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Cheap flights from Reykjavik Keflavik Intl Airport to San Diego from $439

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 1/21. 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.
Delta Logo
11:25 am - 8:57 pmKEF-SAN
16h 32m1 stop
Delta Logo
10:30 pm - 9:30 amSAN-KEF
28h 00m2 stops
$1,026Delta
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mié., abr. 1 - dom., abr. 5
Icelandair Logo
4:50 pm - 12:01 amKEF-SAN
14h 11m1 stop
Icelandair Logo
11:30 am - 9:25 amSAN-KEF
14h 55m1 stop
$1,030Icelandair
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mié., abr. 1 - dom., abr. 5
Multiple Airlines Logo
4:30 pm - 11:44 pmKEF-SAN
15h 14m1 stop
Multiple Airlines Logo
8:00 am - 6:45 amSAN-KEF
14h 45m1 stop
$2,340Multiple Airlines
Find Deal
mar., dic. 30 - sáb., ene. 10
Multiple Airlines Logo
4:45 pm - 10:37 amKEF-SAN
49h 52m2 stops
Multiple Airlines Logo
8:09 pm - 6:05 amSAN-KEF
25h 56m1 stop
$2,781Multiple Airlines
Find Deal
mar., dic. 30 - sáb., ene. 10
American Airlines Logo
11:50 am - 11:59 pmKEF-SAN
20h 09m2 stops
American Airlines Logo
2:01 pm - 5:05 pmSAN-KEF
19h 04m2 stops
$3,000American Airlines
Find Deal
mar., dic. 30 - sáb., ene. 10
Multiple Airlines Logo
5:00 pm - 11:44 pmKEF-SAN
38h 44m2 stops
Multiple Airlines Logo
7:51 am - 6:10 amSAN-KEF
14h 19m1 stop
$3,564Multiple Airlines
Find Deal
sáb., ene. 3 - mié., ene. 14
Multiple Airlines Logo
9:55 am - 10:00 amKEF-SAN
32h 05m1 stop
Multiple Airlines Logo
7:51 am - 6:10 amSAN-KEF
14h 19m1 stop
$3,737Multiple Airlines
Find Deal
sáb., ene. 3 - mié., ene. 14
Multiple Airlines Logo
3:20 pm - 3:33 pmKEF-SAN
32h 13m2 stops
Multiple Airlines Logo
6:15 am - 2:20 pmSAN-KEF
24h 05m3 stops
$3,901Multiple Airlines
Find Deal
mar., dic. 30 - sáb., ene. 10
Multiple Airlines Logo
3:20 pm - 5:34 pmKEF-SAN
34h 14m3 stops
Multiple Airlines Logo
9:00 am - 2:20 pmSAN-KEF
21h 20m3 stops
$4,250Multiple Airlines
Find Deal
mar., dic. 30 - sáb., ene. 10
Scandinavian Airlines Logo
7:35 am - 10:41 pmKEF-SAN
23h 06m2 stops
Scandinavian Airlines Logo
7:00 am - 3:25 pmSAN-KEF
24h 25m2 stops
$6,124Scandinavian Airlines
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sáb., ene. 3 - mié., ene. 14

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 noviembre 4, 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

Fly to

Route

Depart

Return

Price

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mié. 4/1

11:25 am-8:57 pm

1 stop16h 32m

San Diego

dom. 4/5

10:30 pm-9:30 am

2 stops28h 00m

$1,026

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mié. 4/1

4:50 pm-12:01 am

1 stop14h 11m

San Diego

dom. 4/5

11:30 am-9:25 am

1 stop14h 55m

$1,030

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mar. 12/30

4:30 pm-11:44 pm

1 stop15h 14m

San Diego

sáb. 1/10

8:00 am-6:45 am

1 stop14h 45m

$2,340

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mar. 12/30

4:45 pm-10:37 am

2 stops49h 52m

San Diego

sáb. 1/10

8:09 pm-6:05 am

1 stop25h 56m

$2,781

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mar. 12/30

11:50 am-11:59 pm

2 stops20h 09m

San Diego

sáb. 1/10

2:01 pm-5:05 pm

2 stops19h 04m

$3,000

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

sáb. 1/3

5:00 pm-11:44 pm

2 stops38h 44m

San Diego

mié. 1/14

7:51 am-6:10 am

1 stop14h 19m

$3,564

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

sáb. 1/3

9:55 am-10:00 am

1 stop32h 05m

San Diego

mié. 1/14

7:51 am-6:10 am

1 stop14h 19m

$3,737

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mar. 12/30

3:20 pm-3:33 pm

2 stops32h 13m

San Diego

sáb. 1/10

6:15 am-2:20 pm

3 stops24h 05m

$3,901

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

mar. 12/30

3:20 pm-5:34 pm

3 stops34h 14m

San Diego

sáb. 1/10

9:00 am-2:20 pm

3 stops21h 20m

$4,250

ReykjavikSan Diego

KEF - SAN

KEFSAN

Reykjavik Keflavik Intl

sáb. 1/3

7:35 am-10:41 pm

2 stops23h 06m

San Diego

mié. 1/14

7:00 am-3:25 pm

2 stops24h 25m

$6,124

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to San Diego from

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

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $838. Flights in the morning are often more expensive with an average ticket price of $919.

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

You could potentially save up to 65% 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

Direct flights

None
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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  • 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 14h 11m.

  • 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
Imperial Beach
La Mesa
Poway
Borrego Springs
San Ysidro
Lemon Grove
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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