$329+ Cheap flights from Portland (PDX) to Belfast
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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BHD
Jun 28 — Jul 51
Round-trip
1 adult, Economy
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Find cheap flights from Portland 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
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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 Portland to Belfast
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to BelfastExplore the most affordable flight options available from Portland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
Explore the most affordable flight options available from Portland to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 29, 2026.
This oojo deal was found by Cheapflights users on 5/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:45 pm
PDX
- BHD
1 stop12h 30m
British Airways
Sat 11/76:00 pm
BHD
- PDX
1 stop29h 55m
British Airways
Deal found 5/28![British Airways logo]()
$950
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:28 pm
PDX
- BHD
2 stops20h 07m
Multiple Airlines
Sat 11/711:35 am
BHD
- PDX
2 stops18h 20m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$971
This Gotogate deal was found by Cheapflights users on 5/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:42 am
PDX
- BHD
2 stops38h 48m
British Airways
Sat 10/247:05 pm
BHD
- PDX
2 stops30h 21m
British Airways
Deal found 5/28![British Airways logo]()
$1,007
This Delta deal was found by Cheapflights users on 5/28. 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.
Sat 10/171:05 pm
PDX
- BHD
1 stop12h 10m
Delta
Sat 10/245:30 pm
BHD
- PDX
1 stop26h 50m
Delta
Deal found 5/28![Delta logo]()
$1,027
This KLM deal was found by Cheapflights users on 5/28. 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.
Sat 10/173:10 pm
PDX
- BHD
2 stops17h 45m
KLM
Sat 10/245:30 pm
BHD
- PDX
1 stop26h 50m
KLM
Deal found 5/28![KLM logo]()
$1,032
This Delta deal was found by Cheapflights users on 5/24. 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.
Tue 7/141:05 pm
PDX
- BHD
1 stop12h 15m
Delta
Thu 7/235:30 pm
BHD
- PDX
1 stop25h 40m
Delta
Deal found 5/24![Delta logo]()
$1,086
This Justfly.com deal was found by Cheapflights users on 5/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:30 pm
PDX
- BHD
1 stop15h 25m
British Airways
Thu 7/237:30 pm
BHD
- PDX
2 stops36h 00m
British Airways
Deal found 5/24![British Airways logo]()
$1,089
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Wed 10/287:00 am
PDX
- BFS
3 stops30h 20m
Multiple Airlines
Sat 11/77:35 pm
BFS
- PDX
2 stops29h 25m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,119
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Fri 8/710:10 am
PDX
- BFS
3 stops27h 05m
Multiple Airlines
Thu 8/136:40 am
BFS
- PDX
3 stops34h 51m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,221
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Sat 7/113:30 pm
PDX
- BFS
2 stops21h 10m
Multiple Airlines
Sat 7/1810:25 pm
BFS
- PDX
3 stops47h 25m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,246
This Mytrip deal was found by Cheapflights users on 5/28. 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.
Mon 6/13:30 pm
PDX
- BFS
2 stops20h 55m
Multiple Airlines
Wed 6/32:35 pm
BFS
- PDX
2 stops31h 00m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,326
This Mytrip deal was found by Cheapflights users on 5/25. 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.
Fri 7/1010:10 am
PDX
- BFS
3 stops27h 05m
Multiple Airlines
Sat 7/1810:25 pm
BFS
- PDX
3 stops47h 25m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$1,390
Best flights from Portland to BelfastDiscover carefully curated flight deals from Portland to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
Discover carefully curated flight deals from Portland to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 29, 2026.
This British Airways deal was found by Cheapflights users on 5/27. 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 10/281:30 pm
PDX
- BHD
2 stops20h 05m
British Airways
Sat 11/76:00 pm
BHD
- PDX
1 stop29h 55m
British Airways
Deal found 5/27![British Airways logo]()
$965
This Iberia deal was found by Cheapflights users on 5/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:45 pm
PDX
- BHD
1 stop12h 30m
Multiple Airlines
Sat 11/79:15 am
BHD
- PDX
2 stops21h 44m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$975
This Delta deal was found by Cheapflights users on 5/28. 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.
