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Cheap flights from Oregon to Belfast from $547

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Belfast departing on 6/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 am - 7:50 pm
PDX
-
BFS
25h 40m
3 stops
Multiple Airlines Logo
10:20 pm - 1:50 pm
BFS
-
PDX
47h 30m
3 stops
$997Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
2:30 pm - 6:25 pm
PDX
-
BFS
19h 55m
2 stops
Multiple Airlines Logo
6:00 pm - 1:10 pm
BFS
-
PDX
27h 10m
2 stops
$1,235Multiple Airlines
Sun, Jun 7 - Sun, Jun 14
Multiple Airlines Logo
2:30 pm - 3:55 pm
PDX
-
BFS
17h 25m
2 stops
Multiple Airlines Logo
9:55 pm - 1:50 pm
BFS
-
PDX
47h 55m
3 stops
$1,245Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
2:30 pm - 6:25 pm
PDX
-
BFS
19h 55m
2 stops
Multiple Airlines Logo
10:00 pm - 11:45 am
BFS
-
PDX
45h 45m
3 stops
$1,253Multiple Airlines
Sun, Jun 7 - Sun, Jun 14
Multiple Airlines Logo
2:30 pm - 7:15 pm
PDX
-
BFS
20h 45m
2 stops
Multiple Airlines Logo
5:55 am - 1:50 pm
BFS
-
PDX
39h 55m
3 stops
$1,259Multiple Airlines
Wed, Jun 24 - Wed, Jul 1
Multiple Airlines Logo
7:20 am - 6:25 pm
PDX
-
BFS
27h 05m
3 stops
Multiple Airlines Logo
10:00 pm - 11:45 am
BFS
-
PDX
45h 45m
3 stops
$1,385Multiple Airlines
Sun, Jun 7 - Sun, Jun 14
Multiple Airlines Logo
7:20 am - 7:15 pm
PDX
-
BFS
27h 55m
3 stops
Multiple Airlines Logo
5:55 am - 1:50 pm
BFS
-
PDX
39h 55m
3 stops
$1,428Multiple Airlines
Wed, Jun 24 - Wed, Jul 1
Multiple Airlines Logo
3:30 pm - 6:55 pm
PDX
-
BFS
19h 25m
3 stops
Multiple Airlines Logo
5:10 pm - 5:55 pm
BFS
-
PDX
32h 45m
3 stops
$1,430Multiple Airlines
Sat, Aug 1 - Sat, Aug 15
Multiple Airlines Logo
2:30 pm - 7:15 pm
PDX
-
BFS
20h 45m
2 stops
Multiple Airlines Logo
7:30 am - 11:10 am
BFS
-
PDX
35h 40m
2 stops
$1,526Multiple Airlines
Wed, Jun 24 - Wed, Jul 1
Multiple Airlines Logo
1:05 pm - 8:35 pm
PDX
-
BFS
23h 30m
1 stop
Multiple Airlines Logo
9:50 pm - 11:45 am
BFS
-
PDX
21h 55m
2 stops
$1,843Multiple Airlines
Wed, Jun 24 - Wed, Jul 1

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Belfast Intl Airport 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, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from Oregon to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Tue 6/9

10:10 am-7:50 pm

3 stops25h 40m

Belfast Intl

Mon 6/15

10:20 pm-1:50 pm

3 stops47h 30m

$997

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 6/7

2:30 pm-6:25 pm

2 stops19h 55m

Belfast Intl

Sun 6/14

6:00 pm-1:10 pm

2 stops27h 10m

$1,235

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Tue 6/9

2:30 pm-3:55 pm

2 stops17h 25m

Belfast Intl

Mon 6/15

9:55 pm-1:50 pm

3 stops47h 55m

$1,245

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 6/7

2:30 pm-6:25 pm

2 stops19h 55m

Belfast Intl

Sun 6/14

10:00 pm-11:45 am

3 stops45h 45m

$1,253

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 6/24

2:30 pm-7:15 pm

2 stops20h 45m

Belfast Intl

Wed 7/1

5:55 am-1:50 pm

3 stops39h 55m

$1,259

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sun 6/7

7:20 am-6:25 pm

3 stops27h 05m

Belfast Intl

Sun 6/14

10:00 pm-11:45 am

3 stops45h 45m

$1,385

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 6/24

7:20 am-7:15 pm

3 stops27h 55m

Belfast Intl

Wed 7/1

5:55 am-1:50 pm

3 stops39h 55m

$1,428

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Sat 8/1

3:30 pm-6:55 pm

3 stops19h 25m

Belfast Intl

Sat 8/15

5:10 pm-5:55 pm

3 stops32h 45m

$1,430

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 6/24

2:30 pm-7:15 pm

2 stops20h 45m

Belfast Intl

Wed 7/1

7:30 am-11:10 am

2 stops35h 40m

$1,526
Quickest round-trip

PortlandBelfast

PDX - BFS

PDXBFS

Portland

Wed 6/24

1:05 pm-8:35 pm

1 stop23h 30m

Belfast Intl

Wed 7/1

9:50 pm-11:45 am

2 stops21h 55m

$1,843

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Cheap Oregon to Belfast Intl Airport flight deals and tips

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

Fastest flight time

15h 15m

Direct flights

None
The fastest flight from Oregon to Belfast Intl Airport takes 15h 15m
There are no direct flights from Oregon to Belfast Intl Airport. There are no popular flight routes from Oregon to Belfast Intl Airport.
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Frequently asked questions about flying from Oregon to Belfast Intl Airport

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

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

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

    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 Intl Airport.

  • What documentation or ID do you need to fly to Belfast Intl Airport?

    The required travel and health documents for your Belfast Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Oregon to Belfast Intl Airport

  • How do I get Price Alerts for flights from Oregon to Belfast Intl Airport?

    Confirm your travel details to search for the latest offers for flights from Oregon to Belfast Intl Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Oregon to Belfast Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Armagh
Cookstown
Ballymena
Newry
Dungannon

Why use momondo?

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

Finding the right flight to Belfast from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belfast quick and easy, saving you time and money.

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

Flights from Oregon to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Belfast.

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

Of course. momondo tracks the price of Oregon to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Belfast Intl Airport trip

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