$348+ Cheap flights from San Diego (SAN) to Keflavik Intl (KEF)
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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — KEF
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Keflavik Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 San Diego to Keflavik Intl
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Best
Last-minute
One-way
Cheapest flights from San Diego to Keflavik IntlExplore the most affordable flight options available from San Diego to Keflavik Intl. 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 San Diego to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Fri 12/46:30 am -
1 stop15h 35m
Sun 12/134:55 pm -
1 stop15h 03m
Deal found 10/22![Multiple Airlines logo]()
$754
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Sun 12/66:30 am -
1 stop15h 35m
Sun 12/134:55 pm -
1 stop15h 03m
Deal found 10/22![Multiple Airlines logo]()
$755
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Fri 12/46:30 am -
1 stop15h 35m
Wed 12/94:55 pm -
1 stop15h 03m
Deal found 10/23![Multiple Airlines logo]()
$762
This Justfly.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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/54:11 pm -
2 stops41h 09m
Sun 12/136:05 pm -
2 stops37h 52m
Deal found 10/21![Scandinavian Airlines logo]()
$768
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.
Sat 12/59:29 pm -
1 stop24h 36m
Sat 12/125:00 pm -
1 stop25h 24m
Deal found 10/21![Icelandair logo]()
$782
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 12/16:00 pm -
1 stop32h 40m
Thu 12/1011:40 am -
2 stops20h 19m
Deal found 10/20![American Airlines logo]()
$802
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.
Fri 11/276:30 am -
1 stop15h 35m
Thu 12/104:55 pm -
1 stop15h 03m
Deal found 10/21![Multiple Airlines logo]()
$809
This Justfly.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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:00 am -
2 stops42h 50m
Thu 12/1011:35 am -
2 stops43h 21m
Deal found 10/21![Scandinavian Airlines logo]()
$812
Best flights from San Diego to Keflavik IntlDiscover carefully curated flight deals from San Diego to Keflavik Intl 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 San Diego to Keflavik Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Finnair deal was found by Cheapflights users on 10/20. 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.
Mon 1/186:00 pm -
2 stops31h 15m
Tue 1/266:00 pm -
2 stops33h 11m
Deal found 10/20![Finnair logo]()
$806
This Scandinavian Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 12/84:11 pm -
2 stops41h 09m
Fri 12/1111:35 am -
2 stops43h 21m
Deal found 10/20![Scandinavian Airlines logo]()
$816
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:30 pm -
1 stop27h 30m
Mon 11/3012:00 pm -
2 stops40h 23m
Deal found 10/23![United Airlines logo]()
$978
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/77:50 pm -
2 stops26h 25m
Wed 1/135:00 pm -
1 stop12h 44m
Deal found 10/24![Alaska Airlines logo]()
$1,056
This Finnair deal was found by Cheapflights users on 10/23. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:00 pm -
2 stops39h 15m
Mon 11/3010:00 am -
2 stops40h 01m
Deal found 10/23![Finnair logo]()
$839
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 3/187:00 pm -
2 stops31h 15m
Tue 3/236:00 pm -
2 stops30h 10m
Deal found 10/24![Finnair logo]()
$928
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/214:45 pm -
2 stops57h 15m
Mon 12/2812:00 pm -
2 stops20h 19m
Deal found 10/21![United Airlines logo]()
$1,185
Last-minute flights from San Diego to Keflavik IntlDiscover last-minute flight deals from San Diego to Keflavik Intl. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Keflavik Intl. Data last updated October 25, 2026 and is based on user searches.
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:20 am -
1 stop17h 05m
Fri 10/305:15 pm -
1 stop23h 25m
Deal found 10/21![Multiple Airlines logo]()
$975
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:10 am -
1 stop12h 05m
Sun 11/14:45 pm -
1 stop35h 10m
Deal found 10/21![Multiple Airlines logo]()
$936
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:53 am -
2 stops22h 27m
Sat 11/76:05 pm -
2 stops37h 19m
Deal found 10/21![Scandinavian Airlines logo]()
$842
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:00 am -
2 stops25h 20m
Sun 11/86:05 pm -
2 stops37h 27m
Deal found 10/24![Scandinavian Airlines logo]()
$932
This Finnair deal was found by Cheapflights users on 10/20. 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 11/246:00 pm -
2 stops39h 15m
Mon 11/3010:00 am -
2 stops40h 01m
Deal found 10/20![Finnair logo]()
$839
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.
