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Keflavik Intl

$554+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — KEF
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
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 agosto 14, 2025.

Round-trip from

$650
(Mytrip)

One-way from

$554
(Delta)

Popular in

December

Cheapest in

August

Average price

$776
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. 8% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 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 agosto 14, 2025.

This Mytrip deal was found by Cheapflights users on 8/14. 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.
sáb. 9/132:39 pmOAK - KEF
3 stops31h 16mMultiple Airlines
sáb. 9/209:35 amKEF - OAK
2 stops20h 57mMultiple Airlines
Deal found 8/14$650
This Mytrip deal was found by Cheapflights users on 8/14. 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.
jue. 9/112:39 pmOAK - KEF
3 stops32h 36mMultiple Airlines
jue. 9/185:00 pmKEF - OAK
2 stops27h 34mMultiple Airlines
Deal found 8/14$688
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
lun. 9/296:15 amOAK - KEF
1 stop17h 00mMultiple Airlines
lun. 10/67:45 pmKEF - OAK
2 stops30h 33mMultiple Airlines
Deal found 8/14$698
This Mytrip deal was found by Cheapflights users on 8/13. 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.
sáb. 9/276:30 amOAK - KEF
3 stops39h 25mMultiple Airlines
sáb. 10/43:05 pmKEF - OAK
3 stops37h 47mMultiple Airlines
Deal found 8/13$786
This Delta deal was found by Cheapflights users on 8/14. 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.
sáb. 8/234:58 pmOAK - KEF
2 stops30h 22mDelta
mar. 9/29:30 amKEF - OAK
2 stops20h 16mDelta
Deal found 8/14$912

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 agosto 14, 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

sáb. 9/13

2:39 pm-4:55 am

3 stops31h 16m

Reykjavik Keflavik Intl

sáb. 9/20

9:35 am-11:32 pm

2 stops20h 57m

$650

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

lun. 9/29

2:39 pm-6:15 am

3 stops32h 36m

Reykjavik Keflavik Intl

lun. 10/6

5:00 pm-9:36 pm

3 stops35h 36m

$650

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

jue. 9/11

2:39 pm-6:15 am

3 stops32h 36m

Reykjavik Keflavik Intl

jue. 9/18

5:00 pm-1:34 pm

2 stops27h 34m

$688

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

sáb. 9/27

6:30 am-4:55 am

3 stops39h 25m

Reykjavik Keflavik Intl

sáb. 10/4

3:05 pm-9:52 pm

3 stops37h 47m

$786

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

lun. 10/13

5:55 am-6:20 am

2 stops17h 25m

$554

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

sáb. 10/18

5:55 am-6:20 am

2 stops17h 25m

$554

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

dom. 10/12

5:55 am-6:20 am

2 stops17h 25m

$554

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

vie. 10/17

4:51 pm-6:20 am

2 stops30h 29m

$559

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

mar. 10/14

6:40 am-9:40 am

2 stops44h 00m

$574

OaklandReykjavik

OAK - KEF

OAKKEF

Oakland

jue. 10/16

4:51 pm-6:20 am

2 stops54h 29m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 16 results
1
2

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 $655). 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 agosto 14, 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 agosto 14, 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
526 reviews

Overall

7.0

Entertainment

7.0

Crew

8.0

Comfort

6.9

Boarding

7.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Icelandair
7.0
Good
526 reviews
Icelandair
7.0
Good
526 reviews

Overall

7.0

Entertainment

7.0

Crew

8.0

Comfort

6.9

Boarding

7.1

Food

6.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient

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.

  • 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 $655). 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

Browse thousands of different options on Cheapflights for your next trip

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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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$906Average$1,235FlexibilityNo cancel feeOn-time76%

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