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Cheap flights from Reykjavik Keflavik Intl Airport to San Jose from $388

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 Jose departing on 10/2. 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 Jose

Cheap round-trip flights

Icelandair Logo
5:00 pm - 10:03 pmKEF-SJC
13h 03m1 stop
Icelandair Logo
10:05 am - 6:15 amSJC-KEF
12h 10m1 stop
$856Icelandair
Find Deal
mié., feb. 4 - dom., feb. 8
Icelandair Logo
4:50 pm - 11:00 pmKEF-SJC
13h 10m1 stop
Icelandair Logo
7:47 pm - 6:15 amSJC-KEF
26h 28m1 stop
$915Icelandair
Find Deal
lun., oct. 27 - lun., nov. 10
American Airlines Logo
11:50 am - 7:04 pmKEF-SJC
63h 14m2 stops
American Airlines Logo
5:00 pm - 10:50 amSJC-KEF
57h 50m2 stops
$989American Airlines
Find Deal
mié., feb. 4 - dom., feb. 8
Multiple Airlines Logo
4:50 pm - 8:55 amKEF-SJC
24h 05m1 stop
Multiple Airlines Logo
7:00 pm - 6:15 amSJC-KEF
27h 15m1 stop
$2,547Multiple Airlines
Find Deal
mié., nov. 12 - dom., nov. 23

Icelandair flights from Reykjavik Keflavik Intl Airport to San Jose

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to San Jose flight tickets
Icelandair
Feb 4
KEF5:00 pmReykjavik Keflavik Intl
13h 03m
1 stop
SJC10:03 pmSan Jose
Feb 8
SJC10:05 amSan Jose
12h 10m
1 stop
KEF6:15 amReykjavik Keflavik Intl
$856
Find similar
Icelandair
Oct 27
KEF4:50 pmReykjavik Keflavik Intl
13h 10m
1 stop
SJC11:00 pmSan Jose
Nov 10
SJC7:47 pmSan Jose
26h 28m
1 stop
KEF6:15 amReykjavik Keflavik Intl
$915
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Reykjavik Keflavik Intl Airport to San Jose 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

mié. 2/4

5:00 pm-10:03 pm

1 stop13h 03m

San Jose

dom. 2/8

10:05 am-6:15 am

1 stop12h 10m

$856

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

lun. 10/27

4:50 pm-11:00 pm

1 stop13h 10m

San Jose

lun. 11/10

7:47 pm-6:15 am

1 stop26h 28m

$915

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

mié. 2/4

11:50 am-7:04 pm

2 stops63h 14m

San Jose

dom. 2/8

5:00 pm-10:50 am

2 stops57h 50m

$989

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

mié. 11/12

4:50 pm-8:55 am

1 stop24h 05m

San Jose

dom. 11/23

7:00 pm-6:15 am

1 stop27h 15m

$2,547

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

jue. 10/2

9:35 am-10:45 am

3 stops56h 10m

$388

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

jue. 10/2

9:35 am-5:45 pm

2 stops39h 10m

$440

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

jue. 10/2

7:45 pm-9:11 am

1 stop20h 26m

$841

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

mié. 10/1

12:25 am-6:25 pm

3 stops25h 00m

$998

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

sáb. 9/27

7:45 pm-9:11 am

1 stop20h 26m

$1,095

ReykjavikSan Jose

KEF - SJC

KEFSJC

Reykjavik Keflavik Intl

dom. 9/28

4:50 pm-10:59 pm

1 stop13h 09m

$1,226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from Reykjavik Keflavik Intl Airport to San Jose

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 airline that flies from Reykjavik Keflavik Intl to San Jose?

Icelandair and Lufthansa are the most popular carriers operating from Reykjavik Keflavik Intl to San Jose

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

Are you open to changing your travel dates? Check out the ideal times to fly from Reykjavik Keflavik Intl Airport to San Jose 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 Jose (KEF to SJC) flight deals and tips

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

Direct flights

None
There are no direct flights from Reykjavik Keflavik Intl Airport to San Jose. There are no popular flight routes from Reykjavik Keflavik Intl Airport to San Jose.
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  • How far is Reykjavik Keflavik Intl to San Jose by plane?

    A flight from Reykjavik Keflavik Intl to San Jose will travel around 4193.7 mi. 13h 03m is a normal flight duration for this route.

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

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

  • How old do you have to be to fly from Reykjavik Keflavik Intl Airport to San Jose 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 Jose Airport.

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

    The travel and health documents required for your trip to San Jose 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 Jose Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to San Jose 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 Jose?

momondo helps you find the best flight between Reykjavik and San Jose by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Jose from Reykjavik are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
jue. 10/16
jue. 10/23
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