Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Reykjavik from $425

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 4/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
2:45 pm - 6:15 amPDX-KEF
7h 30mnonstop
Icelandair Logo
4:50 pm - 5:00 pmKEF-PDX
8h 10mnonstop
$428Icelandair
Find Deal
Tue, Nov 4 - Wed, Nov 19
Icelandair Logo
2:45 pm - 6:15 amPDX-KEF
7h 30mnonstop
Icelandair Logo
4:50 pm - 5:00 pmKEF-PDX
8h 10mnonstop
$438Icelandair
Find Deal
Mon, Nov 3 - Fri, Nov 21
Finnair Logo
7:25 pm - 7:50 amPDX-KEF
29h 25m2 stops
Finnair Logo
8:35 am - 10:31 pmKEF-PDX
20h 56m2 stops
$616Finnair
Find Deal
Mon, Apr 6 - Tue, Apr 14
Finnair Logo
7:25 pm - 7:50 amPDX-KEF
29h 25m2 stops
Finnair Logo
8:35 am - 10:31 pmKEF-PDX
20h 56m2 stops
$617Finnair
Find Deal
Mon, Apr 6 - Tue, Apr 14
Multiple Airlines Logo
9:50 am - 11:30 pmPDX-KEF
30h 40m2 stops
Multiple Airlines Logo
12:25 am - 9:15 amKEF-PDX
39h 50m2 stops
$634Multiple Airlines
Find Deal
Sun, Apr 19 - Sat, Apr 25
Multiple Airlines Logo
9:10 am - 6:15 amPDX-KEF
13h 05m1 stop
Multiple Airlines Logo
5:00 pm - 8:47 pmKEF-PDX
11h 47m1 stop
$643Multiple Airlines
Find Deal
Sun, Jan 18 - Mon, Jan 26
Lufthansa Logo
9:50 am - 2:20 pmPDX-KEF
20h 30m2 stops
Lufthansa Logo
3:20 pm - 6:47 pmKEF-PDX
35h 27m2 stops
$732Lufthansa
Find Deal
Thu, Feb 19 - Tue, Mar 3
Lufthansa Logo
9:50 am - 2:20 pmPDX-KEF
21h 30m2 stops
Lufthansa Logo
12:25 am - 10:08 pmKEF-PDX
52h 43m2 stops
$741Lufthansa
Find Deal
Thu, Mar 26 - Mon, Mar 30
Scandinavian Airlines Logo
1:00 pm - 11:20 pmPDX-KEF
26h 20m2 stops
Scandinavian Airlines Logo
3:40 pm - 10:22 pmKEF-PDX
38h 42m2 stops
$742Scandinavian Airlines
Find Deal
Wed, Feb 18 - Mon, Mar 2
Scandinavian Airlines Logo
12:45 pm - 11:55 pmPDX-KEF
27h 10m2 stops
Scandinavian Airlines Logo
7:50 am - 10:56 pmKEF-PDX
23h 06m2 stops
$760Scandinavian Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8

Icelandair flights from Portland to Reykjavik Keflavik Intl Airport

Our best Icelandair deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
Icelandair
Nov 3
PDX2:45 pmPortland
7h 30m
KEF6:15 amReykjavik Keflavik Intl
Nov 12
KEF4:50 pmReykjavik Keflavik Intl
8h 10m
PDX5:00 pmPortland
$414
Find similar
Icelandair
Nov 4
PDX2:45 pmPortland
7h 30m
KEF6:15 amReykjavik Keflavik Intl
Nov 19
KEF4:50 pmReykjavik Keflavik Intl
8h 10m
PDX5:00 pmPortland
$428
Find similar
Icelandair
Nov 3
PDX2:45 pmPortland
7h 30m
KEF6:15 amReykjavik Keflavik Intl
Nov 21
KEF4:50 pmReykjavik Keflavik Intl
8h 10m
PDX5:00 pmPortland
$438
Find similar

