What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport round-trip?

Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport round-trip from $513. Other airlines that can offer you cheap pricing are Delta, from $634, and United Airlines, from $649. These flights start at 38% lower than the current average price 3 months from now.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $656). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

When booking a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport, you may want to consider flying on Delta, Icelandair or United Airlines as they are the most popular for this route.

Can I find deals for flights from Sky Harbor Intl to Keflavik Intl that include hotel bookings?

Yes. In addition to deals on Sky Harbor Intl to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Sky Harbor Intl to Keflavik Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Keflavik Intl.

Can I find deals for business class flights from Sky Harbor Intl to Keflavik Intl?

Yes. Cheapflights offers flight deals from Sky Harbor Intl to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$616+ Flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport

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Cheap flight deals from Sky Harbor Intl to Keflavik Intl

Round-trip from	$616 (Kiwi.com)
Popular in	March
Cheapest in	February
Average price	$874

From Phoenix Sky Harbor Intl to Reykjavik Keflavik Intl

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

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Find flight deals from Sky Harbor Intl to Keflavik Intl

Cheapest flights from Sky Harbor Intl to Keflavik Intl
Explore the most affordable flight options available from Sky Harbor Intl to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Fri 10/319:00 amPHX - KEF

1 stop14h 05mMultiple Airlines

Fri 11/74:55 pmKEF - PHX

1 stop11h 49mMultiple Airlines

Deal found 9/16

$616

Sun 11/233:07 pmPHX - KEF

2 stops35h 08mFinnair

Wed 12/310:00 amKEF - PHX

2 stops39h 11mFinnair

Deal found 9/15

$639

Thu 11/67:30 amPHX - KEF

1 stop15h 35mMultiple Airlines

Mon 11/104:55 pmKEF - PHX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$648

Fri 10/3111:54 amPHX - KEF

2 stops22h 21mFinnair

Fri 11/710:00 amKEF - PHX

2 stops31h 25mFinnair

Deal found 9/16

$728

Sat 11/87:00 amPHX - KEF

2 stops33h 55mScandinavian Airlines

Mon 11/1711:30 amKEF - PHX

2 stops40h 37mScandinavian Airlines

Deal found 9/15

$734

Mon 10/68:00 amPHX - KEF

1 stop17h 15mMultiple Airlines

Tue 10/213:05 pmKEF - PHX

2 stops38h 18mMultiple Airlines

Deal found 9/15

$738

Thu 11/139:34 amPHX - KEF

1 stop13h 31mMultiple Airlines

Sun 11/164:55 pmKEF - PHX

1 stop14h 34mMultiple Airlines

Deal found 9/16

$755

Sat 10/1812:11 pmPHX - KEF

2 stops45h 09mScandinavian Airlines

Fri 10/247:55 amKEF - PHX

2 stops22h 38mScandinavian Airlines

Deal found 9/15

$756

Sun 10/126:05 pmPHX - KEF

1 stop31h 10mMultiple Airlines

Sun 10/193:05 pmKEF - PHX

2 stops38h 11mMultiple Airlines

Deal found 9/14

$757

Best flights from Sky Harbor Intl to Keflavik Intl
Discover carefully curated flight deals from Sky Harbor Intl to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2025.