Sat 10/171:05 pm
PDX
- BHD
1 stop12h 10m
Delta
Sat 10/245:30 pm
BHD
- PDX
1 stop26h 50m
Delta
Deal found 5/28![Delta logo]()
$1,027
This Virgin Atlantic deal was found by Cheapflights users on 5/28. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:05 pm
PDX
- BHD
1 stop12h 15m
Virgin Atlantic
Thu 7/95:30 pm
BHD
- PDX
1 stop25h 40m
Virgin Atlantic
Deal found 5/28![Virgin Atlantic logo]()
$1,236
This Delta deal was found by Cheapflights users on 5/24. 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.
Tue 7/141:05 pm
PDX
- BHD
1 stop12h 15m
Delta
Thu 7/235:30 pm
BHD
- PDX
1 stop25h 40m
Delta
Deal found 5/24![Delta logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 5/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:30 pm
PDX
- BHD
1 stop14h 05m
British Airways
Thu 7/237:30 pm
BHD
- PDX
2 stops36h 00m
British Airways
Deal found 5/27![British Airways logo]()
$1,090
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Wed 10/287:00 am
PDX
- BFS
3 stops30h 20m
Multiple Airlines
Sat 11/77:35 pm
BFS
- PDX
2 stops29h 25m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,119
This British Airways deal was found by Cheapflights users on 5/28. 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.
Mon 9/287:30 pm
PDX
- BHD
1 stop15h 15m
British Airways
Fri 10/29:35 am
BHD
- PDX
2 stops21h 53m
British Airways
Deal found 5/28![British Airways logo]()
$1,138
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Sat 7/113:30 pm
PDX
- BFS
2 stops21h 10m
Multiple Airlines
Sat 7/1810:25 pm
BFS
- PDX
3 stops47h 25m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,246
This FlightHub deal was found by Cheapflights users on 5/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:30 pm
PDX
- BHD
1 stop16h 20m
British Airways
Thu 7/97:30 pm
BHD
- PDX
2 stops36h 00m
British Airways
Deal found 5/26![British Airways logo]()
$1,239
This Mytrip deal was found by Cheapflights users on 5/25. 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.
Wed 7/12:30 pm
PDX
- BFS
2 stops20h 45m
Multiple Airlines
Thu 7/910:40 pm
BFS
- PDX
3 stops47h 10m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$1,430
This Mytrip deal was found by Cheapflights users on 5/28. 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.
Sat 10/173:30 pm
PDX
- BFS
3 stops23h 55m
Multiple Airlines
Sat 10/248:15 pm
BFS
- PDX
3 stops29h 45m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,453
This Mytrip deal was found by Cheapflights users on 5/25. 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.
Fri 7/1010:10 am
PDX
- BFS
3 stops27h 05m
Multiple Airlines
Sat 7/189:40 pm
BFS
- PDX
2 stops28h 15m
Multiple Airlines
Deal found 5/25![Multiple Airlines logo]()
$1,514
This Mytrip deal was found by Cheapflights users on 5/27. 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.
Fri 8/72:30 pm
PDX
- BFS
2 stops15h 55m
Multiple Airlines
Thu 8/136:40 am
BFS
- PDX
3 stops34h 51m
Multiple Airlines
Deal found 5/27![Multiple Airlines logo]()
$1,526
Last-minute flights from Portland to BelfastDiscover last-minute flight deals from Portland to Belfast. Data last updated May 29, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Belfast. Data last updated May 29, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 5/28. 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.
Mon 6/13:30 pm
PDX
- BHD
2 stops21h 00m
Multiple Airlines
Wed 6/32:20 pm
BHD
- PDX
2 stops31h 15m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,291
This Mytrip deal was found by Cheapflights users on 5/28. 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.
Mon 6/13:30 pm
PDX
- BFS
2 stops20h 55m
Multiple Airlines
Wed 6/32:35 pm
BFS
- PDX
2 stops31h 00m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$1,326
This KLM deal was found by Cheapflights users on 5/28. 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.
