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Cheap flights from San Antonio to Reykjavik from $495

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Reykjavik departing on 4/19. 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 San Antonio to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
1:15 pm - 9:30 am
SAT
-
KEF
15h 15m
1 stop
KLM Logo
11:25 am - 12:25 am
KEF
-
SAT
18h 00m
2 stops
$495KLM
Sun, Apr 19 - Wed, Apr 29
Delta Logo
4:43 pm - 9:30 am
SAT
-
KEF
35h 47m
2 stops
Delta Logo
11:25 am - 12:25 am
KEF
-
SAT
18h 00m
2 stops
$500Delta
Sat, Apr 18 - Wed, Apr 29
Delta Logo
4:43 pm - 9:30 am
SAT
-
KEF
35h 47m
2 stops
Delta Logo
11:25 am - 12:17 pm
KEF
-
SAT
29h 52m
1 stop
$506Delta
Sat, Apr 18 - Wed, Apr 29
Multiple Airlines Logo
1:15 pm - 9:30 am
SAT
-
KEF
15h 15m
1 stop
Multiple Airlines Logo
11:25 am - 12:46 am
KEF
-
SAT
18h 21m
2 stops
$544Multiple Airlines
Sun, Apr 19 - Wed, Apr 29
Virgin Atlantic Logo
1:15 pm - 9:30 am
SAT
-
KEF
15h 15m
1 stop
Virgin Atlantic Logo
11:25 am - 11:08 pm
KEF
-
SAT
16h 43m
2 stops
$545Virgin Atlantic
Sun, Apr 19 - Mon, Apr 27
Delta Logo
4:43 pm - 9:30 am
SAT
-
KEF
35h 47m
2 stops
Delta Logo
11:25 am - 11:08 pm
KEF
-
SAT
16h 43m
2 stops
$550Delta
Sat, Apr 18 - Sun, Apr 26
Virgin Atlantic Logo
5:10 am - 9:30 am
SAT
-
KEF
23h 20m
2 stops
Virgin Atlantic Logo
11:25 am - 11:08 pm
KEF
-
SAT
16h 43m
2 stops
$556Virgin Atlantic
Sun, Apr 19 - Mon, Apr 27
Delta Logo
12:18 pm - 9:30 am
SAT
-
KEF
16h 12m
1 stop
Delta Logo
11:25 am - 11:08 pm
KEF
-
SAT
16h 43m
2 stops
$560Delta
Sat, Apr 25 - Tue, May 5
Lufthansa Logo
2:02 pm - 11:25 pm
SAT
-
KEF
28h 23m
2 stops
Lufthansa Logo
12:20 am - 9:03 pm
KEF
-
SAT
25h 43m
2 stops
$569Lufthansa
Sat, Apr 18 - Mon, Apr 27
Virgin Atlantic Logo
5:10 am - 9:30 am
SAT
-
KEF
23h 20m
2 stops
Virgin Atlantic Logo
11:25 am - 11:08 pm
KEF
-
SAT
16h 43m
2 stops
$571Virgin Atlantic
Sun, Apr 26 - Mon, May 4

Virgin Atlantic flights from San Antonio to Reykjavik Keflavik Intl Airport

Our best Virgin Atlantic deals on San Antonio to Reykjavik Keflavik Intl Airport flight tickets
Virgin Atlantic
Apr 19
SAT1:15 pmSan Antonio
15h 15m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 27
KEF11:25 amReykjavik Keflavik Intl
16h 43m
2 stops
SAT11:08 pmSan Antonio
$545
Virgin Atlantic
Apr 19
SAT5:10 amSan Antonio
23h 20m
2 stops
KEF9:30 amReykjavik Keflavik Intl
Apr 27
KEF11:25 amReykjavik Keflavik Intl
16h 43m
2 stops
SAT11:08 pmSan Antonio
$556
Virgin Atlantic
Apr 26
SAT5:10 amSan Antonio
23h 20m
2 stops
KEF9:30 amReykjavik Keflavik Intl
May 4
KEF11:25 amReykjavik Keflavik Intl
16h 43m
2 stops
SAT11:08 pmSan Antonio
$571