Wed 2/119:30 amPHX - KEF

3 stops21h 45mMultiple Airlines

Sun 2/153:20 pmKEF - PHX

2 stops32h 56mMultiple Airlines

Deal found 9/15

$694

Fri 10/3111:54 amPHX - KEF

2 stops22h 21mFinnair

Fri 11/710:00 amKEF - PHX

2 stops31h 25mFinnair

Deal found 9/16

$728

Sat 11/87:00 amPHX - KEF

2 stops33h 55mScandinavian Airlines

Mon 11/1711:30 amKEF - PHX

2 stops40h 37mScandinavian Airlines

Deal found 9/15

$734

Thu 11/1311:34 amPHX - KEF

2 stops19h 46mLufthansa

Sun 11/163:20 pmKEF - PHX

2 stops37h 24mLufthansa

Deal found 9/16

$784

Mon 10/611:03 amPHX - KEF

1 stop12h 17mMultiple Airlines

Tue 10/2111:25 amKEF - PHX

1 stop15h 03mMultiple Airlines

Deal found 9/15

$741

Thu 2/262:52 pmPHX - KEF

2 stops35h 23mFinnair

Sun 3/810:00 amKEF - PHX

2 stops40h 20mFinnair

Deal found 9/14

$745

Sat 10/1812:11 pmPHX - KEF

2 stops45h 09mScandinavian Airlines

Fri 10/247:55 amKEF - PHX

2 stops22h 38mScandinavian Airlines

Deal found 9/15

$756

Thu 11/611:57 pmPHX - KEF

2 stops34h 18mFinnair

Mon 11/1010:00 amKEF - PHX

2 stops39h 15mFinnair

Deal found 9/15

$824

Thu 10/231:02 pmPHX - KEF

2 stops20h 28mFinnair

Sun 11/210:00 amKEF - PHX

2 stops39h 17mFinnair

Deal found 9/14

$843

Last-minute flights from Sky Harbor Intl to Keflavik Intl
Discover last-minute flight deals from Sky Harbor Intl to Keflavik Intl. Data last updated September 16, 2025 and is based on user searches.

