The cheapest times to fly from PHX to KEF are
- April 2nd to April 29th (except the week of April 9th)
- May 14th to October 21st
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PHX to KEF is early October. Prices can be as high as $3685 for Friday flights during early to mid May, or as low as $703 for Tuesday flights around early October.
When to Fly to Reykjavík
Flying from Phoenix, AZ (PHX) to Keflavik/Reykjavik (KEF) will usually cost between $714 to $964 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early October with an average ticket price of $712. Due to high demand the most expensive time to fly is early to mid May, with an average price of $1632. Planning your trip to low-cost times can easily save you $921 on economy flights and even more on first-class flights. Generally, any price below $809 can be considered a good price for a round-trip PHX to KEF flight.
See below for a graph of average weekly prices for the PHX to KEF route. All prices are for round-trip tickets in USD.
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Compared to other flights, the PHX to KEF flight is cheaper than the average and costs about as much as the average flight leaving from Phoenix. The average price per mile (for a direct flight) is $0.12, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Reykjavík, and Sundays are the most expensive days to return to Phoenix. Selecting flights on the least expensive days could save you up to $98 (11%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $771. Return trip prices are from the KEF to PHX flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from PHX to KEF can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 8 hour 27 minutes may not be realistic.
Flight Hacking PHX to KEF
Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from PHX to KEF — but Champion Traveler does!
- Price for both tickets: $710
- Average savings: $100 (12.3%)
- Price for both tickets: $711
- Average savings: $99 (12.18%)
- Price for both tickets: $739
- Average savings: $70 (8.65%)
Flight Questions Answered
Still have questions about flying from PHX to KEF? We’ve got answers.
Which airlines fly this route?
You can find 13 major airlines flying this route most often: Air Canada, Air France, Alaska, American, Austrian, British Airways, Delta, Finnair, Icelandair, JetBlue, KLM, Lufthansa, United, and potentially more during busy seasons.
How far away is it from Keflavik International Airport to Phoenix Sky Harbor International Airport?
The distance between the two airports is roughly 4149 miles or 6677 kilometers.
How long does it take to fly from PHX to KEF?
The real-world flight time for a nonstop PHX to KEF flight is about 8 hour 27 minutes.
How many flights go between Phoenix, AZ and Keflavik/Reykjavik?
It depends on the day of the week and the date, but a typical day might have around 58 available flights from PHX to KEF.
Airport Location Info
Departing Airport
Origination code | PHX |
Origination airport name | Phoenix Sky Harbor International Airport |
City | Phoenix, AZ |
Country | the United States |
Latitude | 33.4 |
Longitude | -112 |
Return Airport
Destination code | KEF |
Destination airport name | Keflavik International Airport |
City | Keflavik/Reykjavik |
Country | Iceland |
Latitude | 64 |
Longitude | -22.6 |
Other Resources
Flights to KEF
Flights from KEF
Popular Flights
Flights to PHX
Flights from PHX
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.