$425+ Cheap flights from Keflavik Intl (KEF) to Portland (PDX)
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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — PDX
Oct 4 — Oct 111
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Keflavik Intl to Portland 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 Keflavik Intl to Portland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Keflavik Intl to PortlandExplore the most affordable flight options available from Keflavik Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from Keflavik Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:50 pm -
Nonstop8h 05m
Tue 10/273:45 pm -
Nonstop7h 30m
Deal found 8/31![Icelandair logo]()
$425
This oojo deal was found by Cheapflights users on 9/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:50 pm -
Nonstop8h 05m
Tue 10/278:09 am -
1 stop15h 06m
Deal found 9/2![Icelandair logo]()
$674
This Gotogate deal was found by Cheapflights users on 8/30. 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 10/254:50 pm -
Nonstop8h 10m
Thu 10/293:45 pm -
Nonstop7h 30m
Deal found 8/30![Icelandair logo]()
$686
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:50 pm -
1 stop12h 06m
Sat 10/243:30 pm -
Nonstop7h 45m
Deal found 9/2![Multiple Airlines logo]()
$767
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:45 pm -
1 stop11h 09m
Tue 10/279:31 am -
1 stop13h 44m
Deal found 8/31![Multiple Airlines logo]()
$775
This oojo deal was found by Cheapflights users on 9/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:50 pm -
Nonstop8h 10m
Sat 10/3111:03 am -
1 stop12h 12m
Deal found 9/4![Icelandair logo]()
$802
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/187:45 pm -
1 stop11h 09m
Sun 10/258:09 am -
1 stop15h 06m
Deal found 9/3![Multiple Airlines logo]()
$819
Best flights from Keflavik Intl to PortlandDiscover carefully curated flight deals from Keflavik Intl to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Keflavik Intl to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This oojo deal was found by Cheapflights users on 8/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:50 pm -
Nonstop8h 05m
Tue 10/279:31 am -
1 stop13h 44m
Deal found 8/31![Icelandair logo]()
$679
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:50 pm -
1 stop12h 06m
Sat 10/243:30 pm -
Nonstop7h 45m
Deal found 9/2![Multiple Airlines logo]()
$767
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/312:00 pm -
2 stops38h 16m
Sat 10/106:44 am -
2 stops43h 06m
Deal found 9/3![United Airlines logo]()
$998
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:45 pm -
1 stop11h 09m
Tue 10/279:31 am -
1 stop13h 44m
Deal found 8/31![Multiple Airlines logo]()
$775
This oojo deal was found by Cheapflights users on 9/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:50 pm -
Nonstop8h 10m
Sat 10/3111:03 am -
1 stop12h 12m
Deal found 9/4![Icelandair logo]()
$802
This oojo deal was found by Cheapflights users on 9/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:45 pm -
1 stop19h 43m
Thu 10/293:45 pm -
Nonstop7h 30m
Deal found 9/4![Icelandair logo]()
$808
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/1712:00 pm -
1 stop13h 53m
Sat 10/247:33 pm -
2 stops31h 27m
Deal found 9/2![United Airlines logo]()
$999
Last-minute flights from Keflavik Intl to PortlandDiscover last-minute flight deals from Keflavik Intl to Portland. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Keflavik Intl to Portland. Data last updated September 4, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/64:50 pm -
Nonstop8h 05m
Tue 10/273:45 pm -
Nonstop7h 30m
Deal found 8/31![Icelandair logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:45 pm -
1 stop11h 09m
Tue 10/279:31 am -
1 stop13h 44m
Deal found 8/31![Multiple Airlines logo]()
$775
This Trip.com deal was found by Cheapflights users on 9/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:50 pm -
1 stop12h 06m
Sat 10/243:30 pm -
Nonstop7h 45m
Deal found 9/2![Multiple Airlines logo]()
$767
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Sun 10/187:45 pm -
1 stop11h 09m
Sun 10/258:09 am -
1 stop15h 06m
Deal found 9/3![Multiple Airlines logo]()
$819
This oojo deal was found by Cheapflights users on 9/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:50 pm -
Nonstop8h 05m
Tue 10/278:09 am -
1 stop15h 06m
Deal found 9/2![Icelandair logo]()
$674
This Gotogate deal was found by Cheapflights users on 8/30. 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 10/254:50 pm -
Nonstop8h 10m
Thu 10/293:45 pm -
Nonstop7h 30m
Deal found 8/30![Icelandair logo]()
$686
This oojo deal was found by Cheapflights users on 9/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/264:50 pm -
Nonstop8h 10m
Sat 10/3111:03 am -
1 stop12h 12m
Deal found 9/4![Icelandair logo]()
$802
One-way flights from Keflavik Intl to PortlandSearch for one-way flight options from Keflavik Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Keflavik Intl to Portland. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:50 pm -
Nonstop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Icelandair logo]()
$492
This Mytrip deal was found by Cheapflights users on 9/2. 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.