Fri 11/276:30 am -
1 stop15h 35m
Thu 12/104:55 pm -
1 stop15h 03m
Deal found 10/21![Multiple Airlines logo]()
$809
This Justfly.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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:00 am -
2 stops42h 50m
Thu 12/1011:35 am -
2 stops43h 21m
Deal found 10/21![Scandinavian Airlines logo]()
$812
One-way flights from San Diego to Keflavik IntlSearch for one-way flight options from San Diego to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from San Diego to Keflavik Intl. 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 10/23. 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.
Sun 11/228:11 pm -
3 stops53h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$348
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/117:40 pm -
1 stop31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$364
This Air France deal was found by Cheapflights users on 10/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1110:00 am -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Air France logo]()
$370
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1110:00 am -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:45 am -
2 stops19h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$590
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1110:00 am -
3 stops23h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Scandinavian Airlines logo]()
$3,035
Find flight deals from San Diego to Keflavik Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $754 (Kiwi.com) |
One-way from | $348 (Kiwi.com) |
Popular in | March |
Cheapest in | December |
Average price | $979 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from San Diego to Reykjavik Keflavik Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Sun 4/11
7:40 pm-9:55 am
1 stop31h 15m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$364
Quickest round-trip
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Sun 4/11
1:05 pm-9:30 am
1 stop13h 25m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$370
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Sun 4/11
10:00 am-9:30 am
2 stops16h 30m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$380
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Sun 11/22
6:45 am-10:00 am
2 stops19h 15m
Reykjavik Keflavik Intl
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$590
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Mon 1/18
6:00 pm-9:15 am
2 stops31h 15m
Reykjavik Keflavik Intl
Tue 1/26
6:00 pm-7:11 pm
2 stops33h 11m
$806
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Tue 12/8
4:11 pm-5:20 pm
2 stops41h 09m
Reykjavik Keflavik Intl
Fri 12/11
11:35 am-10:56 pm
2 stops43h 21m
$816
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Tue 11/24
6:00 pm-5:15 pm
2 stops39h 15m
Reykjavik Keflavik Intl
Mon 11/30
10:00 am-6:01 pm
2 stops40h 01m
$839
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Thu 3/18
7:00 pm-9:15 am
2 stops31h 15m
Reykjavik Keflavik Intl
Tue 3/23
6:00 pm-5:10 pm
2 stops30h 10m
$928
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Tue 11/24
10:30 pm-10:00 am
1 stop27h 30m
Reykjavik Keflavik Intl
Mon 11/30
12:00 pm-8:23 pm
2 stops40h 23m
$978
San DiegoReykjavik
SAN San Diego - KEF Reykjavik Keflavik Intl
SANKEF
San Diego
Thu 1/7
7:50 pm-6:15 am
2 stops26h 25m
Reykjavik Keflavik Intl
Wed 1/13
5:00 pm-9:44 pm
1 stop12h 44m
$1,056
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from San Diego to Keflavik Intl
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 San Diego to Keflavik Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Reykjavik Keflavik Intl Airport 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 San Diego-Reykjavik Keflavik Intl Airport 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 San Diego to Keflavik Intl
Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from San Diego with our price prediction graph.
SAN-KEF
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 San Diego to Reykjavik Keflavik Intl Airport
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 October 25, 2026.
Read through reviews of airlines operating flights from San Diego to Reykjavik Keflavik Intl Airport, such as Alaska Airlines,Delta, andIcelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Related info for your journey
Find useful and relevant information for your journey from San Diego to Keflavik Intl. 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 Reykjavik Keflavik Intl Airport?
Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locationsHveragerdi
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Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
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Browse other San Diego and Keflavik Intl flight options. Last updated on October 25, 2026.
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Top 3 airlines flying from San Diego to Keflavik Intl
Discover the top 3 airlines that operate flights from San Diego 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$560 | Average$972 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$621 | Average$939 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$754 | Average$1,129 | FlexibilityNo cancel fee | On-timeN/A |