$421 Cheap Flights from Portland (PWM) to Reykjavik (KEF)

View $421 flight on Wed, May 13, 2026Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap Flights from Portland to Reykjavik (PWM-KEF)

Prices were available within the past 7 days and start at $421 for one-way flights and $489 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Apr 22 - Wed, Apr 29
PWM
Portland
KEF
Reykjavik
$489 Roundtrip, found 2 days ago
$489
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Apr 22 from Portland to Reykjavik, returning Wed, Apr 29, priced at $489 found 2 days ago
Delta
Wed, Apr 22 - Wed, Apr 29
PWM
Portland
KEF
Reykjavik
$493 Roundtrip, found 2 days ago
$493
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Apr 22 from Portland to Reykjavik, returning Wed, Apr 29, priced at $493 found 2 days ago
Delta
Sat, Apr 4 - Tue, Apr 14
PWM
Portland
KEF
Reykjavik
$499 Roundtrip, found 5 hours ago
$499
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Apr 4 from Portland to Reykjavik, returning Tue, Apr 14, priced at $499 found 5 hours ago
Delta
Sun, May 3 - Tue, May 12
PWM
Portland
KEF
Reykjavik
$501 Roundtrip, found 5 days ago
$501
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, May 3 from Portland to Reykjavik, returning Tue, May 12, priced at $501 found 5 days ago
Delta
Mon, Apr 13 - Fri, May 1
PWM
Portland
KEF
Reykjavik
$504 Roundtrip, found 14 hours ago
$504
Roundtrip
found 14 hours ago
Select Delta flight, departing Mon, Apr 13 from Portland to Reykjavik, returning Fri, May 1, priced at $504 found 14 hours ago
Delta
Sat, May 2 - Tue, May 12
PWM
Portland
KEF
Reykjavik
$511 Roundtrip, found 5 days ago
$511
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, May 2 from Portland to Reykjavik, returning Tue, May 12, priced at $511 found 5 days ago
KLM
Wed, Apr 22 - Wed, Apr 29
PWM
Portland
KEF
Reykjavik
$521 Roundtrip, found 2 days ago
$521
Roundtrip
found 2 days ago
Select KLM flight, departing Wed, Apr 22 from Portland to Reykjavik, returning Wed, Apr 29, priced at $521 found 2 days ago
United
Sat, May 16 - Tue, Jun 2
PWM
Portland
KEF
Reykjavik
$814 Roundtrip, found 16 hours ago
$814
Roundtrip
found 16 hours ago
Select United flight, departing Sat, May 16 from Portland to Reykjavik, returning Tue, Jun 2, priced at $814 found 16 hours ago
Air Canada
Fri, Aug 14 - Thu, Sep 3
PWM
Portland
KEF
Reykjavik
$845 Roundtrip, found 1 day ago
$845
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Aug 14 from Portland to Reykjavik, returning Thu, Sep 3, priced at $845 found 1 day ago
Scandinavian Airlines
Sat, Jan 10 - Sat, Jan 24
PWM
Portland
KEF
Reykjavik
$864 Roundtrip, found 4 days ago
$864
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Sat, Jan 10 from Portland to Reykjavik, returning Sat, Jan 24, priced at $864 found 4 days ago

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $1,397
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $1,397

Frequently asked questions

How much does a flight from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF) cost?
Secure a cheap one-way flight from $421 or cheap return flight from $489 from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF)?
Planning your trip for April is a good way to save, as it's the cheapest month for flights between PWM and KEF. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF)?
To find the cheapest airline flying from PWM to KEF, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF)?
There are no daily nonstop flights available from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from PWM to KEF?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF)?
To reach Keflavik Intl. Airport (KEF) on schedule, pick a flight that leaves Portland Intl. Jetport Airport (PWM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF) last-minute?
Last-minute bookings from PWM to KEF are generally more expensive. For the best prices, start looking for flights as soon as possible. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before you leave.
Is it cheaper to book a PWM to KEF flight and hotel package?
Opting for a PWM to KEF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Jetport Airport (PWM) to Keflavik Intl. Airport (KEF)?
Typically, it's possible to cancel or reschedule your PWM to KEF flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
Keflavik Intl.
Airlines serving
Air Canada, Air France, American Airlines, Delta, KLM, Scandinavian Airlines, United
Roundtrip price
$488
Distance
2314 mi

Book with confidence

Portland to Reykjavik Flights

The cheapest times to fly from Portland to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Reykjavik are during the month of April. You can find some of the cheapest flights from Portland to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Reykjavik

Sunday is one of the best days to book for cheap flights from Portland to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Reykjavik in 2026. You can also book with separate airlines for your outbound and return journeys, from $421 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to Reykjavik Flights

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*Available to One Key members.