$373+ Cheap flights from Portland (PDX) to Keflavik Intl (KEF)
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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KEF
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Keflavik Intl 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.Cheapflights Tip: The best prices from Portland to Reykjavik Keflavik Intl are usually found in November or October, booked 82 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Portland to Keflavik Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Keflavik IntlExplore the most affordable flight options available from Portland to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
Explore the most affordable flight options available from Portland to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 5, 2026.
This Mytrip deal was found by Cheapflights users on 6/2. 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.
Wed 6/37:05 pm
PDX
- KEF
Nonstop7h 35m
Icelandair
Sat 6/1310:40 am
KEF
- PDX
Nonstop8h 05m
Icelandair
Deal found 6/2![Icelandair logo]()
$471
This Mytrip deal was found by Cheapflights users on 6/2. 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.
Wed 6/37:05 pm
PDX
- KEF
Nonstop7h 35m
Icelandair
Tue 6/1610:40 am
KEF
- PDX
Nonstop8h 05m
Icelandair
Deal found 6/2![Icelandair logo]()
$472
This Mytrip deal was found by Cheapflights users on 6/2. 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.
Wed 6/37:05 pm
PDX
- KEF
Nonstop7h 35m
Icelandair
Thu 6/1110:40 am
KEF
- PDX
Nonstop8h 05m
Icelandair
Deal found 6/2![Icelandair logo]()
$473
This Air France deal was found by Cheapflights users on 6/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
PDX
- KEF
1 stop18h 00m
Multiple Airlines
Wed 7/229:30 am
KEF
- PDX
1 stop17h 45m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$484
This KLM deal was found by Cheapflights users on 6/2. 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.
Mon 7/271:45 pm
PDX
- KEF
1 stop10h 15m
KLM
Wed 8/511:25 am
KEF
- PDX
2 stops19h 14m
KLM
Deal found 6/2![KLM logo]()
$489
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:40 pm
PDX
- KEF
1 stop27h 10m
Lufthansa
Fri 7/109:15 am
KEF
- PDX
2 stops31h 16m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$490
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1011:30 pm
PDX
- KEF
1 stop26h 00m
Multiple Airlines
Wed 6/179:15 am
KEF
- PDX
2 stops31h 16m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$491
This Air Canada deal was found by Cheapflights users on 6/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:14 pm
PDX
- KEF
2 stops35h 41m
Air Canada
Fri 7/179:15 am
KEF
- PDX
2 stops44h 33m
Air Canada
Deal found 6/2![Air Canada logo]()
$492
This KLM deal was found by Cheapflights users on 6/2. 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.
Fri 7/103:00 pm
PDX
- KEF
1 stop33h 00m
Multiple Airlines
Fri 7/249:30 am
KEF
- PDX
1 stop20h 48m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$493
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:51 am
PDX
- KEF
1 stop14h 59m
United Airlines
Sat 6/610:00 am
KEF
- PDX
2 stops32h 38m
United Airlines
Deal found 6/1![United Airlines logo]()
$494
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:40 pm
PDX
- KEF
1 stop26h 10m
Lufthansa
Wed 7/229:50 am
KEF
- PDX
2 stops30h 41m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$495
Best flights from Portland to Keflavik IntlDiscover carefully curated flight deals from Portland to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
Discover carefully curated flight deals from Portland to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 5, 2026.
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1611:40 pm
PDX
- KEF
2 stops25h 50m
United Airlines
Tue 6/2312:00 pm
KEF
- PDX
2 stops17h 49m
United Airlines
Deal found 6/3![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 5/31. 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.