Mon 9/228:00 amPHX - KEF

1 stop17h 15mMultiple Airlines

Sun 9/283:05 pmKEF - PHX

2 stops30h 52mMultiple Airlines

Deal found 9/13

$778

Mon 10/68:00 amPHX - KEF

1 stop17h 15mMultiple Airlines

Tue 10/213:05 pmKEF - PHX

2 stops38h 18mMultiple Airlines

Deal found 9/15

$738

Thu 10/96:05 pmPHX - KEF

1 stop31h 10mMultiple Airlines

Sun 10/123:05 pmKEF - PHX

2 stops25h 48mMultiple Airlines

Deal found 9/16

$837

Sun 10/126:05 pmPHX - KEF

1 stop31h 10mMultiple Airlines

Sun 10/193:05 pmKEF - PHX

2 stops38h 11mMultiple Airlines

Deal found 9/14

$757

Sat 10/1812:11 pmPHX - KEF

2 stops45h 09mScandinavian Airlines

Fri 10/247:55 amKEF - PHX

2 stops22h 38mScandinavian Airlines

Deal found 9/15

$756

Thu 10/2310:55 amPHX - KEF

2 stops22h 35mFinnair

Sun 11/210:00 amKEF - PHX

2 stops39h 17mFinnair

Deal found 9/16

$779

Fri 10/319:00 amPHX - KEF

1 stop14h 05mMultiple Airlines

Fri 11/74:55 pmKEF - PHX

1 stop11h 49mMultiple Airlines

Deal found 9/16

$616

Fri 10/3111:54 amPHX - KEF

2 stops22h 21mFinnair

Fri 11/710:00 amKEF - PHX

2 stops31h 25mFinnair

Deal found 9/16

$728

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Wed 2/11

9:30 am-2:15 pm

3 stops21h 45m

Reykjavik Keflavik Intl

Sun 2/15

3:20 pm-5:16 pm

2 stops32h 56m

$694

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Fri 10/31

11:54 am-5:15 pm

2 stops22h 21m

Reykjavik Keflavik Intl

Fri 11/7

10:00 am-10:25 am

2 stops31h 25m

$728

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sat 11/8

7:00 am-11:55 pm

2 stops33h 55m

Reykjavik Keflavik Intl

Mon 11/17

11:30 am-9:07 pm

2 stops40h 37m

$734

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Mon 10/6

11:03 am-6:20 am

1 stop12h 17m

Reykjavik Keflavik Intl

Tue 10/21

11:25 am-7:28 pm

1 stop15h 03m

$741

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Thu 2/26

2:52 pm-9:15 am

2 stops35h 23m

Reykjavik Keflavik Intl

Sun 3/8

10:00 am-7:20 pm

2 stops40h 20m

$745

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sat 10/18

12:11 pm-4:20 pm

2 stops45h 09m

Reykjavik Keflavik Intl

Fri 10/24

7:55 am-11:33 pm

2 stops22h 38m

$756

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Thu 11/13

11:34 am-2:20 pm

2 stops19h 46m

Reykjavik Keflavik Intl

Sun 11/16

3:20 pm-9:44 pm

2 stops37h 24m

$784

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Thu 11/6

11:57 pm-5:15 pm

2 stops34h 18m

Reykjavik Keflavik Intl

Mon 11/10

10:00 am-6:15 pm

2 stops39h 15m

$824

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Thu 10/23

1:02 pm-4:30 pm

2 stops20h 28m

Reykjavik Keflavik Intl

Sun 11/2

10:00 am-6:17 pm

2 stops39h 17m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Sky Harbor Intl to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Sky Harbor Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport

What is the cheapest time of day to fly from PHX to KEF?

A simple way to save on the total cost of your ticket is to fly from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Keflavik Intl

Get a feel of what it's like to fly with Delta, United Airlines, and WestJet from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,957 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,924 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

WestJet

7.2

Good

3,093 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Icelandair

7.0

Good

544 reviews

Delta

8.0

Very good

7,957 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?
A quick flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport can take about 22h 21m. Finnair provides one of the quickest options available for as low as $728. The distance from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport is about 4147 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport round-trip?
Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport round-trip from $513. Other airlines that can offer you cheap pricing are Delta, from $634, and United Airlines, from $649. These flights start at 38% lower than the current average price 3 months from now.
Can I find deals for flights from Sky Harbor Intl to Keflavik Intl that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to Keflavik Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Keflavik Intl.
Can I find deals for business class flights from Sky Harbor Intl to Keflavik Intl?
Yes. Cheapflights offers flight deals from Sky Harbor Intl to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?
Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport (average of $328). Flying from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $656). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Keflavik

Hveragerdi

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Sky Harbor Intl to Keflavik Intl

Airline	Cheapest	Average	Flexibility	On-time
WestJet	Cheapest$513	Average$761	FlexibilityNo cancel fee	On-time60%
Delta	Cheapest$634	Average$919	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$649	Average$975	FlexibilityNo cancel fee	On-time69%
Icelandair	Cheapest$967	Average$1,194	FlexibilityNo cancel fee	On-time76%

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$616+ Cheap flights from Sky Harbor Intl (PHX) to Keflavik Intl (KEF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sky Harbor Intl to Keflavik Intl with Cheapflights

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Cheap flight deals from Sky Harbor Intl to Keflavik Intl

Round-trip from

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Cheapest in

Average price

Find flight deals from Sky Harbor Intl to Keflavik Intl

Cheapest flights from Sky Harbor Intl to Keflavik IntlExplore the most affordable flight options available from Sky Harbor Intl to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport that are best for you.

Best time to book a flight from Sky Harbor Intl to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Sky Harbor Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport

What is the cheapest time of day to fly from PHX to KEF?

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

Reviews of airlines servicing Keflavik Intl

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport round-trip?

Can I find deals for flights from Sky Harbor Intl to Keflavik Intl that include hotel bookings?

How can I find direct flights from Sky Harbor Intl to Keflavik Intl?

Can I find deals for business class flights from Sky Harbor Intl to Keflavik Intl?

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

Traveling to a place near Reykjavik Keflavik Intl Airport?

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Complete your trip

Complete your trip to Keflavik Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Top 4 airlines flying from Sky Harbor Intl to Keflavik Intl

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Cheapest flights from Sky Harbor Intl to Keflavik Intl
Explore the most affordable flight options available from Sky Harbor Intl to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.