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Cheap flights from Reykjavik Keflavik Intl Airport to San Diego from $349

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to San Diego departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Reykjavik Keflavik Intl Airport to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:50 pm - 11:56 pm
KEF
-
SAN
14h 06m
1 stop
Multiple Airlines Logo
8:01 pm - 9:25 am
SAN
-
KEF
30h 24m
1 stop
$934Multiple Airlines
Wed, Jun 10 - Sat, Jun 20
Air Canada Logo
9:15 am - 11:50 am
KEF
-
SAN
33h 35m
2 stops
Air Canada Logo
4:55 pm - 7:55 am
SAN
-
KEF
32h 00m
2 stops
$985Air Canada
Wed, Jun 10 - Sat, Jun 20
United Airlines Logo
12:00 pm - 6:30 pm
KEF
-
SAN
13h 30m
1 stop
United Airlines Logo
10:40 pm - 7:55 am
SAN
-
KEF
26h 15m
2 stops
$988United Airlines
Wed, Jun 10 - Sat, Jun 20

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport 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, momondo users made 832,500 searches. Data last updated May 23, 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 round-trip

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Wed 6/10

4:50 pm-11:56 pm

1 stop14h 06m

San Diego

Sat 6/20

8:01 pm-9:25 am

1 stop30h 24m

$934

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Wed 6/10

9:15 am-11:50 am

2 stops33h 35m

San Diego

Sat 6/20

4:55 pm-7:55 am

2 stops32h 00m

$985
Quickest round-trip

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Wed 6/10

12:00 pm-6:30 pm

1 stop13h 30m

San Diego

Sat 6/20

10:40 pm-7:55 am

2 stops26h 15m

$988
Cheapest one-way

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 8/10

9:00 am-3:31 pm

2 stops37h 31m

$349

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Wed 8/26

9:00 am-11:49 pm

2 stops21h 49m

$367

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 8/10

9:00 am-8:58 pm

3 stops42h 58m

$380

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Tue 6/9

9:00 am-8:55 pm

2 stops18h 55m

$390

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Sat 9/26

9:00 am-9:02 am

2 stops31h 02m

$400

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Mon 6/29

9:00 am-3:32 pm

2 stops37h 32m

$409

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

Thu 8/6

9:00 am-8:36 am

2 stops54h 36m

$421

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Reykjavik Keflavik Intl Airport to San Diego flights?

You could potentially save up to 33% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to San Diego flight.

When to book flights from Reykjavik Keflavik Intl Airport to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Reykjavik Keflavik Intl Airport to San Diego (KEF to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Reykjavik Keflavik Intl Airport to San Diego

Fastest flight time

20h 15m

Direct flights

None
The fastest flight from Reykjavik Keflavik Intl Airport to San Diego takes 20h 15m
There are no direct flights from Reykjavik Keflavik Intl Airport to San Diego. There are no popular flight routes from Reykjavik Keflavik Intl Airport to San Diego.
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Frequently asked questions about flying from Reykjavik Keflavik Intl Airport to San Diego

  • How far is Reykjavik Keflavik Intl to San Diego by plane?

    There are 4339.1 mi between Reykjavik Keflavik Intl and San Diego. A reasonable flight in good conditions will take 20h 15m.

  • When did momondo last update prices for flights from Reykjavik Keflavik Intl Airport to San Diego Airport?

    Prices for flights from Reykjavik Keflavik Intl Airport to San Diego Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Reykjavik Keflavik Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Borrego Springs
Lemon Grove
Imperial Beach
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Reykjavik to San Diego?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Reykjavik to San Diego. momondo saves you time and could save you money on your trip.

Can I find flights from Reykjavik to San Diego with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Diego from Reykjavik which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Reykjavik to San Diego?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Reykjavik.

I’m not ready to book a flight from Reykjavik to San Diego right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Reykjavik to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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