$338+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KEF
Sep 11 — Sep 181
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
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.Cheapflights Tip: The best prices from Portland to Reykjavik Keflavik Intl are usually found in November or October, booked 56 days in advance, depart on a Monday or Tuesday and return on a Wednesday
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 August 12, 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 August 12, 2026.
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:30 pm -
2 stops25h 25m
Wed 10/79:15 am -
2 stops46h 19m
Deal found 8/10![Air Canada logo]()
$442
This FlightHub deal was found by Cheapflights users on 8/11. 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.
Fri 10/163:30 pm -
2 stops33h 25m
Fri 10/239:15 am -
2 stops44h 08m
Deal found 8/11![Air Canada logo]()
$449
This United Airlines deal was found by Cheapflights users on 8/12. 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 10/166:55 pm -
2 stops30h 00m
Fri 10/239:15 am -
3 stops36h 50m
Deal found 8/12![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sun 10/118:30 am -
1 stop17h 20m
Thu 10/1510:00 am -
2 stops39h 53m
Deal found 8/8![United Airlines logo]()
$455
This Flysmarter deal was found by Cheapflights users on 8/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:15 am -
1 stop17h 35m
Tue 8/2511:00 am -
2 stops17h 05m
Deal found 8/10![Lufthansa logo]()
$457
This Gotogate deal was found by Cheapflights users on 8/9. 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.
Sun 10/1110:10 am -
2 stops15h 35m
Thu 10/1510:00 am -
2 stops43h 23m
Deal found 8/9![Air Canada logo]()
$459
This Justfly.com deal was found by Cheapflights users on 8/11. 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 8/253:30 pm -
2 stops33h 25m
Mon 8/319:15 am -
2 stops33h 13m
Deal found 8/11![Air Canada logo]()
$463
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/258:25 am -
1 stop17h 05m
Tue 9/19:15 am -
2 stops33h 13m
Deal found 8/12![United Airlines logo]()
$464
This Travelocity deal was found by Cheapflights users on 8/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/411:30 pm -
2 stops26h 15m
Thu 10/1510:00 am -
2 stops30h 31m
Deal found 8/7![Air Canada logo]()
$465
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 8/197:00 am -
2 stops17h 55m
Tue 8/259:15 am -
2 stops40h 38m
Deal found 8/12![United Airlines logo]()
$467
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:10 am -
2 stops14h 45m
Tue 9/2210:00 am -
2 stops32h 28m
Deal found 8/10![Air Canada logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/158:05 am -
1 stop17h 45m
Tue 9/2210:00 am -
2 stops38h 49m
Deal found 8/10![United Airlines logo]()
$469
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 August 12, 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 August 12, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/166:55 pm -
2 stops30h 00m
Fri 10/239:15 am -
3 stops36h 50m
Deal found 8/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 10/218:30 am -
1 stop17h 20m
Mon 10/2612:00 pm -
1 stop17h 27m
Deal found 8/10![United Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 10/410:33 pm -
2 stops27h 12m
Thu 10/1512:00 pm -
1 stop17h 23m
Deal found 8/7![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/118:15 am -
1 stop17h 35m
Fri 9/1812:00 pm -
1 stop17h 52m
Deal found 8/12![United Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Wed 11/47:15 pm -
2 stops54h 45m
Mon 11/912:00 pm -
2 stops17h 13m
Deal found 8/8![United Airlines logo]()
$486
Last-minute flights from Portland to Keflavik IntlDiscover last-minute flight deals from Portland to Keflavik Intl. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Keflavik Intl. Data last updated August 12, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 8/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/168:15 am -
1 stop17h 35m
Tue 8/2511:00 am -
2 stops17h 05m
Deal found 8/10![Lufthansa logo]()
$457
This United Airlines deal was found by Cheapflights users on 8/11. 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 8/1811:02 pm -
1 stop26h 48m
Fri 8/289:15 am -
2 stops43h 48m
Deal found 8/11![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 8/197:00 am -
2 stops17h 55m
Tue 8/259:15 am -
2 stops40h 38m
Deal found 8/12![United Airlines logo]()
$467
This Air Canada deal was found by Cheapflights users on 8/11. 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.
Sat 8/223:43 pm -
2 stops33h 12m
Mon 8/319:15 am -
2 stops33h 13m
Deal found 8/11![Air Canada logo]()
$473
This FlightHub deal was found by Cheapflights users on 8/11. 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 8/253:30 pm -
2 stops33h 25m
Tue 9/19:15 am -
2 stops33h 13m
Deal found 8/11![Air Canada logo]()
$463
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/258:25 am -
1 stop17h 05m
Tue 9/19:15 am -
2 stops33h 13m
Deal found 8/12![United Airlines logo]()
$464
This Air Canada deal was found by Cheapflights users on 8/10. 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.
