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Keflavik Intl

$654+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — KEF
Mar 8 — Mar 151
Sun 3/8
Sun 3/15
1 adult, Economy
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Cheap 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 February 6, 2026.

This CheapOair deal was found by Cheapflights users on 2/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/278:04 pm
OAK
-
KEF
2 stops27h 01m
Alaska Airlines
Fri 6/54:50 pm
KEF
-
OAK
2 stops23h 59m
Alaska Airlines
Deal found 2/5$761
This CheapOair deal was found by Cheapflights users on 2/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/108:05 pm
OAK
-
KEF
2 stops27h 10m
Alaska Airlines
Mon 6/227:45 pm
KEF
-
OAK
2 stops25h 35m
Alaska Airlines
Deal found 2/5$783
This CheapOair deal was found by Cheapflights users on 2/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:10 pm
OAK
-
KEF
1 stop26h 55m
Alaska Airlines
Tue 4/287:45 pm
KEF
-
OAK
2 stops33h 38m
Alaska Airlines
Deal found 2/5$799
This SmartFares deal was found by Cheapflights users on 2/5. 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 8/237:00 am
OAK
-
KEF
1 stop19h 00m
Alaska Airlines
Fri 9/412:45 pm
KEF
-
OAK
1 stop18h 14m
Alaska Airlines
Deal found 2/5$807
This CheapOair deal was found by Cheapflights users on 2/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:05 pm
OAK
-
KEF
2 stops27h 10m
Alaska Airlines
Sat 7/1810:40 am
KEF
-
OAK
2 stops30h 32m
Alaska Airlines
Deal found 2/3$844
This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Sat 8/222:38 pm
OAK
-
KEF
1 stop11h 22m
Alaska Airlines
Fri 9/412:45 pm
KEF
-
OAK
1 stop18h 14m
Alaska Airlines
Deal found 2/5$845
This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Tue 8/257:58 pm
OAK
-
KEF
1 stop30h 02m
Alaska Airlines
Wed 9/212:45 pm
KEF
-
OAK
1 stop18h 14m
Alaska Airlines
Deal found 2/5$853
This Alaska Airlines deal was found by Cheapflights users on 2/5. 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.
Sat 6/67:59 pm
OAK
-
KEF
1 stop30h 01m
Alaska Airlines
Mon 6/1512:45 pm
KEF
-
OAK
1 stop30h 39m
Alaska Airlines
Deal found 2/5$860
This oojo deal was found by Cheapflights users on 2/1. 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 4/236:20 am
OAK
-
KEF
1 stop20h 05m
Icelandair
Mon 4/274:50 pm
KEF
-
OAK
1 stop12h 42m
Icelandair
Deal found 2/1$863
This oojo deal was found by Cheapflights users on 2/4. 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 4/236:20 am
OAK
-
KEF
1 stop20h 05m
Icelandair
Fri 5/14:50 pm
KEF
-
OAK
1 stop12h 42m
Icelandair
Deal found 2/4$877
This oojo deal was found by Cheapflights users on 2/5. 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 5/271:00 pm
OAK
-
KEF
1 stop13h 25m
Icelandair
Fri 6/57:45 pm
KEF
-
OAK
1 stop30h 20m
Icelandair
Deal found 2/5$881

Find 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 February 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$761
(CheapOair)

One-way from

$654
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$906
Provider with most accurate pricing for Oakland-Reykjavik Keflavik Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Reykjavik Keflavik Intl flights.
Search Deals
From Oakland to Reykjavik Keflavik Intl
Search Deals
One-way flight from Oakland to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 6, 2026.
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

Mon 7/13

8:05 pm-6:15 am

2 stops27h 10m

Reykjavik Keflavik Intl

Sat 7/18

10:40 am-10:47 pm

1 stop19h 07m

$889

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 3/4

9:54 am-6:15 am

1 stop12h 21m

Reykjavik Keflavik Intl

Wed 3/11

5:00 pm-11:58 pm

1 stop13h 58m

$897

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 6/24

8:05 pm-6:15 am

2 stops27h 10m

Reykjavik Keflavik Intl

Sun 6/28

10:40 am-12:24 pm

1 stop32h 44m

$899

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sun 5/3

6:20 am-9:25 am

1 stop20h 05m

Reykjavik Keflavik Intl

Sat 5/9

4:50 pm-10:32 pm

1 stop12h 42m

$953

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Mon 7/27

7:50 pm-2:00 pm

1 stop11h 10m

Reykjavik Keflavik Intl

Mon 8/10

7:45 pm-6:56 pm

1 stop30h 11m

$959

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Tue 6/16

7:50 pm-2:00 pm

1 stop11h 10m

Reykjavik Keflavik Intl

Tue 7/7

7:45 pm-6:56 pm

1 stop30h 11m

$959

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Wed 6/24

10:24 am-2:00 pm

1 stop20h 36m

Reykjavik Keflavik Intl

Sun 6/28

10:40 am-9:36 am

1 stop29h 56m

$971

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sun 6/7

7:00 am-9:00 am

1 stop19h 00m

Reykjavik Keflavik Intl

Mon 6/15

12:45 pm-12:24 pm

1 stop30h 39m

$978

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Sun 5/31

7:00 am-9:00 am

1 stop19h 00m

Reykjavik Keflavik Intl

Sun 6/7

12:45 pm-12:06 pm

1 stop30h 21m

$978

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

Thu 6/4

7:00 am-9:00 am

1 stop19h 00m

Reykjavik Keflavik Intl

Sun 6/14

12:45 pm-9:36 am

1 stop27h 51m

$980

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 20 results
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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 February.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 May is currently the most expensive (average of $833). 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.

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 0 airlines have 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 21m. 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.

  • 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 May is currently the most expensive (average of $833). 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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