$368+ Cheap flights from San Diego (SAN) 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — KEF
May 28 — Jun 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
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 April 28, 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 April 28, 2026.
This Travelocity deal was found by Cheapflights users on 4/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:15 am
SAN
- KEF
1 stop18h 45m
Alaska Airlines
Tue 6/1612:45 pm
KEF
- SAN
1 stop17h 47m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$694
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:30 pm
SAN
- KEF
1 stop30h 30m
Alaska Airlines
Wed 6/312:45 pm
KEF
- SAN
1 stop16h 41m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$701
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:04 pm
SAN
- KEF
1 stop29h 56m
Alaska Airlines
Wed 6/1712:45 pm
KEF
- SAN
1 stop16h 22m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$702
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:40 am
SAN
- KEF
1 stop17h 20m
Alaska Airlines
Wed 8/1212:45 pm
KEF
- SAN
1 stop16h 20m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$715
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:35 pm
SAN
- KEF
1 stop31h 25m
Alaska Airlines
Tue 8/2512:45 pm
KEF
- SAN
1 stop16h 59m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$722
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/114:17 pm
SAN
- KEF
2 stops32h 23m
Multiple Airlines
Thu 7/169:00 am
KEF
- SAN
1 stop12h 10m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$729
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:41 am
SAN
- KEF
1 stop14h 19m
Alaska Airlines
Tue 9/812:45 pm
KEF
- SAN
1 stop17h 59m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$733
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:15 pm
SAN
- KEF
1 stop11h 10m
Multiple Airlines
Tue 9/154:50 pm
KEF
- SAN
1 stop12h 10m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$736
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/287:00 am
SAN
- KEF
1 stop16h 05m
Multiple Airlines
Tue 6/210:40 am
KEF
- SAN
1 stop13h 43m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$742
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.
Thu 7/165:00 pm
SAN
- KEF
1 stop31h 40m
Multiple Airlines
Wed 7/229:00 am
KEF
- SAN
2 stops21h 58m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$744
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/2812:28 pm
SAN
- KEF
1 stop13h 57m
Multiple Airlines
Wed 6/310:40 am
KEF
- SAN
1 stop14h 13m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$753
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 April 28, 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 April 28, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:30 pm
SAN
- KEF
1 stop30h 30m
Alaska Airlines
Tue 6/212:45 pm
KEF
- SAN
1 stop18h 14m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$701
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Sun 8/910:40 pm
SAN
- KEF
1 stop27h 10m
United Airlines
Fri 8/219:15 am
KEF
- SAN
1 stop18h 24m
United Airlines
Deal found 4/24![United Airlines logo]()
$982
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:48 am
SAN
- KEF
1 stop12h 12m
Multiple Airlines
Wed 7/229:30 am
KEF
- SAN
2 stops13h 26m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$1,154
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:28 pm
SAN
- KEF
1 stop13h 32m
Alaska Airlines
Mon 6/1512:45 pm
KEF
- SAN
1 stop31h 16m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$822
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/138:35 pm
SAN
- KEF
1 stop29h 25m
Alaska Airlines
Sun 6/2112:45 pm
KEF
- SAN
1 stop18h 11m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$958
This United Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 10/21:10 pm
SAN
- KEF
1 stop12h 35m
United Airlines
Fri 10/99:15 am
KEF
- SAN
2 stops37h 15m
United Airlines
Deal found 4/24![United Airlines logo]()
$1,068
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:41 pm
SAN
- KEF
3 stops29h 14m
United Airlines
Sat 10/1010:00 am
KEF
- SAN
2 stops31h 58m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,110
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:00 pm
SAN
- KEF
2 stops14h 00m
Alaska Airlines
Mon 6/154:50 pm
KEF
- SAN
1 stop14h 06m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$1,014
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:18 am
SAN
- KEF
1 stop14h 42m
Alaska Airlines
Tue 6/212:45 pm
KEF
- SAN
1 stop13h 53m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$1,015
Last-minute flights from San Diego to Keflavik IntlDiscover last-minute flight deals from San Diego to Keflavik Intl. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Keflavik Intl. Data last updated April 28, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 4/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/239:10 pm
SAN
- KEF
1 stop25h 55m
Multiple Airlines
Sat 5/3010:40 am
KEF
- SAN
1 stop13h 43m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$825
This Trip.com deal was found by Cheapflights users on 4/25. 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.
