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Keflavik Intl

$235+ Cheap flights from Sky Harbor Intl (PHX) to Keflavik Intl (KEF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — KEF
Jun 28 — Jul 51
Sat 6/28
Sat 7/5
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Reykjavik Keflavik Intl are usually found in August or July, booked 34 days in advance, depart on a Wednesday or Sunday and return on a Monday

Cheap flight deals from Sky Harbor Intl to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 23, 2025.

Round-trip from

$650
(KLM)

One-way from

$235
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$784
From Phoenix Sky Harbor Intl to Reykjavik Keflavik Intl
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One-way flight from Phoenix Sky Harbor Intl to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 13% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 23, 2025.

This KLM deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/101:40 pmPHX - KEF
1 stop10h 20mKLM
Fri 8/2211:25 amKEF - PHX
1 stop15h 41mKLM
Deal found 6/23$650
This Mytrip deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/711:49 pmPHX - KEF
2 stops21h 56mMultiple Airlines
Fri 8/159:35 amKEF - PHX
1 stop18h 45mMultiple Airlines
Deal found 6/23$652
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/106:00 amPHX - KEF
2 stops17h 20mDelta
Fri 8/228:50 amKEF - PHX
2 stops14h 09mDelta
Deal found 6/23$655
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:08 amPHX - KEF
1 stop12h 52mUnited Airlines
Thu 8/289:30 amKEF - PHX
2 stops36h 04mUnited Airlines
Deal found 6/23$657
This Air Canada deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/318:30 pmPHX - KEF
2 stops52h 40mAir Canada
Wed 9/109:30 amKEF - PHX
2 stops41h 11mAir Canada
Deal found 6/23$666
This Cheapflightsfares deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/161:10 pmPHX - KEF
1 stop12h 05mWestJet
Wed 7/309:35 amKEF - PHX
1 stop18h 45mWestJet
Deal found 6/21$682
This Finnair deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:52 pmPHX - KEF
2 stops35h 23mFinnair
Sat 11/226:00 pmKEF - PHX
2 stops31h 17mFinnair
Deal found 6/22$692
This Gurufare deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:30 pmPHX - KEF
1 stop31h 25mBritish Airways
Sat 11/2211:50 amKEF - PHX
2 stops39h 03mBritish Airways
Deal found 6/22$693
This Lufthansa deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/153:45 pmPHX - KEF
2 stops25h 25mLufthansa
Mon 10/2012:25 amKEF - PHX
2 stops25h 19mLufthansa
Deal found 6/23$702
This Virgin Atlantic deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:00 amPHX - KEF
2 stops19h 30mVirgin Atlantic
Wed 7/2311:25 amKEF - PHX
2 stops17h 34mVirgin Atlantic
Deal found 6/22$749
This Scandinavian Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amPHX - KEF
2 stops34h 50mScandinavian Airlines
Thu 9/257:40 amKEF - PHX
2 stops23h 01mScandinavian Airlines
Deal found 6/22$917
This Air France deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1510:05 amPHX - KEF
2 stops13h 15mAir France
Thu 9/2511:25 amKEF - PHX
2 stops17h 55mAir France
Deal found 6/22$923

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl to Keflavik Intl 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, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2025.
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

Sky Harbor Intl

Fly to

Keflavik Intl

Route

Depart

Return

Price

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sun 8/10

1:40 pm-7:00 am

1 stop10h 20m

Reykjavik Keflavik Intl

Fri 8/22

11:25 am-8:06 pm

1 stop15h 41m

$650

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Thu 8/7

11:49 pm-4:45 am

2 stops21h 56m

Reykjavik Keflavik Intl

Fri 8/15

9:35 am-9:20 pm

1 stop18h 45m

$652

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sun 8/10

6:00 am-6:20 am

2 stops17h 20m

Reykjavik Keflavik Intl

Fri 8/22

8:50 am-3:59 pm

2 stops14h 09m

$655

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Tue 8/19

11:08 am-7:00 am

1 stop12h 52m

Reykjavik Keflavik Intl

Thu 8/28

9:30 am-2:34 pm

2 stops36h 04m

$657

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sun 8/31

8:30 pm-8:10 am

2 stops52h 40m

Reykjavik Keflavik Intl

Wed 9/10

9:30 am-7:41 pm

2 stops41h 11m

$666

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Wed 7/16

1:10 pm-8:15 am

1 stop12h 05m

Reykjavik Keflavik Intl

Wed 7/30

9:35 am-9:20 pm

1 stop18h 45m

$682

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sun 11/16

2:52 pm-9:15 am

2 stops35h 23m

Reykjavik Keflavik Intl

Sat 11/22

6:00 pm-6:17 pm

2 stops31h 17m

$692

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Sun 11/16

8:30 pm-10:55 am

1 stop31h 25m

Reykjavik Keflavik Intl

Sat 11/22

11:50 am-7:53 pm

2 stops39h 03m

$693

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Wed 10/15

3:45 pm-12:10 am

2 stops25h 25m

Reykjavik Keflavik Intl

Mon 10/20

12:25 am-6:44 pm

2 stops25h 19m

$702

PhoenixReykjavik

PHX - KEF

PHXKEF

Phoenix Sky Harbor Intl

Wed 7/16

7:00 am-9:30 am

2 stops19h 30m

Reykjavik Keflavik Intl

Wed 7/23

11:25 am-9:59 pm

2 stops17h 34m

$749

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 19 results
1
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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

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Keflavik Intl. Price data was last updated on June 20, 2025.

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $653). 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.

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

Find hourly flight availability from Sky Harbor Intl to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 23, 2025.

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?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Keflavik Intl. Price data was last updated on December 16, 2024.

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.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

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.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated June 23, 2025.
See what other customers who have flown with Delta, Alaska Airlines and KLM from Phoenix to Reykjavik have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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
7,965 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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!
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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!
Austrian Airlines
7.6
Good
805 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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!
Air France
7.5
Good
1,470 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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

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.

  • 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 $650. Other airlines that can offer you cheap pricing are Delta, from $655, and United Airlines, from $657. These flights start at 31% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Reykjavik Keflavik Intl Airport one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $457. Air Canada flights start at $495 while deals on United Airlines start at $517 one-way.

  • 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 $653). 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

Traveling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top 4 airlines flying from Sky Harbor Intl to Keflavik Intl

Discover the top 4 airlines that operate flights from Sky Harbor Intl to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$493Average$759FlexibilityNo cancel feeOn-time60%
DeltaCheapest$634Average$1,011FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$649Average$923FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$967Average$1,177FlexibilityNo cancel feeOn-time76%

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