United Airlines flights from San Antonio to Reykjavik Keflavik Intl Airport

Our best United Airlines deals on San Antonio to Reykjavik Keflavik Intl Airport flight tickets
United Airlines
Aug 15
SAT5:00 pmSan Antonio
33h 55m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Aug 23
KEF10:00 amReykjavik Keflavik Intl
32h 03m
2 stops
SAT1:03 pmSan Antonio
$743
United Airlines
Aug 16
SAT7:30 amSan Antonio
20h 20m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Aug 29
KEF11:30 amReykjavik Keflavik Intl
13h 18m
1 stop
SAT7:48 pmSan Antonio
$785
United Airlines
Aug 16
SAT12:10 pmSan Antonio
15h 40m
1 stop
KEF8:50 amReykjavik Keflavik Intl
Aug 29
KEF12:00 pmReykjavik Keflavik Intl
16h 08m
1 stop
SAT11:08 pmSan Antonio
$786

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio 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 February 21, 2026.
Use the filters below to find and compare flights from San Antonio to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 4/19

1:15 pm-9:30 am

1 stop15h 15m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-12:25 am

2 stops18h 00m

$495

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 4/18

4:43 pm-9:30 am

2 stops35h 47m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-12:25 am

2 stops18h 00m

$500

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 4/18

4:43 pm-9:30 am

2 stops35h 47m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-12:17 pm

1 stop29h 52m

$506

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 4/19

1:15 pm-9:30 am

1 stop15h 15m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-12:46 am

2 stops18h 21m

$544

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 4/19

1:15 pm-9:30 am

1 stop15h 15m

Reykjavik Keflavik Intl

Mon 4/27

11:25 am-11:08 pm

2 stops16h 43m

$545

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 4/18

4:43 pm-9:30 am

2 stops35h 47m

Reykjavik Keflavik Intl

Sun 4/26

11:25 am-11:08 pm

2 stops16h 43m

$550

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 4/19

5:10 am-9:30 am

2 stops23h 20m

Reykjavik Keflavik Intl

Mon 4/27

11:25 am-11:08 pm

2 stops16h 43m

$556

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 4/25

12:18 pm-9:30 am

1 stop16h 12m

Reykjavik Keflavik Intl

Tue 5/5

11:25 am-11:08 pm

2 stops16h 43m

$560

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 4/18

2:02 pm-11:25 pm

2 stops28h 23m

Reykjavik Keflavik Intl

Mon 4/27

12:20 am-9:03 pm

2 stops25h 43m

$569

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 4/26

5:10 am-9:30 am

2 stops23h 20m

Reykjavik Keflavik Intl

Mon 5/4

11:25 am-11:08 pm

2 stops16h 43m

$571

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from San Antonio 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 San Antonio to Reykjavik Keflavik Intl?

Lufthansa and Alaska Airlines are the most popular carriers operating from San Antonio to Reykjavik Keflavik Intl

What airlines fly to Reykjavik Keflavik Intl Airport?

Delta, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to Reykjavik Keflavik Intl Airport from San Antonio according to our data. Delta is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Reykjavik Keflavik Intl Airport. Keep in mind that there are 3 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 San Antonio to Reykjavik Keflavik Intl Airport

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

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

Fastest flight time

12h 03m

Direct flights

None
The fastest flight from San Antonio to Reykjavik Keflavik Intl Airport takes 12h 03m
There are no direct flights from San Antonio to Reykjavik Keflavik Intl Airport. There are no popular flight routes from San Antonio to Reykjavik Keflavik Intl Airport.
Search flight deals

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

    There are 3982.6 mi between San Antonio and Reykjavik Keflavik Intl. By plane, this route typically takes 12h 03m.

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

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

  • How many operators does momondo search for flights from San Antonio Airport to Reykjavik Keflavik Intl Airport?

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

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

    The travel and health documents you'll need for your trip to Reykjavik Keflavik Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik Keflavik Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Reykjavik Keflavik Intl Airport?

Best airlines flying from San Antonio to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from San Antonio to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $636Free CancellationRating
7.4
9,335 reviews
Search United Airlines flights
DeltaPriceFrom $703Free CancellationRating
7.9
8,228 reviews
Search Delta flights

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 San Antonio to Reykjavik?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Reykjavik. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from San Antonio to Reykjavik on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Reykjavik.

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

Price alerts on flights to Reykjavik from San Antonio 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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