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Cheap Flights from Portland (PDX) to Reykjavik (KEF)

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      Travellers and cabin class, 1 Adult, Economy
      Icelandair
      Alaska Airlines

      Compare Portland to Reykjavik Keflavik flight deals

      Find the cheapest month or even day of the year to fly to Reykjavik Keflavik

      Book the best Reykjavik Keflavik fare with no extra fees

      Flight deals from Portland to Reykjavik Keflavik

      Looking for a cheap last-minute deal or the best return flight from Portland Airport to Reykjavik Keflavik Airport? If you want to travel next month, return fares start from $655. Find the lowest prices on one-way and return tickets right here.
      Reykjavik.$638 per passenger.Departing Thu, 12 Nov, returning Mon, 16 Nov.Return flight with United.Outbound indirect flight with United, departs from Portland on Thu, 12 Nov, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Mon, 16 Nov, arriving in Portland.Price includes taxes and charges.From $638, select.
      Reykjavik.$643 per passenger.Departing Tue, 13 Oct, returning Thu, 22 Oct.Return flight with United.Outbound indirect flight with United, departs from Portland on Tue, 13 Oct, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Thu, 22 Oct, arriving in Portland.Price includes taxes and charges.From $643, select.
      Reykjavik.$651 per passenger.Departing Wed, 16 Sep, returning Mon, 2 Nov.Return flight with United.Outbound indirect flight with United, departs from Portland on Wed, 16 Sep, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Mon, 2 Nov, arriving in Portland.Price includes taxes and charges.From $651, select.
      Reykjavik.$654 per passenger.Departing Thu, 24 Sep, returning Thu, 1 Oct.Return flight with United.Outbound indirect flight with United, departs from Portland on Thu, 24 Sep, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Thu, 1 Oct, arriving in Portland.Price includes taxes and charges.From $654, select.
      Reykjavik.$655 per passenger.Departing Wed, 9 Sep, returning Tue, 22 Sep.Return flight with United.Outbound indirect flight with United, departs from Portland on Wed, 9 Sep, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Tue, 22 Sep, arriving in Portland.Price includes taxes and charges.From $655, select.
      Reykjavik.$658 per passenger.Departing Fri, 4 Dec, returning Thu, 10 Dec.Return flight with United.Outbound indirect flight with United, departs from Portland on Fri, 4 Dec, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Thu, 10 Dec, arriving in Portland.Price includes taxes and charges.From $658, select.
      Reykjavik.$669 per passenger.Departing Fri, 27 Nov, returning Thu, 3 Dec.Return flight with United.Outbound indirect flight with United, departs from Portland on Fri, 27 Nov, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Thu, 3 Dec, arriving in Portland.Price includes taxes and charges.From $669, select.
      Reykjavik.$773 per passenger.Departing Mon, 26 Oct, returning Mon, 2 Nov.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Mon, 26 Oct, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 2 Nov, arriving in Portland.Price includes taxes and charges.From $773, select.
      Reykjavik.$774 per passenger.Departing Thu, 3 Dec, returning Sun, 6 Dec.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Thu, 3 Dec, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Sun, 6 Dec, arriving in Portland.Price includes taxes and charges.From $774, select.
      Reykjavik.$774 per passenger.Departing Tue, 5 Jan, returning Tue, 12 Jan.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Tue, 5 Jan, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Tue, 12 Jan, arriving in Portland.Price includes taxes and charges.From $774, select.
      Reykjavik.$774 per passenger.Departing Thu, 5 Nov, returning Wed, 11 Nov.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Thu, 5 Nov, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Wed, 11 Nov, arriving in Portland.Price includes taxes and charges.From $774, select.
      Reykjavik.$775 per passenger.Departing Mon, 1 Feb, returning Tue, 9 Feb.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Mon, 1 Feb, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Tue, 9 Feb, arriving in Portland.Price includes taxes and charges.From $775, select.
      Reykjavik.$777 per passenger.Departing Fri, 8 Jan, returning Tue, 2 Feb.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Fri, 8 Jan, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Tue, 2 Feb, arriving in Portland.Price includes taxes and charges.From $777, select.
      Reykjavik.$781 per passenger.Departing Mon, 30 Nov, returning Mon, 7 Dec.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Mon, 30 Nov, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 7 Dec, arriving in Portland.Price includes taxes and charges.From $781, select.
      Reykjavik.$786 per passenger.Departing Thu, 24 Sep, returning Sun, 22 Nov.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Thu, 24 Sep, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Sun, 22 Nov, arriving in Portland.Price includes taxes and charges.From $786, select.
      Reykjavik.$792 per passenger.Departing Wed, 14 Oct, returning Mon, 26 Oct.Return flight with Icelandair.Outbound direct flight with Icelandair departs from Portland on Wed, 14 Oct, arriving in Reykjavik Keflavik.Inbound direct flight with Icelandair departs from Reykjavik Keflavik on Mon, 26 Oct, arriving in Portland.Price includes taxes and charges.From $792, select.

      Find the cheapest month to fly from Portland to Reykjavik Keflavik

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Reykjavik Keflavik flights are currently cheapest in November.
      Aug
      Find prices
      Sep
      from $655
      Oct
      from $643
      Nov
      from $638
      Dec
      from $658
      Jan
      from $774
      Feb
      from $775
      Mar
      from $939
      Apr
      from $937
      May
      from $974
      Jun
      from $974
      Jul
      from $1,019

      Direct flights from Portland to Reykjavik Keflavik

      Alaska Airlines
      Icelandair

      Portland to Reykjavik Keflavik: Alternative routes

      Compare routes from Portland to Reykjavik below. You may find an airport to fly into that's cheaper, faster, or easier than Reykjavik Keflavik.

