$633+ Cheap flights from Oregon to Belfast
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.
Find cheap flights from Oregon to Belfast with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 noviembre 3, 2025.
Round-trip from | $633 (KLM) |
|---|
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 noviembre 3, 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 noviembre 3, 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.
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.
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.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Oregon to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
PortlandBelfast
PDX - BHD
PDXBHD
Portland
mié. 12/3
1:25 pm-9:00 pm
1 stop23h 35m
Belfast City
mié. 12/10
6:30 am-11:25 am
1 stop12h 55m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
mié. 12/3
11:35 am-9:00 pm
2 stops25h 25m
Belfast City
mié. 12/10
6:30 am-11:25 am
1 stop12h 55m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
vie. 4/3
7:30 pm-6:15 pm
1 stop14h 45m
Belfast City
mar. 4/7
4:25 pm-5:40 pm
1 stop33h 15m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
mié. 2/18
5:45 pm-7:20 pm
1 stop17h 35m
Belfast City
sáb. 2/21
2:15 pm-3:55 pm
1 stop33h 40m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
dom. 3/1
5:45 pm-4:50 pm
1 stop15h 05m
Belfast City
jue. 3/5
8:00 pm-3:55 pm
1 stop27h 55m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
vie. 1/2
5:45 pm-9:10 am
1 stop31h 25m
Belfast City
mié. 2/18
9:15 am-3:55 pm
1 stop14h 40m
PortlandBelfast
PDX - BFS
PDXBFS
Portland
mié. 2/18
5:45 pm-9:45 pm
1 stop20h 00m
Belfast Intl
sáb. 2/21
1:10 pm-3:55 pm
1 stop34h 45m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
vie. 4/3
6:04 am-4:55 pm
2 stops26h 51m
Belfast City
mar. 4/7
5:25 pm-11:20 am
1 stop25h 55m
PortlandBelfast
PDX - BHD
PDXBHD
Portland
dom. 3/1
1:25 pm-4:50 pm
1 stop19h 25m
Belfast City
jue. 3/5
6:30 am-5:35 pm
2 stops19h 05m
PortlandBelfast
PDX - BFS
PDXBFS
Portland
dom. 11/16
9:50 am-8:20 pm
3 stops26h 30m
Belfast Intl
mié. 11/19
7:55 am-5:00 pm
2 stops17h 05m
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
What is the cheapest time of day to fly from OR to BFS?
Find hourly flight availability from Oregon to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 3, 2025.
When flying from Oregon to Belfast, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 30% versus a flight in the afternoon.
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.
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Alternative routes for Oregon to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Oregon to Belfast
Discover the top airline that operate flights from Oregon to Belfast. 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 noviembre 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$659 | Average$832 | FlexibilityNo cancel fee | On-time70% |