Mon 9/281:35 pm
PDX
- KEF
1 stop10h 25m
Delta
Thu 10/811:25 am
KEF
- PDX
1 stop17h 02m
Delta
Deal found 5/31![Delta logo]()
$599
This KLM deal was found by Cheapflights users on 6/1. 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 9/267:00 am
PDX
- KEF
1 stop19h 30m
KLM
Sun 10/49:30 am
KEF
- PDX
1 stop17h 46m
KLM
Deal found 6/1![KLM logo]()
$599
This United Airlines deal was found by Cheapflights users on 6/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2711:40 pm
PDX
- KEF
1 stop26h 10m
United Airlines
Sat 7/411:30 am
KEF
- PDX
1 stop15h 49m
United Airlines
Deal found 6/2![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2411:40 pm
PDX
- KEF
1 stop26h 10m
United Airlines
Fri 7/3112:00 pm
KEF
- PDX
1 stop13h 47m
United Airlines
Deal found 6/1![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2411:30 pm
PDX
- KEF
1 stop26h 00m
United Airlines
Sun 8/211:30 am
KEF
- PDX
1 stop15h 49m
United Airlines
Deal found 6/5![United Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 6/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:00 am
PDX
- KEF
2 stops19h 55m
United Airlines
Sun 10/49:15 am
KEF
- PDX
2 stops44h 37m
United Airlines
Deal found 6/1![United Airlines logo]()
$582
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:16 am
PDX
- KEF
1 stop18h 34m
United Airlines
Mon 8/319:15 am
KEF
- PDX
2 stops33h 13m
United Airlines
Deal found 6/3![United Airlines logo]()
$592
Last-minute flights from Portland to Keflavik IntlDiscover last-minute flight deals from Portland to Keflavik Intl. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Keflavik Intl. Data last updated June 5, 2026 and is based on user searches.
This United deal was found by Cheapflights users on 6/4. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1011:30 pm
PDX
- KEF
1 stop26h 00m
Multiple Airlines
Wed 6/179:15 am
KEF
- PDX
2 stops31h 16m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$491
This Gurufare deal was found by Cheapflights users on 6/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:40 pm
PDX
- KEF
1 stop27h 10m
Lufthansa
Mon 6/1510:00 am
KEF
- PDX
2 stops30h 30m
Lufthansa
Deal found 6/3![Lufthansa logo]()
$497
This United Airlines deal was found by Cheapflights users on 6/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:50 pm
PDX
- KEF
2 stops31h 00m
United Airlines
Thu 7/911:30 am
KEF
- PDX
2 stops29h 04m
United Airlines
Deal found 6/3![United Airlines logo]()
$499
This KLM deal was found by Cheapflights users on 6/3. 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.
Fri 7/33:00 pm
PDX
- KEF
1 stop33h 00m
KLM
Sat 7/119:30 am
KEF
- PDX
1 stop15h 05m
KLM
Deal found 6/3![KLM logo]()
$500
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:40 pm
PDX
- KEF
1 stop27h 10m
Lufthansa
Fri 7/109:15 am
KEF
- PDX
2 stops31h 16m
Lufthansa
Deal found 6/2![Lufthansa logo]()
$490
This Air France deal was found by Cheapflights users on 6/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:00 am
PDX
- KEF
1 stop18h 00m
Multiple Airlines
Wed 7/229:30 am
KEF
- PDX
1 stop17h 45m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$484
This Air Canada deal was found by Cheapflights users on 6/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:14 pm
PDX
- KEF
2 stops35h 41m
Air Canada
Fri 7/179:15 am
KEF
- PDX
2 stops44h 33m
Air Canada
Deal found 6/2![Air Canada logo]()
$492
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:40 pm
PDX
- KEF
1 stop26h 10m
Lufthansa
Wed 7/229:50 am
KEF
- PDX
2 stops30h 41m
Lufthansa
Deal found 6/1![Lufthansa logo]()
$495
This KLM deal was found by Cheapflights users on 6/2. 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.
Fri 7/103:00 pm
PDX
- KEF
1 stop33h 00m
Multiple Airlines
Fri 7/249:30 am
KEF
- PDX
1 stop20h 48m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$493
This KLM deal was found by Cheapflights users on 6/2. 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.
Mon 7/271:45 pm
PDX
- KEF
1 stop10h 15m
KLM
Wed 8/511:25 am
KEF
- PDX
2 stops19h 14m
KLM
Deal found 6/2![KLM logo]()
$489
One-way flights from Portland to Keflavik IntlSearch for one-way flight options from Portland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
Search for one-way flight options from Portland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Mytrip deal was found by Cheapflights users on 6/3. 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 7/187:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$373
This Mytrip deal was found by Cheapflights users on 6/1. 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 9/27:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$379
This Mytrip deal was found by Cheapflights users on 6/3. 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.
