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Cheap flights from Portland to Reykjavik from $373

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Reykjavik departing on 8/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
7:00 am - 9:30 am
PDX
-
KEF
19h 30m
1 stop
Virgin Atlantic Logo
9:30 am - 8:11 pm
KEF
-
PDX
17h 41m
1 stop
$469Virgin Atlantic
Mon, May 4 - Fri, May 8
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$472Icelandair
Sun, May 24 - Thu, May 28
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$473Icelandair
Sun, May 24 - Sat, May 30
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$474Icelandair
Sun, May 24 - Sat, May 30
Icelandair Logo
3:30 pm - 6:05 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$475Icelandair
Tue, May 26 - Sat, May 30
Icelandair Logo
3:30 pm - 6:05 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$477Icelandair
Tue, May 26 - Tue, Jun 9
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$480Icelandair
Wed, May 27 - Tue, Jun 9
Air France Logo
9:55 am - 9:30 am
PDX
-
KEF
16h 35m
2 stops
Air France Logo
11:25 am - 10:02 pm
KEF
-
PDX
17h 37m
2 stops
$488Air France
Mon, May 4 - Fri, May 8
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$492Icelandair
Sun, May 24 - Thu, May 28
Delta Logo
7:00 am - 9:30 am
PDX
-
KEF
19h 30m
1 stop
Delta Logo
11:25 am - 10:16 pm
KEF
-
PDX
17h 51m
1 stop
$498Delta
Wed, Apr 29 - Wed, May 6

Delta flights from Portland to Reykjavik Keflavik Intl Airport

Our best Delta deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
Delta
Apr 21
PDX7:00 amPortland
19h 30m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 29
KEF11:25 amReykjavik Keflavik Intl
17h 51m
1 stop
PDX10:16 pmPortland
$464
Delta
Apr 21
PDX7:00 amPortland
19h 30m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 29
KEF11:25 amReykjavik Keflavik Intl
17h 51m
1 stop
PDX10:16 pmPortland
$465
Delta
Apr 20
PDX7:00 amPortland
19h 30m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 29
KEF11:25 amReykjavik Keflavik Intl
29h 39m
2 stops
PDX10:04 amPortland
$469

Alaska Airlines flights from Portland to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
Jun 4
PDX5:00 amPortland
21h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Jun 9
KEF12:45 pmReykjavik Keflavik Intl
11h 05m
1 stop
PDX4:50 pmPortland
$511
Alaska Airlines
May 29
PDX5:00 amPortland
21h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Jun 11
KEF12:45 pmReykjavik Keflavik Intl
16h 40m
1 stop
PDX10:25 pmPortland
$512
Alaska Airlines
May 31
PDX5:00 amPortland
21h 00m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Aug 27
KEF12:45 pmReykjavik Keflavik Intl
11h 04m
1 stop
PDX4:49 pmPortland
$560

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated April 19, 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

Price

Cheapest round-trip

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Mon 5/4

7:00 am-9:30 am

1 stop19h 30m

Reykjavik Keflavik Intl

Fri 5/8

9:30 am-8:11 pm

1 stop17h 41m

$469
Quickest round-trip

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Thu 5/28

10:40 am-11:45 am

Nonstop8h 05m

$472

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sat 5/30

10:40 am-11:45 am

Nonstop8h 05m

$473

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sat 5/30

10:40 am-11:45 am

Nonstop8h 05m

$474

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Tue 5/26

3:30 pm-6:05 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sat 5/30

10:40 am-11:45 am

Nonstop8h 05m

$475

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Tue 5/26

3:30 pm-6:05 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Tue 6/9

10:40 am-11:45 am

Nonstop8h 05m

$477

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Wed 5/27

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Tue 6/9

10:40 am-11:45 am

Nonstop8h 05m

$480

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Mon 5/4

9:55 am-9:30 am

2 stops16h 35m

Reykjavik Keflavik Intl

Fri 5/8

11:25 am-10:02 pm

2 stops17h 37m

$488

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Thu 5/28

10:40 am-11:45 am

Nonstop8h 05m

$492

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Wed 4/29

7:00 am-9:30 am

1 stop19h 30m

Reykjavik Keflavik Intl

Wed 5/6

11:25 am-10:16 pm

1 stop17h 51m

$498

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Portland to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Reykjavik Keflavik Intl Airport?

What is the cheapest day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest day to depart from Portland to Reykjavik Keflavik Intl Airport is on a Monday when prices can be found for as low as $589. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Sunday, with ticket prices averaging around $746.

What is the cheapest time of day to depart on your flight to Reykjavik Keflavik Intl Airport?

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is at noon when flights can be purchased for as low as $556. Flights in the evening are often more expensive with an average ticket price of $862.

What is the cheapest Portland to Reykjavik Keflavik Intl flight route?

Fly from Portland to Reykjavik Keflavik Intl for the best Portland - Reykjavik Keflavik Intl flight prices

How far in advance should I book a flight to Reykjavik Keflavik Intl Airport?

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $740 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Portland for as low as $439 on momondo.

What cabin class options are available on Portland to Reykjavik Keflavik Intl flights?

There are 3 cabin classes available to choose from on Portland to Reykjavik Keflavik Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 41% on your flight if you consider stops on a Portland to Reykjavik Keflavik Intl Airport flight.

When to book flights from Portland to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Reykjavik Keflavik Intl Airport (PDX to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Reykjavik Keflavik Intl Airport

Best Price Found

$363

Fastest flight time

7h 35m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from Portland in the past 72 hours is $363. The best round-trip flight deal from Portland to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $687.
The fastest flight from Portland to Reykjavik Keflavik Intl Airport takes 7h 35m
Direct flights go from Portland to Reykjavik Keflavik Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Portland to Reykjavik Keflavik Intl Airport

  • How far is Portland to Reykjavik Keflavik Intl by plane?

    Reykjavik Keflavik Intl is 3729.8 mi away from Portland. 7h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Portland Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Portland Airport to Reykjavik Keflavik Intl Airport were last updated today.

  • How many operators does momondo search for flights from Portland Airport to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from Portland Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The required travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Portland to Reykjavik Keflavik Intl Airport?

  • What is the most popular airline from Portland to Reykjavik Keflavik Intl Airport?

Best airlines flying from Portland to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Portland to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $363Free CancellationRating
7.0
636 reviews
Search Icelandair flights
DeltaPriceFrom $424Free CancellationRating
7.9
8,421 reviews
Search Delta flights

  • Icelandair Flights From Portland to Reykjavik Keflavik Intl Airport

    Icelandair is one of the most popular airlines flying from Portland to Reykjavik Keflavik Intl Airport, operating 4 flights/week on average for this route. A good Icelandair flight deal for Portland to Reykjavik Keflavik Intl Airport starts from $363 round-trip, up to an average price of $628. Our users have rated Icelandair at 7.0/10.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Reykjavik?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Reykjavik. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Reykjavik with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Reykjavik flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Reykjavik?

Once you have performed a search for Portland to Reykjavik flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Reykjavik right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Reykjavik flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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