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Cheap flights from Portland to Reykjavik from $424

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 8/3. 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.
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$451Icelandair
Sun, May 24 - Sat, May 30
Icelandair Logo
3:30 pm - 6:05 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
4:50 pm - 5:55 pm
KEF
-
PDX
8h 05mnonstop
$458Icelandair
Thu, Jul 16 - Sun, Jul 26
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$459Icelandair
Sun, May 24 - Sat, May 30
Icelandair Logo
3:30 pm - 6:05 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
4:50 pm - 5:55 pm
KEF
-
PDX
8h 05mnonstop
$460Icelandair
Thu, Jul 16 - Sun, Jul 26
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$461Icelandair
Wed, May 27 - Sat, Jun 13
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
4:50 pm - 5:55 pm
KEF
-
PDX
8h 05mnonstop
$463Icelandair
Sun, May 24 - Sun, Jun 7
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$464Icelandair
Fri, Jun 5 - Thu, Jun 11
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
4:50 pm - 5:55 pm
KEF
-
PDX
8h 05mnonstop
$465Icelandair
Sun, May 24 - Fri, May 29
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
10:40 am - 11:45 am
KEF
-
PDX
8h 05mnonstop
$467Icelandair
Sun, May 24 - Thu, May 28
Icelandair Logo
7:05 pm - 9:40 am
PDX
-
KEF
7h 35mnonstop
Icelandair Logo
4:50 pm - 5:55 pm
KEF
-
PDX
8h 05mnonstop
$470Icelandair
Wed, May 27 - Wed, Jun 3

United Airlines flights from Portland to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
May 29
PDX2:27 pmPortland
11h 23m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Jun 5
KEF9:15 amReykjavik Keflavik Intl
33h 23m
2 stops
PDX11:38 amPortland
$489
United Airlines
May 29
PDX10:40 pmPortland
26h 50m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Jun 5
KEF9:15 amReykjavik Keflavik Intl
33h 23m
2 stops
PDX11:38 amPortland
$494
United Airlines
May 24
PDX10:51 amPortland
14h 59m
1 stop
KEF8:50 amReykjavik Keflavik Intl
May 30
KEF12:00 pmReykjavik Keflavik Intl
17h 31m
1 stop
PDX10:31 pmPortland
$500

Lufthansa flights from Portland to Reykjavik Keflavik Intl Airport

Our best Lufthansa deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
Lufthansa
May 10
PDX7:05 pmPortland
54h 45m
2 stops
KEF8:50 amReykjavik Keflavik Intl
May 19
KEF12:00 pmReykjavik Keflavik Intl
17h 35m
1 stop
PDX10:35 pmPortland
$575
Lufthansa
May 9
PDX10:10 amPortland
30h 15m
2 stops
KEF11:25 pmReykjavik Keflavik Intl
May 16
KEF1:10 amReykjavik Keflavik Intl
48h 36m
2 stops
PDX6:46 pmPortland
$824
Lufthansa
May 2
PDX3:59 pmPortland
48h 26m
2 stops
KEF11:25 pmReykjavik Keflavik Intl
May 23
KEF1:10 amReykjavik Keflavik Intl
28h 53m
2 stops
PDX11:03 pmPortland
$827

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 26, 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
Quickest round-trip

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

$451

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 7/16

3:30 pm-6:05 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sun 7/26

4:50 pm-5:55 pm

Nonstop8h 05m

$458

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

$459

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 7/16

3:30 pm-6:05 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sun 7/26

4:50 pm-5:55 pm

Nonstop8h 05m

$460

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Wed 5/27

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sat 6/13

10:40 am-11:45 am

Nonstop8h 05m

$461

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sun 6/7

4:50 pm-5:55 pm

Nonstop8h 05m

$463

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Fri 6/5

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Thu 6/11

10:40 am-11:45 am

Nonstop8h 05m

$464

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 5/24

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Fri 5/29

4:50 pm-5:55 pm

Nonstop8h 05m

$465

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

$467

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Wed 5/27

7:05 pm-9:40 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Wed 6/3

4:50 pm-5:55 pm

Nonstop8h 05m

$470

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 $591. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Sunday, with ticket prices averaging around $747.

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 $554. Flights in the evening are often more expensive with an average ticket price of $860.

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 from Portland 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 $744 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 Airport flights?

There are 3 cabin classes available to choose from on Portland to Reykjavik Keflavik Intl Airport 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 $670.
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
642 reviews
Search Icelandair flights
DeltaPriceFrom $424Free CancellationRating
7.9
8,460 reviews
Search Delta flights
Alaska AirlinesPriceFrom $601Free CancellationRating
7.9
12,295 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Portland to Reykjavik Keflavik Intl Airport

    Alaska Airlines is one of the most popular airlines flying from Portland to Reykjavik Keflavik Intl Airport, operating 2 flights/week on average for this route. A good Alaska Airlines flight deal for Portland to Reykjavik Keflavik Intl Airport starts from $601 round-trip, up to an average price of $994. Our users have rated Alaska Airlines at 7.9/10.

  • Icelandair Flights From Portland to Reykjavik Keflavik Intl Airport

    Icelandair is also a popular choice for this route. Icelandair flight deals for Portland to Reykjavik Keflavik Intl Airport start from as low as $363 round-trip, depending on your selected dates, with average Icelandair deals seen on momondo around $616. Icelandair operates 2 flights to Reykjavik Keflavik Intl Airport from Portland in an average week. Users have rated it 7.0/10 across 642 reviews.

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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