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$934+ Cheap flights from Keflavik Intl (KEF) to San Diego (SAN)

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SAN
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Keflavik Intl to San Diego

Best flights from Keflavik Intl to San Diego
Discover carefully curated flight deals from Keflavik Intl to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Icelandair deal was found by Cheapflights users on 12/9. 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 1/295:00 pmKEF - SAN
1 stop14h 09mIcelandair
Mon 2/29:37 amSAN - KEF
1 stop12h 38mIcelandair
Deal found 12/9$934
This Scandinavian Airlines deal was found by Cheapflights users on 12/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:30 amKEF - SAN
2 stops43h 17mScandinavian Airlines
Mon 2/22:55 pmSAN - KEF
2 stops35h 50mScandinavian Airlines
Deal found 12/9$992
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:45 amKEF - SAN
1 stop36h 25mAmerican Airlines
Mon 2/24:00 pmSAN - KEF
2 stops34h 50mAmerican Airlines
Deal found 12/9$1,062
This Expedia deal was found by Cheapflights users on 12/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/114:45 pmKEF - SAN
1 stop32h 36mMultiple Airlines
Sun 2/223:45 pmSAN - KEF
1 stop30h 30mMultiple Airlines
Deal found 12/11$2,265
This AranGrant deal was found by Cheapflights users on 12/10. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/104:50 pmKEF - SAN
1 stop34h 56mMultiple Airlines
Sat 2/2112:45 pmSAN - KEF
1 stop33h 50mMultiple Airlines
Deal found 12/10$2,461

Find flight deals from Keflavik Intl to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to San Diego (SAN). 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$934
(Icelandair)
Provider with most accurate pricing for Reykjavik Keflavik Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-San Diego flights.
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From Reykjavik Keflavik Intl to San Diego
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to San Diego 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 12, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to San Diego that are best for you.

Fly from

Keflavik Intl

Fly to

San Diego

Route

Depart

Return

Price

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Thu 1/29

5:00 pm-11:09 pm

1 stop14h 09m

San Diego

Mon 2/2

9:37 am-6:15 am

1 stop12h 38m

$934

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Thu 1/29

11:30 am-10:47 pm

2 stops43h 17m

San Diego

Mon 2/2

2:55 pm-10:45 am

2 stops35h 50m

$992

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Thu 1/29

11:45 am-4:10 pm

1 stop36h 25m

San Diego

Mon 2/2

4:00 pm-10:50 am

2 stops34h 50m

$1,062

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Wed 2/11

4:45 pm-5:21 pm

1 stop32h 36m

San Diego

Sun 2/22

3:45 pm-6:15 am

1 stop30h 30m

$2,265

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Tue 2/10

4:50 pm-7:46 pm

1 stop34h 56m

San Diego

Sat 2/21

12:45 pm-6:35 am

1 stop33h 50m

$2,461

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Keflavik Intl to San Diego

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 Keflavik Intl to San Diego in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

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

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 San Diego. 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 San Diego from Reykjavik Keflavik Intl?

    For a flight from Reykjavik Keflavik Intl to San Diego, you will be flying into San Diego. San Diego (SAN) is just 2.6 mi from the center of the city. San Diego is the only San Diego airport and it handles 0 inbound flights from Reykjavik Keflavik Intl per day. 0 airlines have flights to San Diego from Reykjavik Keflavik Intl on a regular basis.

  • How long is the flight from Reykjavik Keflavik Intl Airport to San Diego?

    A quick flight from Reykjavik Keflavik Intl Airport to San Diego can take about 14h 09m. Icelandair provides one of the quickest options available for as low as $934. Airlines will cover a distance of 4339 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

Traveling to a place near San Diego?

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