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Keflavik Intl

$552+ Cheap flights from Oakland, CA (OAK) 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — KEF
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$715
(Kiwi.com)

One-way from

$552
(oojo)

Popular in

December

Cheapest in

August

Average price

$1,069
Provider with most accurate pricing for Oakland-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for Oakland-Reykjavik Keflavik Intl flights.
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From Oakland to Reykjavik Keflavik Intl
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One-way flight from Oakland to Reykjavik Keflavik Intl
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Highest demand for flights based on searches. 10% potential increase in price ($119 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).
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Average for round-trip flights in October 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 October 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:21 amOAK - KEF
1 stop10h 54mAlaska Airlines
Wed 12/245:00 pmKEF - OAK
1 stop14h 59mAlaska Airlines
Deal found 10/28$952
This SmartFares deal was found by Cheapflights users on 10/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:10 amOAK - KEF
1 stop16h 05mAlaska Airlines
Sun 1/115:00 pmKEF - OAK
1 stop11h 40mAlaska Airlines
Deal found 10/25$1,026
This Icelandair deal was found by Cheapflights users on 10/27. 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.
Thu 12/116:40 amOAK - KEF
1 stop15h 35mMultiple Airlines
Thu 12/185:00 pmKEF - OAK
2 stops26h 35mMultiple Airlines
Deal found 10/27$1,065
This oojo deal was found by Cheapflights users on 10/27. 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 12/411:21 amOAK - KEF
1 stop10h 54mIcelandair
Wed 12/105:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 10/27$1,085
This oojo deal was found by Cheapflights users on 10/28. 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 12/311:21 amOAK - KEF
1 stop10h 54mIcelandair
Mon 12/85:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 10/28$1,097
This oojo deal was found by Cheapflights users on 10/26. 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.
Tue 11/1811:05 amOAK - KEF
1 stop11h 10mIcelandair
Mon 11/245:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 10/26$1,115
This SmartFares deal was found by Cheapflights users on 10/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:05 amOAK - KEF
1 stop11h 10mAlaska Airlines
Tue 11/185:00 pmKEF - OAK
1 stop14h 59mAlaska Airlines
Deal found 10/26$1,116
This oojo deal was found by Cheapflights users on 10/28. 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.
Tue 12/211:21 amOAK - KEF
1 stop10h 54mIcelandair
Tue 12/95:00 pmKEF - OAK
1 stop14h 59mIcelandair
Deal found 10/28$1,137
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:40 amOAK - KEF
2 stops15h 35mAlaska Airlines
Thu 12/185:00 pmKEF - OAK
2 stops23h 55mAlaska Airlines
Deal found 10/27$1,146

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 October 28, 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

Wed 2/4

11:08 am-6:15 am

1 stop11h 07m

Reykjavik Keflavik Intl

Mon 2/9

5:00 pm-8:40 pm

1 stop11h 40m

$947

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Thu 12/11

11:21 am-6:15 am

1 stop10h 54m

Reykjavik Keflavik Intl

Wed 12/24

5:00 pm-11:59 pm

1 stop14h 59m

$952

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sat 1/10

10:30 am-6:15 am

2 stops35h 45m

Reykjavik Keflavik Intl

Tue 1/20

5:00 pm-10:28 am

1 stop25h 28m

$983

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sun 3/22

7:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Sun 3/29

4:50 pm-8:43 am

1 stop22h 53m

$988

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Mon 3/30

11:20 am-6:00 am

1 stop11h 40m

Reykjavik Keflavik Intl

Fri 4/3

4:50 pm-10:10 am

1 stop24h 20m

$997

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Tue 3/17

10:10 am-6:15 am

1 stop13h 05m

Reykjavik Keflavik Intl

Wed 3/25

5:00 pm-11:39 pm

1 stop13h 39m

$1,007

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sat 1/10

8:10 am-6:15 am

1 stop14h 05m

Reykjavik Keflavik Intl

Mon 1/19

5:00 pm-9:46 am

2 stops24h 46m

$1,045

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Thu 12/11

6:40 am-6:15 am

1 stop15h 35m

Reykjavik Keflavik Intl

Thu 12/18

5:00 pm-11:35 am

2 stops26h 35m

$1,065

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 4/1

5:55 am-9:30 am

2 stops20h 35m

Reykjavik Keflavik Intl

Mon 4/6

11:25 am-11:53 pm

2 stops43h 28m

$1,130

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Thu 1/15

8:10 am-6:15 am

1 stop14h 05m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 20 results
1
2

Compare providers for flights from Oakland to Keflavik Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Keflavik Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oakland, California-Reykjavik Keflavik Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oakland, California-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oakland, California-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oakland, California-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, April is the cheapest month in which you can book a flight from Oakland, California to Reykjavik Keflavik Intl Airport (average of $167). Flying from Oakland, California to Reykjavik Keflavik Intl Airport in January is currently the most expensive (average of $853). 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 October 28, 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 27% 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 October 28, 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
7.1
Good
562 reviews

Crew

8.1

Boarding

7.2

Food

6.2

Comfort

6.9

Entertainment

7.0

Overall

7.1

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.1
Good
562 reviews
Icelandair
7.1
Good
562 reviews

Crew

8.1

Boarding

7.2

Food

6.2

Comfort

6.9

Entertainment

7.0

Overall

7.1

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 10h 54m. Airlines will cover a distance of 4180 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, April is the cheapest month in which you can book a flight from Oakland, California to Reykjavik Keflavik Intl Airport (average of $167). Flying from Oakland, California to Reykjavik Keflavik Intl Airport in January is currently the most expensive (average of $853). 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$906Average$1,137FlexibilityNo cancel feeOn-time76%

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