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Cheap flights from Santa Rosa to Reykjavik from $739

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Reykjavik departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Santa Rosa to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
7:03 am - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
18h 57m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$739Alaska Airlines
Tue, Aug 25 - Wed, Sep 2
Alaska Airlines Logo
5:34 pm - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
32h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$746Alaska Airlines
Mon, Aug 24 - Wed, Sep 2
Alaska Airlines Logo
7:03 am - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
18h 57m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$815Alaska Airlines
Tue, Aug 25 - Thu, Sep 3
Alaska Airlines Logo
5:34 pm - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
32h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$822Alaska Airlines
Mon, Aug 24 - Fri, Sep 4
Alaska Airlines Logo
5:34 pm - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
32h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$902Alaska Airlines
Sat, Aug 29 - Wed, Sep 2
Alaska Airlines Logo
7:03 am - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
18h 57m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$911Alaska Airlines
Tue, Aug 25 - Sun, Aug 30
Alaska Airlines Logo
5:34 pm - 9:00 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
32h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
12:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
16h 14m1 stop Seattle/Tacoma Intl
$918Alaska Airlines
Mon, Aug 24 - Sun, Aug 30
Icelandair Logo
7:00 am - 6:15 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
16h 15m1 stop Seattle/Tacoma Intl
Icelandair Logo
4:50 pm - 8:57 amKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
23h 07m1 stop Portland
$934Icelandair
Sun, Oct 18 - Wed, Oct 28
Icelandair Logo
7:03 am - 6:15 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
16h 12m1 stop Seattle/Tacoma Intl
Icelandair Logo
7:45 pm - 9:59 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
33h 14m1 stop Seattle/Tacoma Intl
$941Icelandair
Fri, Sep 18 - Fri, Sep 25
Multiple Airlines Logo
5:06 pm - 6:15 amSTS  Santa Rosa Sonoma County-KEF Reykjavik Keflavik Intl
30h 09m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
4:50 pm - 9:56 pmKEF  Reykjavik Keflavik Intl-STS Santa Rosa Sonoma County
12h 06m1 stop Seattle/Tacoma Intl
$954Multiple Airlines
Thu, Oct 8 - Thu, Oct 15

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Alaska Airlines flights from Santa Rosa to Reykjavik Keflavik Intl Airport

Our best Alaska Airlines deals on Santa Rosa to Reykjavik Keflavik Intl Airport flight tickets
Alaska Airlines
Aug 25
STS7:03 amSanta Rosa Sonoma County
18h 57m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 2
KEF12:45 pmReykjavik Keflavik Intl
16h 14m
1 stop
STS9:59 pmSanta Rosa Sonoma County
$739
Alaska Airlines
Aug 24
STS5:34 pmSanta Rosa Sonoma County
32h 26m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 2
KEF12:45 pmReykjavik Keflavik Intl
16h 14m
1 stop
STS9:59 pmSanta Rosa Sonoma County
$746
Alaska Airlines
Aug 25
STS7:03 amSanta Rosa Sonoma County
18h 57m
1 stop
KEF9:00 amReykjavik Keflavik Intl
Sep 3
KEF12:45 pmReykjavik Keflavik Intl
16h 14m
1 stop
STS9:59 pmSanta Rosa Sonoma County
$815

Finnair flights from Santa Rosa to Reykjavik Keflavik Intl Airport

Our best Finnair deals on Santa Rosa to Reykjavik Keflavik Intl Airport flight tickets
Finnair
Sep 6
STS12:01 pmSanta Rosa Sonoma County
36h 49m
2 stops
KEF7:50 amReykjavik Keflavik Intl
Sep 16
KEF5:15 pmReykjavik Keflavik Intl
35h 16m
2 stops
STS9:31 pmSanta Rosa Sonoma County
$1,570
Finnair
Sep 10
STS12:01 pmSanta Rosa Sonoma County
36h 54m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Sep 16
KEF5:15 pmReykjavik Keflavik Intl
35h 16m
2 stops
STS9:31 pmSanta Rosa Sonoma County
$1,622
Finnair
Sep 6
STS12:01 pmSanta Rosa Sonoma County
36h 49m
2 stops
KEF7:50 amReykjavik Keflavik Intl
Sep 17
KEF5:15 pmReykjavik Keflavik Intl
35h 44m
2 stops
STS9:59 pmSanta Rosa Sonoma County
$1,653

momondo Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Reykjavik Keflavik Intl Airport 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 August 7, 2026.
Use the filters below to find and compare flights from Santa Rosa to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Tue 8/25