Finnair flights from Portland to Reykjavik Keflavik Intl Airport

Our best Finnair deals on Portland to Reykjavik Keflavik Intl Airport flight tickets
Finnair
Apr 6
PDX7:25 pmPortland
29h 25m
2 stops
KEF7:50 amReykjavik Keflavik Intl
Apr 14
KEF8:35 amReykjavik Keflavik Intl
20h 56m
2 stops
PDX10:31 pmPortland
$616
Find similar
Finnair
Apr 6
PDX7:25 pmPortland
29h 25m
2 stops
KEF7:50 amReykjavik Keflavik Intl
Apr 14
KEF8:35 amReykjavik Keflavik Intl
20h 56m
2 stops
PDX10:31 pmPortland
$617
Find similar
Finnair
Mar 2
PDX5:45 pmPortland
31h 15m
2 stops
KEF9:00 amReykjavik Keflavik Intl
Mar 10
KEF10:00 amReykjavik Keflavik Intl
37h 55m
2 stops
PDX4:55 pmPortland
$664
Find similar

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 October 22, 2025.
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

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Tue 11/4

2:45 pm-6:15 am

Nonstop7h 30m

Reykjavik Keflavik Intl

Wed 11/19

4:50 pm-5:00 pm

Nonstop8h 10m

$428

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Mon 11/3

2:45 pm-6:15 am

Nonstop7h 30m

Reykjavik Keflavik Intl

Fri 11/21

4:50 pm-5:00 pm

Nonstop8h 10m

$438

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Mon 4/6

7:25 pm-7:50 am

2 stops29h 25m

Reykjavik Keflavik Intl

Tue 4/14

8:35 am-10:31 pm

2 stops20h 56m

$616

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Mon 4/6

7:25 pm-7:50 am

2 stops29h 25m

Reykjavik Keflavik Intl

Tue 4/14

8:35 am-10:31 pm

2 stops20h 56m

$617

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 4/19

9:50 am-11:30 pm

2 stops30h 40m

Reykjavik Keflavik Intl

Sat 4/25

12:25 am-9:15 am

2 stops39h 50m

$634

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sun 1/18

9:10 am-6:15 am

1 stop13h 05m

Reykjavik Keflavik Intl

Mon 1/26

5:00 pm-8:47 pm

1 stop11h 47m

$643

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 2/19

9:50 am-2:20 pm

2 stops20h 30m

Reykjavik Keflavik Intl

Tue 3/3

3:20 pm-6:47 pm

2 stops35h 27m

$732

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 3/26

9:50 am-2:20 pm

2 stops21h 30m

Reykjavik Keflavik Intl

Mon 3/30

12:25 am-10:08 pm

2 stops52h 43m

$741

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Wed 2/18

1:00 pm-11:20 pm

2 stops26h 20m

Reykjavik Keflavik Intl

Mon 3/2

3:40 pm-10:22 pm

2 stops38h 42m

$742

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 12/4

12:45 pm-11:55 pm

2 stops27h 10m

Reykjavik Keflavik Intl

Mon 12/8

7:50 am-10:56 pm

2 stops23h 06m

$760

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Reykjavik Keflavik Intl Airport?

The month of November is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Portland, with most prices found around $386. If you’re not able to fly to Reykjavik Keflavik Intl Airport in November, then October is your next best option. Flight prices from Portland to Reykjavik Keflavik Intl Airport during October average around $463.

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 Tuesday 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 $815.

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 $583. Flights in the evening are often more expensive with an average ticket price of $870.

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 $813 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 $431 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 47% 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

$432

Fastest flight time

7h 30m

Direct flights

Mon, Tue, Wed, Fri and Sun
The best one-way flight to Reykjavik Keflavik Intl Airport from Portland in the past 72 hours is $432. The best round-trip flight deal from Portland to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $540.
The fastest flight from Portland to Reykjavik Keflavik Intl Airport takes 7h 30m
Direct flights go from Portland to Reykjavik Keflavik Intl Airport on Monday, Tuesday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.
Search flight deals

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

    Reykjavik Keflavik Intl is 3729.8 mi away from Portland. 7h 30m 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
560 reviews
Search Icelandair flights
DeltaPriceFrom $424Free CancellationRating
7.9
7,979 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 5 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 $720. 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.

An easier way to manage your Reykjavik Keflavik Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 11/21
Fri 11/28
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Reykjavik