$836+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SAN
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Keflavik Intl to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Keflavik Intl to San Diego
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Cheapest flights from Keflavik Intl to San DiegoExplore the most affordable flight options available from Keflavik Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Keflavik Intl to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This oojo deal was found by Cheapflights users on 10/21. 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 10/227:45 pm -
1 stop34h 13m
Mon 10/266:15 am -
1 stop17h 00m
Deal found 10/21![Icelandair logo]()
$836
This oojo deal was found by Cheapflights users on 10/24. 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 11/125:00 pm -
1 stop13h 35m
Tue 11/177:40 am -
1 stop14h 35m
Deal found 10/24![Icelandair logo]()
$837
This Trip.com deal was found by Cheapflights users on 10/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:55 pm -
1 stop15h 03m
Tue 12/156:30 am -
1 stop15h 35m
Deal found 10/25![Multiple Airlines logo]()
$859
This Trip.com deal was found by Cheapflights users on 10/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/174:30 pm -
1 stop14h 15m
Tue 12/221:07 pm -
1 stop33h 23m
Deal found 10/24![Multiple Airlines logo]()
$941
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sat 11/214:55 pm -
1 stop15h 02m
Sat 11/286:45 am -
1 stop15h 20m
Deal found 10/24![Multiple Airlines logo]()
$956
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:00 pm -
2 stops16h 36m
Sat 11/2810:30 pm -
1 stop27h 30m
Deal found 10/24![United Airlines logo]()
$1,016
This American Airlines deal was found by Cheapflights users on 10/24. 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 12/1711:40 am -
2 stops19h 56m
Tue 12/226:00 pm -
1 stop32h 40m
Deal found 10/24![American Airlines logo]()
$1,184
This Finnair deal was found by Cheapflights users on 10/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:00 am -
2 stops38h 10m
Tue 11/1711:08 am -
2 stops38h 07m
Deal found 10/24![Finnair logo]()
$1,197
This KLM deal was found by Cheapflights users on 10/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:45 pm -
2 stops37h 39m
Tue 12/159:53 am -
2 stops19h 52m
Deal found 10/25![KLM logo]()
$1,222
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Thu 11/125:00 pm -
2 stops23h 42m
Tue 11/178:03 am -
1 stop14h 02m
Deal found 10/24![Multiple Airlines logo]()
$1,228
Best flights from Keflavik Intl to San DiegoDiscover 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 October 25, 2026.
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 October 25, 2026.
This Trip.com deal was found by Cheapflights users on 10/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/84:55 pm -
1 stop15h 03m
Tue 12/156:30 am -
1 stop15h 35m
Deal found 10/25![Multiple Airlines logo]()
$859
This Finnair deal was found by Cheapflights users on 10/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:00 am -
2 stops38h 10m
Tue 11/1711:08 am -
2 stops38h 07m
Deal found 10/24![Finnair logo]()
$1,197
This KLM deal was found by Cheapflights users on 10/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:45 pm -
2 stops37h 39m
Tue 12/159:53 am -
2 stops19h 52m
Deal found 10/25![KLM logo]()
$1,222
This Finnair deal was found by Cheapflights users on 10/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:00 pm -
2 stops54h 10m
Tue 12/156:00 pm -
2 stops31h 15m
Deal found 10/24![Finnair logo]()
$1,373
This Mytrip deal was found by Cheapflights users on 10/24. 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.
Mon 4/1211:15 am -
3 stops31h 30m
Mon 4/267:05 am -
3 stops33h 45m
Deal found 10/24![Multiple Airlines logo]()
$1,416
Last-minute flights from Keflavik Intl to San DiegoDiscover last-minute flight deals from Keflavik Intl to San Diego. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Keflavik Intl to San Diego. Data last updated October 25, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 10/21. 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 10/227:45 pm -
1 stop34h 13m
Mon 10/266:15 am -
1 stop17h 00m
Deal found 10/21![Icelandair logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Thu 10/224:25 pm -
1 stop13h 02m
Mon 10/268:34 pm -
2 stops27h 11m
Deal found 10/21![Multiple Airlines logo]()
$1,282
This Finnair deal was found by Cheapflights users on 10/21. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:15 pm -
2 stops37h 04m
Mon 10/267:00 pm -
2 stops31h 15m
Deal found 10/21![Finnair logo]()
$1,393
This oojo deal was found by Cheapflights users on 10/24. 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 11/125:00 pm -
1 stop13h 35m
Tue 11/177:40 am -
1 stop14h 35m
Deal found 10/24![Icelandair logo]()
$837
This Finnair deal was found by Cheapflights users on 10/24. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:00 am -
2 stops38h 10m
Tue 11/1711:08 am -
2 stops38h 07m
Deal found 10/24![Finnair logo]()
$1,197
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Thu 11/125:00 pm -
2 stops23h 42m
Tue 11/178:03 am -
1 stop14h 02m
Deal found 10/24![Multiple Airlines logo]()
$1,228
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sat 11/214:55 pm -
1 stop15h 02m
Sat 11/286:45 am -
1 stop15h 20m
Deal found 10/24![Multiple Airlines logo]()
$956
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:00 pm -
2 stops16h 36m
Sat 11/2810:30 pm -
1 stop27h 30m
Deal found 10/24![United Airlines logo]()
$1,016
One-way flights from Keflavik Intl to San DiegoSearch for one-way flight options from Keflavik Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Keflavik Intl to San Diego. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/75:15 pm -
2 stops26h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$2,179
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 October 25, 2026.
Most accurate provider | eDreams 2 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $837 (oojo) |
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 7,457,451 searches. Data last updated October 25, 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
Cheapest round-trip
Quickest round-trip
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Tue 12/8
4:55 pm-11:58 pm
1 stop15h 03m
San Diego
Tue 12/15
6:30 am-6:05 am
1 stop15h 35m
$859
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Thu 11/12
10:00 am-4:10 pm
2 stops38h 10m
San Diego
Tue 11/17
11:08 am-9:15 am
2 stops38h 07m
$1,197
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Tue 12/8
2:45 pm-8:24 pm
2 stops37h 39m
San Diego
Tue 12/15
9:53 am-1:45 pm
2 stops19h 52m
$1,222
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Tue 12/8
6:00 pm-4:10 pm
2 stops54h 10m
San Diego
Tue 12/15
6:00 pm-9:15 am
2 stops31h 15m
$1,373
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Mon 4/12
11:15 am-11:45 am
3 stops31h 30m
San Diego
Mon 4/26
7:05 am-11:50 pm
3 stops33h 45m
$1,416
ReykjavikSan Diego
KEF Reykjavik Keflavik Intl - SAN San Diego
KEFSAN
Reykjavik Keflavik Intl
Sat 11/7
5:00 pm-10:03 am
3 stops49h 03m
San Diego
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$2,440
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 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 90-95% 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.
KEF-SAN
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.
Traveling to a place near San Diego?
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