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Wed 9/2

12:45 pm-9:59 pm

1 stop16h 14m

$739

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Mon 8/24

5:34 pm-9:00 am

1 stop32h 26m

Reykjavik Keflavik Intl

Wed 9/2

12:45 pm-9:59 pm

1 stop16h 14m

$746

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Tue 8/25

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Thu 9/3

12:45 pm-9:59 pm

1 stop16h 14m

$815

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Mon 8/24

5:34 pm-9:00 am

1 stop32h 26m

Reykjavik Keflavik Intl

Fri 9/4

12:45 pm-9:59 pm

1 stop16h 14m

$822

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Sat 8/29

5:34 pm-9:00 am

1 stop32h 26m

Reykjavik Keflavik Intl

Wed 9/2

12:45 pm-9:59 pm

1 stop16h 14m

$902

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Tue 8/25

7:03 am-9:00 am

1 stop18h 57m

Reykjavik Keflavik Intl

Sun 8/30

12:45 pm-9:59 pm

1 stop16h 14m

$911

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Mon 8/24

5:34 pm-9:00 am

1 stop32h 26m

Reykjavik Keflavik Intl

Sun 8/30

12:45 pm-9:59 pm

1 stop16h 14m

$918

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Sun 10/18

7:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Wed 10/28

4:50 pm-8:57 am

1 stop23h 07m

$934

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Fri 9/18

7:03 am-6:15 am

1 stop16h 12m

Reykjavik Keflavik Intl

Fri 9/25

7:45 pm-9:59 pm

1 stop33h 14m

$941

Santa RosaReykjavik

STS Santa Rosa Sonoma County - KEF Reykjavik Keflavik Intl

STSKEF

Santa Rosa Sonoma County

Thu 10/8

5:06 pm-6:15 am

1 stop30h 09m

Reykjavik Keflavik Intl

Thu 10/15

4:50 pm-9:56 pm

1 stop12h 06m

$954

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Santa Rosa to Reykjavik Keflavik Intl Airport

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 Santa Rosa Sonoma County to Reykjavik Keflavik Intl?

American Airlines is the most popular carrier operating from Santa Rosa Sonoma County to Reykjavik Keflavik Intl

What airlines fly to Reykjavik Keflavik Intl Airport?

Alaska Airlines, Icelandair and WestJet are the top three most popular airlines that fly to Reykjavik Keflavik Intl Airport from Santa Rosa according to our data. Alaska Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Reykjavik Keflavik Intl Airport. Keep in mind that there are 7 different airlines that fly to Reykjavik Keflavik Intl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Santa Rosa to Reykjavik Keflavik Intl Airport

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

Cheap Santa Rosa to Reykjavik Keflavik Intl Airport (STS to KEF) flight deals and tips

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

Fastest flight time

14h 15m

Direct flights

None
The fastest flight from Santa Rosa to Reykjavik Keflavik Intl Airport takes 14h 15m
There are no direct flights from Santa Rosa to Reykjavik Keflavik Intl Airport. There are no popular flight routes from Santa Rosa to Reykjavik Keflavik Intl Airport.
Search flight deals

Frequently asked questions about flying from Santa Rosa to Reykjavik Keflavik Intl Airport

  • How far is Santa Rosa Sonoma County to Reykjavik Keflavik Intl by plane?

    Santa Rosa Sonoma County and Reykjavik Keflavik Intl are 4150.0 mi apart from one another. A reasonable flight in good conditions will take 14h 15m.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Reykjavik Keflavik Intl Airport refresh daily.

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The required travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Keflavik
Selfoss
Hella
Hveragerdi
Borgarnes
Grindavik
Kopavogur

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Reykjavik?

It is quick and easy to find Santa Rosa to Reykjavik flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Reykjavik that suits you.

Can I find flights from Santa Rosa to Reykjavik with flexible booking policies on momondo?

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

How can momondo help me find flights from Santa Rosa to Reykjavik?

momondo provides multiple filters to help you find the best flight to Reykjavik from Santa Rosa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Santa Rosa to Reykjavik now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Reykjavik and let you know when they change.

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