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$446+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SAN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$722
(Mytrip)

One-way from

$446
(WestJet)
From Reykjavik Keflavik Intl to San Diego
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One-way flight from Reykjavik Keflavik Intl to San Diego
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Find flight deals from Keflavik Intl to San Diego

Cheapest flights from Keflavik Intl to San Diego
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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. 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 7/143:45 pmKEF - SAN
3 stops38h 21mMultiple Airlines
Mon 7/215:13 pmSAN - KEF
3 stops28h 37mMultiple Airlines
Deal found 6/12$722
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:35 amKEF - SAN
1 stop31h 55mWestJet
Thu 7/171:00 pmSAN - KEF
2 stops36h 15mWestJet
Deal found 6/10$780
This Justfly.com deal was found by Cheapflights users on 6/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/148:10 pmKEF - SAN
1 stop20h 54mIcelandair
Mon 7/219:00 pmSAN - KEF
1 stop17h 45mIcelandair
Deal found 6/11$782
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1411:00 amKEF - SAN
2 stops17h 12mUnited Airlines
Mon 7/212:05 pmSAN - KEF
1 stop11h 25mUnited Airlines
Deal found 6/11$858
This Justfly.com deal was found by Cheapflights users on 6/12. 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.
Sun 7/1312:45 amKEF - SAN
2 stops26h 53mSWISS
Mon 7/214:00 pmSAN - KEF
2 stops57h 20mSWISS
Deal found 6/12$1,098
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:50 amKEF - SAN
2 stops33h 07mAir Canada
Thu 7/176:15 amSAN - KEF
2 stops18h 55mAir Canada
Deal found 6/10$1,148
This oojo deal was found by Cheapflights users on 6/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1112:25 amKEF - SAN
2 stops24h 55mLufthansa
Thu 7/1710:43 amSAN - KEF
2 stops29h 52mLufthansa
Deal found 6/10$1,616
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/147:45 amKEF - SAN
2 stops18h 09mScandinavian Airlines
Mon 7/219:59 amSAN - KEF
3 stops22h 21mScandinavian Airlines
Deal found 6/11$1,794

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 June 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

Mon 7/14

3:45 pm-11:06 pm

3 stops38h 21m

San Diego

Mon 7/21

5:13 pm-4:50 am

3 stops28h 37m

$722

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Sat 7/12

9:35 am-10:30 am

1 stop31h 55m

San Diego

Thu 7/17

1:00 pm-8:15 am

2 stops36h 15m

$780

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 7/14

8:10 pm-10:04 am

1 stop20h 54m

San Diego

Mon 7/21

9:00 pm-9:45 pm

1 stop17h 45m

$782

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 7/14

11:00 am-9:12 pm

2 stops17h 12m

San Diego

Mon 7/21

2:05 pm-8:30 am

1 stop11h 25m

$858

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Sun 7/13

12:45 am-8:38 pm

2 stops26h 53m

San Diego

Mon 7/21

4:00 pm-8:20 am

2 stops57h 20m

$1,098

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Sat 7/12

9:50 am-11:57 am

2 stops33h 07m

San Diego

Thu 7/17

6:15 am-8:10 am

2 stops18h 55m

$1,148

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Fri 7/11

12:25 am-6:20 pm

2 stops24h 55m

San Diego

Thu 7/17

10:43 am-11:35 pm

2 stops29h 52m

$1,616

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 7/14

7:45 am-6:54 pm

2 stops18h 09m

San Diego

Mon 7/21

9:59 am-3:20 pm

3 stops22h 21m

$1,794

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Sat 7/26

9:35 am-10:30 am

1 stop31h 55m

$446

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Thu 8/14

9:35 am-9:53 pm

2 stops19h 18m

$572

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 16 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik Keflavik Intl Airport to San Diego

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated June 12, 2025.
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
802 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
SWISS
7.5
Good
1,623 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
United Airlines
7.4
Good
8,790 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Scandinavian Airlines
7.3
Good
1,387 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
WestJet
7.2
Good
2,868 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Overall

7.6

Comfort

7.3

Entertainment

6.8

Boarding

7.6

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

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.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to San Diego one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $446. Users have also found prices from $691 and $1,159 on Icelandair and Austrian Airlines, respectively.

  • 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.

  • What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to San Diego (average of $286). Flying from Reykjavik Keflavik Intl Airport to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Imperial Beach
La Mesa
Alpine
Lemon Grove
Poway
Santee
Coronado

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