Thu 8/277:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$382
This Mytrip deal was found by Cheapflights users on 6/3. 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.
Tue 7/217:45 pm
PDX
- KEF
2 stops28h 55m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Thu 8/272:30 pm
PDX
- KEF
2 stops34h 15m
WestJet
Deal found 6/3![WestJet logo]()
$392
This Mytrip deal was found by Cheapflights users on 6/3. 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 9/57:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$396
This Mytrip deal was found by Cheapflights users on 6/5. 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.
Sun 6/217:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Fri 7/36:19 am
PDX
- KEF
2 stops18h 26m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$411
This Mytrip deal was found by Cheapflights users on 6/5. 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.
Sun 9/67:45 pm
PDX
- KEF
3 stops28h 55m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$412
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Wed 9/167:03 am
PDX
- KEF
2 stops17h 37m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$419
Find flight deals from Portland to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Keflavik Intl (KEF). 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 June 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $484 (Air France) |
One-way from | $373 (Mytrip) |
Popular in | December |
Cheapest in | November |
Average price | $781 |
Good round-trip deal | $651 or less |
Good one-way deal | $380 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Keflavik Intl 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 June 5, 2026.
Use the filters below to find and compare flights from Portland to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Tue 6/16
11:40 pm-8:30 am
2 stops25h 50m
Reykjavik Keflavik Intl
Tue 6/23
12:00 pm-10:49 pm
2 stops17h 49m
$514
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Sat 6/27
11:40 pm-8:50 am
1 stop26h 10m
Reykjavik Keflavik Intl
Sat 7/4
11:30 am-8:19 pm
1 stop15h 49m
$515
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Fri 7/24
11:40 pm-8:50 am
1 stop26h 10m
Reykjavik Keflavik Intl
Fri 7/31
12:00 pm-6:47 pm
1 stop13h 47m
$515
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Fri 7/24
11:30 pm-8:30 am
1 stop26h 00m
Reykjavik Keflavik Intl
Sun 8/2
11:30 am-8:19 pm
1 stop15h 49m
$567
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Sat 9/26
5:00 am-7:55 am
2 stops19h 55m
Reykjavik Keflavik Intl
Sun 10/4
9:15 am-10:52 pm
2 stops44h 37m
$582
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Sat 8/22
7:16 am-8:50 am
1 stop18h 34m
Reykjavik Keflavik Intl
Mon 8/31
9:15 am-11:28 am
2 stops33h 13m
$592
Quickest round-trip
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Mon 9/28
1:35 pm-7:00 am
1 stop10h 25m
Reykjavik Keflavik Intl
Thu 10/8
11:25 am-9:27 pm
1 stop17h 02m
$599
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Sat 9/26
7:00 am-9:30 am
1 stop19h 30m
Reykjavik Keflavik Intl
Sun 10/4
9:30 am-8:16 pm
1 stop17h 46m
$599
Cheapest one-way
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Wed 6/10
7:45 pm-7:55 am
2 stops29h 10m
$434
PortlandReykjavik
PDX - KEF
PDXKEF
Portland
Fri 7/24
10:40 pm-8:30 am
2 stops26h 50m
$435
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Portland to Keflavik Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Keflavik Intl in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Portland with our price prediction graph.
PDX-KEF
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 Reykjavik Keflavik Intl Airport
How far ahead should I book a flight from Portland to Reykjavik Keflavik Intl Airport?
The best time to book flights from Portland to Reykjavik Keflavik Intl Airport is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest time of day to fly from PDX to KEF?
Find hourly flight availability from Portland to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 5, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Reykjavik Keflavik Intl Airport as you normally would.
How much does it cost to fly round-trip from Portland to Reykjavik Keflavik Intl Airport?
Reviews of airlines servicing Keflavik Intl
Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated June 5, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andIcelandair from Portland to Reykjavik Keflavik Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Portland to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsKeflavik
Hveragerdi
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Other flights to Keflavik Intl
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Portland and Keflavik Intl flights
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Top 3 airlines flying from Portland to Keflavik Intl
Discover the top 3 airlines that operate flights from Portland to Keflavik Intl. 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 June 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$363 | Average$620 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$424 | Average$664 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$601 | Average$994 | FlexibilityNo cancel fee | On-time75% |