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$409+ Cheap flights from Keflavik Intl (KEF) to San Diego (SAN)

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SAN
may. 28 — jun. 41
jue. 5/28
jue. 6/4
1 adult, Economy
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Cheap flight deals from Keflavik Intl to San Diego

One-way flights from Keflavik Intl to San Diego
Search for one-way flight options from Keflavik Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated abril 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
jue. 7/239:00 am
KEF
-
SAN
2 stops21h 58m
Multiple Airlines
Deal found 4/23$409
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/69:00 am
KEF
-
SAN
2 stops55h 05m
Multiple Airlines
Deal found 4/26$421
This Kiwi.com deal was found by Cheapflights users on 4/23. 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. 6/159:00 am
KEF
-
SAN
2 stops22h 15m
Multiple Airlines
Deal found 4/23$469
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
sáb. 7/49:00 am
KEF
-
SAN
3 stops54h 36m
Multiple Airlines
Deal found 4/23$473
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/269:00 am
KEF
-
SAN
1 stop13h 55m
WestJet
Deal found 4/27$484
This Kiwi.com deal was found by Cheapflights users on 4/23. 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. 6/159:00 am
KEF
-
SAN
1 stop12h 10m
WestJet
Deal found 4/23$503

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 abril 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
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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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 abril 28, 2026.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

lun. 7/6

9:00 am-9:05 am

2 stops55h 05m

$421

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

lun. 6/15

9:00 am-12:15 am

2 stops22h 15m

$469

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

dom. 7/26

9:00 am-3:55 pm

1 stop13h 55m

$484
Quickest one-way

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

lun. 6/15

9:00 am-2:10 pm

1 stop12h 10m

$503

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

lun. 6/22

9:00 am-2:10 pm

1 stop12h 10m

$620

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

vie. 5/15

5:00 pm-5:59 pm

3 stops31h 59m

$653

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

sáb. 9/12

1:10 am-7:58 pm

2 stops49h 48m

$661

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

vie. 9/18

5:00 pm-7:58 pm

1 stop33h 58m

$662

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-San Diego flight deals on Cheapflights vs. FlightHub >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 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 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.

  • 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?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

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