.6 7,245 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Belfast?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to Belfast. momondo saves you time and could save you money on your trip.

Can I find flights from Oregon to Belfast with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belfast from Oregon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oregon to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Oregon.

I’m not ready to book a flight from Oregon to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.