Fri 8/2811:02 pm -
2 stops26h 43m
Fri 9/49:15 am -
2 stops44h 30m
Deal found 8/10![Air Canada logo]()
$472
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:10 am -
2 stops14h 45m
Tue 9/2210:00 am -
2 stops32h 28m
Deal found 8/10![Air Canada logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/158:05 am -
1 stop17h 45m
Tue 9/2210:00 am -
2 stops38h 49m
Deal found 8/10![United Airlines logo]()
$469
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:30 pm -
2 stops25h 25m
Wed 10/79:15 am -
2 stops46h 19m
Deal found 8/10![Air Canada logo]()
$442
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/2810:33 pm -
2 stops26h 22m
Wed 10/79:15 am -
2 stops46h 19m
Deal found 8/10![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/2811:30 pm -
2 stops25h 25m
Thu 10/812:00 pm -
1 stop17h 23m
Deal found 8/11![United Airlines logo]()
$474
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 August 12, 2026.
Search for one-way flight options from Portland to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Super.com deal was found by Cheapflights users on 8/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:30 pm -
1 stop10h 10m
Deal found 8/8![WestJet logo]()
$338
This KAYAK deal was found by Cheapflights users on 8/9. 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 8/192:30 pm -
1 stop10h 10m
Deal found 8/9![WestJet logo]()
$342
This WestJet deal was found by Cheapflights users on 8/7. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:30 pm -
1 stop10h 10m
Deal found 8/7![WestJet logo]()
$352
This Mytrip deal was found by Cheapflights users on 8/7. 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 -
2 stops28h 55m
Deal found 8/7![Multiple Airlines logo]()
$362
This Mytrip deal was found by Cheapflights users on 8/11. 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 8/3011:02 pm -
2 stops25h 53m
Deal found 8/11![Air Canada logo]()
$409
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sun 8/307:16 am -
1 stop18h 34m
Deal found 8/11![United Airlines logo]()
$410
This Air Canada deal was found by Cheapflights users on 8/7. 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 8/197:00 am -
2 stops17h 55m
Deal found 8/7![Air Canada logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/7. 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 8/2111:02 pm -
2 stops26h 28m
Deal found 8/7![United Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 8/7. 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 8/2411:02 pm -
1 stop26h 48m
Deal found 8/7![United Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/511:18 pm -
1 stop24h 42m
Deal found 8/7![United Airlines logo]()
$429
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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $442 (Expedia) |
One-way from | $338 (Super.com) |
Popular in | December |
Cheapest in | November |
Average price | $927 |
Good round-trip deal | $560 or less |
Good one-way deal | $325 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 August 12, 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 Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Fri 10/16
6:55 pm-7:55 am
2 stops30h 00m
Reykjavik Keflavik Intl
Fri 10/23
9:15 am-3:05 pm
3 stops36h 50m
$454
Quickest round-trip
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Wed 10/21
8:30 am-8:50 am
1 stop17h 20m
Reykjavik Keflavik Intl
Mon 10/26
12:00 pm-10:27 pm
1 stop17h 27m
$471
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Sun 10/4
10:33 pm-8:45 am
2 stops27h 12m
Reykjavik Keflavik Intl
Thu 10/15
12:00 pm-10:23 pm
1 stop17h 23m
$479
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Fri 9/11
8:15 am-8:50 am
1 stop17h 35m
Reykjavik Keflavik Intl
Fri 9/18
12:00 pm-10:52 pm
1 stop17h 52m
$484
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Wed 11/4
7:15 pm-10:00 am
2 stops54h 45m
Reykjavik Keflavik Intl
Mon 11/9
12:00 pm-9:13 pm
2 stops17h 13m
$486
Cheapest one-way
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Tue 9/15
10:10 am-7:55 am
2 stops14h 45m
$409
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Sun 8/30
7:16 am-8:50 am
1 stop18h 34m
$410
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Tue 9/15
8:05 am-8:50 am
1 stop17h 45m
$410
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Mon 8/24
11:02 pm-8:30 am
2 stops26h 28m
$410
PortlandReykjavik
PDX Portland - KEF Reykjavik Keflavik Intl
PDXKEF
Portland
Fri 8/28
11:02 pm-8:30 am
2 stops26h 28m
$410
Showing 1-10 of 15 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 August.
| 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 55 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 August 12, 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?
Airfare is below average for this route at the moment.
Portland to Reykjavik Keflavik Intl Airport flights typically cost between $681 and $1,346 in September.The cheapest round-trip price found within the last 5 days was $442 on Air Canada (Sep 28-Oct 7).
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 August 12, 2026.
Get a feel of what it's like to fly with Alaska Airlines,United Airlines, 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.
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
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Top 3 airlines flying from Portland to Keflavik Intl
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$364 | Average$681 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$454 | Average$612 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$601 | Average$994 | FlexibilityNo cancel fee | On-time75% |