Mon 6/11:05 pm
PDX
- BHD
1 stop19h 50m
KLM
Wed 6/35:30 pm
BHD
- PDX
1 stop25h 40m
KLM
Deal found 5/28![KLM logo]()
$1,633
One-way flights from Portland to BelfastSearch for one-way flight options from Portland to Belfast. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
Search for one-way flight options from Portland to Belfast. Find affordable one-way fares based on user searches. Data last updated May 29, 2026.
This oojo deal was found by Cheapflights users on 5/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:25 am
PDX
- BHD
2 stops19h 05m
British Airways
Deal found 5/28![British Airways logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 5/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:34 pm
PDX
- BFS
3 stops58h 31m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 5/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:22 pm
PDX
- BHD
3 stops32h 33m
Multiple Airlines
Deal found 5/28![Multiple Airlines logo]()
$429
Find flight deals from Portland to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 29, 2026.
Round-trip from | $950 (oojo) |
|---|---|
One-way from | $329 (oojo) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Belfast 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 May 29, 2026.
Use the filters below to find and compare flights from Portland to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Wed 10/28
1:30 pm-4:35 pm
2 stops20h 05m
Belfast City
Sat 11/7
6:00 pm-3:55 pm
1 stop29h 55m
$965
Quickest round-trip
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Wed 10/28
6:45 pm-2:15 pm
1 stop12h 30m
Belfast City
Sat 11/7
9:15 am-10:59 pm
2 stops21h 44m
$975
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Sat 10/17
1:05 pm-9:15 am
1 stop12h 10m
Belfast City
Sat 10/24
5:30 pm-12:20 pm
1 stop26h 50m
$1,027
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Tue 7/14
1:05 pm-9:20 am
1 stop12h 15m
Belfast City
Thu 7/23
5:30 pm-11:10 am
1 stop25h 40m
$1,086
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Tue 7/14
7:30 pm-5:35 pm
1 stop14h 05m
Belfast City
Thu 7/23
7:30 pm-11:30 pm
2 stops36h 00m
$1,090
PortlandBelfast
PDX - BFS
PDXBFS
Portland
Wed 10/28
7:00 am-8:20 pm
3 stops30h 20m
Belfast Intl
Sat 11/7
7:35 pm-5:00 pm
2 stops29h 25m
$1,119
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Mon 9/28
7:30 pm-6:45 pm
1 stop15h 15m
Belfast City
Fri 10/2
9:35 am-11:28 pm
2 stops21h 53m
$1,138
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Wed 7/1
1:05 pm-9:20 am
1 stop12h 15m
Belfast City
Thu 7/9
5:30 pm-11:10 am
1 stop25h 40m
$1,236
PortlandBelfast
PDX - BHD
PDXBHD
Portland
Wed 7/1
7:30 pm-7:50 pm
1 stop16h 20m
Belfast City
Thu 7/9
7:30 pm-11:30 pm
2 stops36h 00m
$1,239
PortlandBelfast
PDX - BFS
PDXBFS
Portland
Sat 7/11
3:30 pm-8:40 pm
2 stops21h 10m
Belfast Intl
Sat 7/18
10:25 pm-1:50 pm
3 stops47h 25m
$1,246
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from Portland to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Portland with our price prediction graph.
PDX-BF1
PDX-BHD
PDX-BFS
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.
Cheapflights Insights
Everything you need to know about your flight from Portland to Belfast
PDX-BF1
PDX-BHD
PDX-BFS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated May 29, 2026.
Peruse reviews from past customers who have flown with British Airways from Portland to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.4
Overall
6.7
Boarding
6.9
Food
6.4
Crew
7.7
Comfort
6.8
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Entertainment
6.4
Overall
6.7
Boarding
6.9
Food
6.4
Crew
7.7
Comfort
6.8
Reviews
1 / 20
10.0
ExcellentViorica,Mar 2026
PHX - LHR
Related info for your journey
Find useful and relevant information for your journey from Portland 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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Complete your trip
Complete your trip to Belfast by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Belfast by cabin class
Find flights from Portland to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Belfast flights
Browse other Portland and Belfast flight options. Last updated on May 29, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on May 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Portland to Belfast
Discover the top airline that operate flights from Portland 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 May 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$720 | Average$1,678 | FlexibilityNo cancel fee | On-time70% |