Wed 5/276:19 pm
SAN
- KEF
1 stop12h 41m
Multiple Airlines
Sun 5/3110:40 am
KEF
- SAN
1 stop20h 19m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$819
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/287:00 am
SAN
- KEF
1 stop16h 05m
Multiple Airlines
Tue 6/210:40 am
KEF
- SAN
1 stop13h 43m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$742
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/2812:28 pm
SAN
- KEF
1 stop13h 57m
Multiple Airlines
Wed 6/310:40 am
KEF
- SAN
1 stop14h 13m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$753
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/2812:28 pm
SAN
- KEF
1 stop13h 57m
Multiple Airlines
Mon 6/110:40 am
KEF
- SAN
1 stop14h 13m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$782
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Thu 5/2812:28 pm
SAN
- KEF
1 stop13h 57m
Multiple Airlines
Sun 5/3110:40 am
KEF
- SAN
1 stop20h 19m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$783
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/292:14 pm
SAN
- KEF
1 stop12h 26m
Multiple Airlines
Tue 6/210:40 am
KEF
- SAN
1 stop13h 43m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$764
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/296:15 am
SAN
- KEF
1 stop17h 00m
Multiple Airlines
Wed 6/310:40 am
KEF
- SAN
1 stop12h 41m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$775
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/2911:18 am
SAN
- KEF
1 stop15h 07m
Multiple Airlines
Mon 6/110:40 am
KEF
- SAN
1 stop12h 41m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$804
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Fri 5/296:15 am
SAN
- KEF
1 stop17h 00m
Multiple Airlines
Sun 5/3110:40 am
KEF
- SAN
1 stop20h 19m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$805
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:30 pm
SAN
- KEF
1 stop30h 30m
Alaska Airlines
Tue 6/212:45 pm
KEF
- SAN
1 stop18h 14m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$701
This Alaska Airlines deal was found by Cheapflights users on 4/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:15 am
SAN
- KEF
1 stop19h 45m
Alaska Airlines
Wed 6/312:45 pm
KEF
- SAN
1 stop18h 14m
Alaska Airlines
Deal found 4/25![Alaska Airlines logo]()
$826
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 April 28, 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 April 28, 2026.
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.
Mon 8/174:17 pm
SAN
- KEF
2 stops32h 23m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$368
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.
Wed 6/34:17 pm
SAN
- KEF
3 stops56h 23m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$401
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.
Thu 6/41:38 pm
SAN
- KEF
3 stops35h 02m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Fri 6/51:38 pm
SAN
- KEF
3 stops59h 02m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$418
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.
Tue 9/87:31 pm
SAN
- KEF
2 stops29h 09m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$454
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.
Fri 9/44:17 pm
SAN
- KEF
3 stops31h 38m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$459
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.
Mon 8/104:17 pm
SAN
- KEF
2 stops32h 23m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$466
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.
Thu 9/34:17 pm
SAN
- KEF
3 stops32h 28m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$480
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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $694 (Travelocity) |
One-way from | $368 (Kiwi.com) |
Popular in | November |
Cheapest in | August |
Average price | $1,113 |
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 2,558,603 searches. Data last updated April 28, 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 - KEF
SANKEF
San Diego
Sat 5/30
7:30 pm-9:00 am
1 stop30h 30m
Reykjavik Keflavik Intl
Tue 6/2
12:45 pm-11:59 pm
1 stop18h 14m
$701
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Thu 6/4
12:28 pm-9:00 am
1 stop13h 32m
Reykjavik Keflavik Intl
Mon 6/15
12:45 pm-1:01 pm
1 stop31h 16m
$822
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Sat 6/13
8:35 pm-9:00 am
1 stop29h 25m
Reykjavik Keflavik Intl
Sun 6/21
12:45 pm-11:56 pm
1 stop18h 11m
$958
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Sun 8/9
10:40 pm-8:50 am
1 stop27h 10m
Reykjavik Keflavik Intl
Fri 8/21
9:15 am-8:39 pm
1 stop18h 24m
$982
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Fri 6/5
5:00 pm-2:00 pm
2 stops14h 00m
Reykjavik Keflavik Intl
Mon 6/15
4:50 pm-11:56 pm
1 stop14h 06m
$1,014
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Mon 6/1
11:18 am-9:00 am
1 stop14h 42m
Reykjavik Keflavik Intl
Tue 6/2
12:45 pm-7:38 pm
1 stop13h 53m
$1,015
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Fri 10/2
1:10 pm-8:45 am
1 stop12h 35m
Reykjavik Keflavik Intl
Fri 10/9
9:15 am-3:30 pm
2 stops37h 15m
$1,068
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Fri 10/2
7:41 pm-7:55 am
3 stops29h 14m
Reykjavik Keflavik Intl
Sat 10/10
10:00 am-10:58 am
2 stops31h 58m
$1,110
Quickest round-trip
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Tue 7/7
11:48 am-7:00 am
1 stop12h 12m
Reykjavik Keflavik Intl
Wed 7/22
9:30 am-3:56 pm
2 stops13h 26m
$1,154
Cheapest one-way
San DiegoReykjavik
SAN - KEF
SANKEF
San Diego
Mon 8/10
4:17 pm-7:40 am
2 stops32h 23m
$466
Showing 1-10 of 16 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | 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 April 28, 2026.
Read through reviews of airlines operating flights from San Diego to Reykjavik Keflavik Intl Airport, such as Alaska Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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 locationsKeflavik
Hveragerdi
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Keflavik Intl flight routes
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Keflavik Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Keflavik Intl by cabin class
Find flights from San Diego to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Keflavik Intl
Explore flights to Keflavik Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
San Diego and Keflavik Intl flights
Browse other San Diego and Keflavik Intl flight options. Last updated on April 28, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on April 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from San Diego to Keflavik Intl
Discover the top 5 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 2,558,603 searches. Data last updated April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$650 | Average$954 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$683 | Average$1,145 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$706 | Average$1,034 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$730 | Average$931 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$754 | Average$874 | FlexibilityNo cancel fee | On-timeN/A |