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Keflavik Intl

$598+ Cheap flights from Oakland, CA (OAK) 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — KEF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Oakland to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) 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 September 17, 2025.

Round-trip from

$598
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$857
From Oakland to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 10% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Oakland to Keflavik Intl

Cheapest flights from Oakland to Keflavik Intl
Explore the most affordable flight options available from Oakland to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:48 amOAK - KEF
1 stop12h 27mMultiple Airlines
Fri 11/214:50 pmKEF - OAK
1 stop24h 00mMultiple Airlines
Deal found 9/16$598
This Icelandair deal was found by Cheapflights users on 9/16. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:35 amOAK - KEF
1 stop16h 30mMultiple Airlines
Tue 11/115:00 pmKEF - OAK
1 stop14h 59mMultiple Airlines
Deal found 9/16$1,080
This oojo deal was found by Cheapflights users on 9/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:05 amOAK - KEF
1 stop11h 10mIcelandair
Mon 11/175:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 9/17$1,114
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:05 amOAK - KEF
1 stop12h 10mIcelandair
Sat 11/85:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 9/16$1,138
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:03 amOAK - KEF
1 stop15h 22mIcelandair
Wed 10/224:50 pmKEF - OAK
1 stop14h 13mIcelandair
Deal found 9/16$1,139
This Icelandair deal was found by Cheapflights users on 9/17. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:40 amOAK - KEF
1 stop16h 25mMultiple Airlines
Mon 12/294:55 pmKEF - OAK
1 stop15h 25mMultiple Airlines
Deal found 9/17$1,161
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/711:05 amOAK - KEF
1 stop11h 10mIcelandair
Tue 11/115:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 9/16$1,228
This oojo deal was found by Cheapflights users on 9/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:03 pmOAK - KEF
1 stop26h 12mIcelandair
Sat 11/225:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 9/16$1,247
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/62:33 pmOAK - KEF
1 stop11h 52mIcelandair
Tue 10/214:50 pmKEF - OAK
1 stop14h 13mIcelandair
Deal found 9/15$1,284

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland 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 September 17, 2025.
Use the filters below to find and compare flights from Oakland to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Oakland

Fly to

Keflavik Intl

Route

Depart

Return

Price

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sat 11/8

6:30 am-6:15 am

2 stops15h 45m

Reykjavik Keflavik Intl

Fri 11/21

4:50 pm-8:50 am

1 stop24h 00m

$699

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 2/25

10:10 am-6:15 am

1 stop12h 05m

Reykjavik Keflavik Intl

Wed 3/4

5:00 pm-11:38 pm

1 stop14h 38m

$949

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Thu 3/12

10:10 am-6:15 am

1 stop13h 05m

Reykjavik Keflavik Intl

Sat 3/21

5:00 pm-11:39 pm

1 stop13h 39m

$1,019

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Mon 3/16

6:10 am-6:05 am

1 stop16h 55m

Reykjavik Keflavik Intl

Fri 3/20

4:55 pm-10:35 pm

1 stop12h 40m

$1,031

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Fri 11/7

5:35 am-6:05 am

1 stop16h 30m

Reykjavik Keflavik Intl

Tue 11/11

5:00 pm-11:59 pm

1 stop14h 59m

$1,080

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 10/15

11:03 am-9:25 am

1 stop15h 22m

Reykjavik Keflavik Intl

Wed 10/22

4:50 pm-12:03 am

1 stop14h 13m

$1,139

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Fri 2/6

10:10 am-6:15 am

1 stop12h 05m

Reykjavik Keflavik Intl

Fri 2/20

5:00 pm-9:08 am

1 stop24h 08m

$1,221

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Fri 11/7

11:05 am-6:15 am

1 stop11h 10m

Reykjavik Keflavik Intl

Tue 11/11

5:00 pm-11:59 pm

1 stop14h 59m

$1,228

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sat 11/8

8:03 pm-6:15 am

1 stop26h 12m

Reykjavik Keflavik Intl

Sat 11/22

5:00 pm-11:59 pm

1 stop14h 59m

$1,247

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Mon 10/6

2:33 pm-9:25 am

1 stop11h 52m

Reykjavik Keflavik Intl

Tue 10/21

4:50 pm-12:03 am

1 stop14h 13m

$1,284

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 14 results
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Best time to book a flight from Oakland to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Oakland 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 Oakland to Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from Oakland, California to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Oakland, California to Reykjavik Keflavik Intl Airport (average of $328). Flying from Oakland, California 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.

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

Find hourly flight availability from Oakland 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 September 17, 2025.

When flying from Oakland, California to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 28% versus a flight at noon.

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 September 17, 2025.
Read reviews from past customers who have flown Icelandair from Oakland to Reykjavik Keflavik Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
545 reviews

Overall

7.0

Comfort

6.9

Crew

8.0

Food

6.2

Boarding

7.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.0
Good
545 reviews
Icelandair
7.0
Good
545 reviews

Overall

7.0

Comfort

6.9

Crew

8.0

Food

6.2

Boarding

7.2

Entertainment

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

Related info for your journey

Find useful and relevant information for your journey from Oakland 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 airport do you fly from for flights from Oakland to Reykjavik Keflavik Intl?

    Oakland (OAK) is the airport you will fly out of if you book a flight from Oakland to Reykjavik Keflavik Intl. You should not have trouble finding flights to Reykjavik Keflavik Intl from Oakland; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Oakland airport to Reykjavik Keflavik Intl. It is only a 7.0 mi journey to Oakland (OAK) from Oakland’s city center.

  • How long is the flight from Oakland, California to Reykjavik Keflavik Intl Airport?

    Departing from Oakland, California to Reykjavik Keflavik Intl Airport will take you 12h 05m. Airlines will cover a distance of 4180 mi.

  • What is the cheapest airline to fly from Oakland, California to Reykjavik Keflavik Intl Airport round-trip?

    Icelandair, at $906, was found to be the cheapest airline from Oakland, California to Reykjavik Keflavik Intl Airport..

  • Can I find deals for flights from Oakland to Keflavik Intl that include hotel bookings?

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

  • How can I find direct flights from Oakland to Keflavik Intl?

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

  • Can I find deals for business class flights from Oakland to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Oakland 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 Oakland, California to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Oakland, California to Reykjavik Keflavik Intl Airport (average of $328). Flying from Oakland, California 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top airline flying from Oakland to Keflavik Intl

Discover the top airline that operate flights from Oakland 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$906Average$1,138FlexibilityNo cancel feeOn-time76%

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