Fri 10/94:50 pm -
Nonstop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Icelandair logo]()
$495
This Mytrip deal was found by Cheapflights users on 8/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:50 pm -
Nonstop8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Icelandair logo]()
$496
This Booking.com deal was found by Cheapflights users on 9/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/304:50 pm -
Nonstop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Icelandair logo]()
$506
This Mytrip deal was found by Cheapflights users on 8/30. 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 9/294:50 pm -
Nonstop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/30![Icelandair logo]()
$509
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:00 pm -
1 stop23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:50 pm -
Nonstop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Icelandair logo]()
$602
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/84:45 pm -
1 stop31h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:00 pm -
1 stop23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$606
Find flight deals from Keflavik Intl to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Portland (PDX). 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 September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $425 (Mytrip) |
Good one-way deal | $543 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Keflavik Intl to Portland 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 7,457,451 searches. Data last updated September 4, 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Wed 10/7
4:50 pm-5:55 pm
Nonstop8h 05m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$492
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Wed 10/28
4:50 pm-6:00 pm
Nonstop8h 10m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$496
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Thu 10/8
5:00 pm-8:10 pm
1 stop34h 10m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$606
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Thu 11/5
11:40 am-3:50 pm
1 stop36h 10m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$663
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Tue 10/6
4:50 pm-5:55 pm
Nonstop8h 05m
Portland
Tue 10/27
9:31 am-6:15 am
1 stop13h 44m
$679
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Fri 11/6
5:00 pm-4:34 pm
2 stops31h 34m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$681
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Wed 10/7
4:50 pm-10:54 am
1 stop25h 04m
Portland
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$709
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Sat 10/17
4:50 pm-9:56 pm
1 stop12h 06m
Portland
Sat 10/24
3:30 pm-6:15 am
Nonstop7h 45m
$767
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Tue 10/6
7:45 pm-11:54 pm
1 stop11h 09m
Portland
Tue 10/27
9:31 am-6:15 am
1 stop13h 44m
$775
ReykjavikPortland
KEF Reykjavik Keflavik Intl - PDX Portland
KEFPDX
Reykjavik Keflavik Intl
Mon 10/26
4:50 pm-6:00 pm
Nonstop8h 10m
Portland
Sat 10/31
11:03 am-6:15 am
1 stop12h 12m
$802
Showing 1-10 of 13 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Portland 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 Reykjavik Keflavik Intl Airport-Portland 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 Keflavik Intl to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Keflavik Intl with our price prediction graph.
KEF-PDX
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 Reykjavik Keflavik Intl Airport to Portland
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated September 4, 2026.
Read through reviews of airlines operating flights from Reykjavik Keflavik Intl Airport to Portland, such as Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
6.9
Overall
6.9
Boarding
7.2
Crew
8.0
Food
6.1
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentVictoria,Sep 2026
KEF - EWR
Comfort
6.9
Overall
6.9
Boarding
7.2
Crew
8.0
Food
6.1
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentVictoria,Sep 2026
KEF - EWR
Related info for your journey
Find useful and relevant information for your journey from Keflavik Intl to Portland. 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 Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Lincoln City
Durham
Longview
Lake Oswego
Kelso
Clackamas
Troutdale
Vancouver
Cannon Beach
McMinnville
The Dalles
Wilsonville
Stevenson
Tillamook
Hillsboro
Astoria
Gresham
Silverton
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Flights by cabin class
Other flight options
Other flights from Keflavik Intl
Popular flights
Portland flight routes
Complete your trip
Complete your trip to Portland by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Keflavik Intl to Portland by cabin class
Find flights from Keflavik Intl to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Keflavik Intl and Portland flights
Browse other Keflavik Intl and Portland flight options. Last updated on September 4, 2026.
Other flights from Keflavik Intl
Browse through other flights departing from Keflavik Intl. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.
Top airline flying from Keflavik Intl to Portland
Discover the top airline that operate flights from Keflavik Intl to Portland. 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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$665 | Average$750 | FlexibilityNo cancel fee | On-time76% |