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$742+ Cheap flights from Keflavik Intl (KEF) to Oakland, CA (OAK)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — OAK
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Oakland

Cheapest flights from Keflavik Intl to Oakland
Explore the most affordable flight options available from Keflavik Intl to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This oojo deal was found by Cheapflights users on 12/4. 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.
Fri 12/265:00 pmKEF - OAK
1 stop14h 59mIcelandair
Sat 1/39:49 amOAK - KEF
1 stop12h 26mIcelandair
Deal found 12/4$1,349

Find flight deals from Keflavik Intl to Oakland

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Oakland (OAK). 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 December 4, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,007
(Icelandair)

One-way from

$742
(oojo)

Popular in

February

Cheapest in

November
Provider with most accurate pricing for Reykjavik Keflavik Intl-Oakland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-Oakland flights.
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From Reykjavik Keflavik Intl to Oakland
Search Deals
One-way flight from Reykjavik Keflavik Intl to Oakland
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to Oakland 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 December 4, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Oakland that are best for you.

Fly from

Keflavik Intl

Fly to

Oakland

Route

Depart

Return

Price

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Sat 3/7

5:00 pm-11:54 pm

1 stop14h 54m

Oakland

Mon 3/9

9:54 am-6:15 am

1 stop13h 21m

$1,007

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Fri 12/26

5:00 pm-11:59 pm

1 stop14h 59m

Oakland

Sat 1/3

9:49 am-6:15 am

1 stop12h 26m

$1,349

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Thu 1/8

5:00 pm-8:40 pm

1 stop11h 40m

Oakland

Wed 1/21

11:08 am-6:15 am

1 stop11h 07m

$1,647

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Sun 2/1

5:00 pm-8:40 pm

1 stop11h 40m

Oakland

Thu 2/12

9:54 am-6:15 am

1 stop12h 21m

$3,132

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Fri 2/27

5:00 pm-10:49 pm

1 stop13h 49m

$742

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Thu 4/30

4:50 pm-11:39 pm

1 stop13h 49m

$742

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Tue 2/24

5:00 pm-10:49 pm

1 stop13h 49m

$1,509

ReykjavikOakland

KEF - OAK

KEFOAK

Reykjavik Keflavik Intl

Mon 1/5

5:00 pm-11:59 pm

1 stop14h 59m

$2,483

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

  • Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Oakland, California flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Reykjavik Keflavik Intl Airport-Oakland, California flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-Oakland, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Oakland, California flights, Cheapflights users trust Expedia the most. Expedia 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 Reykjavik Keflavik Intl Airport-Oakland, California 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 Keflavik Intl to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Keflavik 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.

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Oakland. 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 into for flights to Oakland from Reykjavik Keflavik Intl?

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

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

    Icelandair can get you from Reykjavik Keflavik Intl Airport to Oakland, California in just under 14h 54m. Your travel time can differ by up to . The distance between Reykjavik Keflavik Intl Airport and Oakland, California is about 4180 mi.

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

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

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

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

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

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

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