      Reykjavik Domestic

      1km from central Reykjavik
      Closest
      Search flights

      Reykjavik Keflavik

      37km from central Reykjavik
      Cheapest
      from $638
      Search flights

      Portland to Reykjavik: Flight information

      The things to know before you go.
      Cheapest flight found$641
      Cheapest month to flyNovember
      Average flight time7 hrs, 36 mins
      Most popular airlineIcelandair
      Average flights per week14

      Finding cheap flights from Portland to Reykjavik Keflavik: Frequently asked questions

      The best price we found for a return flight from Portland to Reykjavik Keflavik is $638. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      7 hours and 36 minutes is the average flight time from Portland to Reykjavik Keflavik.
      Icelandair and Alaska Airlines fly direct from Portland to Reykjavik Keflavik.
      As of August 2026, there are 14 flights per week flying from Portland to Reykjavik Keflavik.
      The cheapest month to fly from Portland to Reykjavik Keflavik is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Reykjavik Keflavik Airport on Thursday, 12 November 2026.
      Yes – the average flight time is 7 hours and 36 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik Keflavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, United and Icelandair offer the cheapest flight tickets to Reykjavik Keflavik.

      Travelling from Portland Airport (PDX) to Reykjavik Keflavik Airport (KEF): what you need to know

      • Around 7 hours 35 minutes is how long you'll be travelling on a direct flight from Portland Airport to Reykjavik Keflavik Airport.

      • Reykjavik's timezone is UTC+0, which makes Reykjavik eight hours ahead of Portland.

      • Flights from PDX to KEF start at 14:45 — the first with Icelandair. The last departure is at 15:45 with Icelandair. Overall, you can take your pick of four weekly Portland Airport to Reykjavik Keflavik Airport flights.

      • Leave enough time to catch your PDX to KEF flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

      • Travelling during a peak time such as July? School holidays and other popular periods can result in longer lines at airport checkpoints. Play it safe and arrive up to four hours before international flights and two hours before a domestic departure.

      • Jetting into Reykjavik (and then exploring more of Iceland!) is a snap with Flugfélag Íslands. This popular carrier has direct flights from Portland Airport to Reykjavik Keflavik Airport.

      • Most travellers choose to travel with Flugfélag Íslands on this route.

      • Among carriers operating PDX to KEF flights, Flugfélag Íslands has the highest percentage of on-time landings.

      • Consider adding a stopover when booking your ticket from Portland Airport to Reykjavik Keflavik Airport. Simply deselect 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here are some options between PDX and KEF:

        • Denver International Airport

        • Seattle / Tacoma International Airport

        • Minneapolis St Paul Airport

      How to find the cheapest flights from Portland Airport (PDX) to Reykjavik Keflavik Airport (KEF)

      • $500 is the best price for a one-way Portland Airport to Reykjavik Keflavik Airport flight. Return flights start from $638. These prices may change based on availability and demand.

      • Book three months before travelling. After looking at the numbers on our calendar, this is how far you'll want to book ahead to secure cheap tickets from PDX to KEF.

      • The cheapest month for flights from Portland Airport to Reykjavik Keflavik Airport is August. Use the 'Whole month' tool to find the lowest prices if you have a flexible travel schedule.

      • Save time searching for cheap flights from PDX to KEF by creating a Price Alert. You'll receive an email or notification on the app when a lower fare pops up.

      • Pick your ideal departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Portland Airport to Reykjavik Keflavik Airport.

      Handy information about Portland Airport (PDX)

      • You'll find PDX at 7000 NE Airport Way.

      • Portland Airport gets top marks for its on-time performance. 83% of flights that depart PDX reach their destination without delay.

      • Portland Airport is around 19 kilometres from central Portland. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 20 minutes or so to arrive, depending on the traffic.

      • Expect a trip time of roughly 40 minutes on public transport.

      • Get your break off to a stress-free start by staying near PDX. Whether you're catching an early flight from Portland Airport to Reykjavik Keflavik Airport or just don't want to be rushed, these hotels are the answer:

      Arriving at Reykjavik Keflavik Airport (KEF)

      When to fly to Reykjavik Keflavik Airport (KEF)

      • It's time to work out your travel dates for your flight from Portland Airport to Reykjavik Keflavik Airport. August is the busiest month to head to Reykjavik. If you like a more low-key vibe, go in March.

      • The warmest month in Reykjavik is July, with the temperature ranging between 8ºC (46ºF) and 15ºC (59ºF). Lock in your flights from Portland Airport to Reykjavik Keflavik Airport in this month if you like this kind of weather.

      • If you want cooler conditions, search for a cheap ticket from PDX to KEF in December. Average temperatures are between -6ºC (21ºF) and 4ºC (39ºF) then.

      Explore more of Iceland

      • Kópavogur is just one of the many cities in Iceland waiting to be explored once you've seen Reykjavik. Around 5 kilometres away to the south, well-known attractions include Heidmörk Nature Reserve, Peningagja-Nikulasargja Gorge and Digraneskirkja.

      • Hafnarfjörður is another well-known destination in Iceland and is around 10 kilometres south of Reykjavik. No trip is complete without seeing Vidistadatun Sculpture Park, Ytri Tunga Beach and Helgafell.

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      Plan the rest of your trip from Portland to Reykjavik

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.