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Cheap flights from San Antonio to Reykjavik from $635

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Reykjavik departing on 7/31. 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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0 bags

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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
12:10 pm - 9:30 am
SAT
-
KEF
16h 20m
1 stop
KLM Logo
9:30 am - 9:28 pm
KEF
-
SAT
16h 58m
1 stop
$915KLM
ndz., sie 16 - sob., sie 29
KLM Logo
12:10 pm - 9:30 am
SAT
-
KEF
16h 20m
1 stop
KLM Logo
8:45 am - 11:12 pm
KEF
-
SAT
19h 27m
1 stop
$916KLM
ndz., sie 16 - sob., sie 29
KLM Logo
12:10 pm - 9:30 am
SAT
-
KEF
16h 20m
1 stop
KLM Logo
8:45 am - 8:10 pm
KEF
-
SAT
16h 25m
2 stops
$920KLM
ndz., sie 16 - sob., sie 29
Multiple Airlines Logo
11:45 am - 9:10 am
SAT
-
KEF
16h 25m
1 stop
Multiple Airlines Logo
5:00 pm - 5:15 pm
KEF
-
SAT
29h 15m
1 stop
$922Multiple Airlines
czw., paź 1 - śr., paź 7
United Airlines Logo
8:55 am - 7:55 am
SAT
-
KEF
18h 00m
2 stops
United Airlines Logo
9:15 am - 9:07 pm
KEF
-
SAT
40h 52m
2 stops
$924United Airlines
wt., paź 13 - śr., paź 21
Multiple Airlines Logo
11:45 am - 9:10 am
SAT
-
KEF
16h 25m
1 stop
Multiple Airlines Logo
5:00 pm - 1:35 pm
KEF
-
SAT
25h 35m
2 stops
$927Multiple Airlines
czw., paź 1 - śr., paź 7
United Airlines Logo
5:45 am - 8:45 am
SAT
-
KEF
46h 00m
3 stops
United Airlines Logo
9:15 am - 9:07 pm
KEF
-
SAT
40h 52m
2 stops
$929United Airlines
wt., paź 13 - śr., paź 21
Multiple Airlines Logo
6:08 am - 7:40 am
SAT
-
KEF
20h 32m
1 stop
Multiple Airlines Logo
9:30 am - 9:32 pm
KEF
-
SAT
17h 02m
1 stop
$934Multiple Airlines
ndz., maj 17 - wt., maj 26
Multiple Airlines Logo
7:51 pm - 9:25 am
SAT
-
KEF
32h 34m
1 stop
Multiple Airlines Logo
10:45 am - 6:56 pm
KEF
-
SAT
13h 11m
1 stop
$935Multiple Airlines
wt., cze 23 - czw., lip 2
Multiple Airlines Logo
8:56 pm - 6:00 am
SAT
-
KEF
28h 04m
2 stops
Multiple Airlines Logo
10:45 am - 6:56 pm
KEF
-
SAT
13h 11m
1 stop
$938Multiple Airlines
wt., lip 7 - czw., lip 16

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
Oct 13
SAT8:55 amSan Antonio
18h 00m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Oct 21
KEF9:15 amReykjavik Keflavik Intl
40h 52m
2 stops
SAT9:07 pmSan Antonio
$924
United Airlines
Oct 13
SAT5:45 amSan Antonio
46h 00m
3 stops
KEF8:45 amReykjavik Keflavik Intl
Oct 21
KEF9:15 amReykjavik Keflavik Intl
40h 52m
2 stops
SAT9:07 pmSan Antonio
$929
United Airlines
Oct 12
SAT5:45 amSan Antonio
22h 00m
2 stops
KEF8:45 amReykjavik Keflavik Intl
Oct 19
KEF10:00 amReykjavik Keflavik Intl
34h 21m
2 stops
SAT3:21 pmSan Antonio
$985

Scandinavian Airlines flights from San Antonio to Reykjavik Keflavik Intl Airport

Our best Scandinavian Airlines deals on San Antonio to Reykjavik Keflavik Intl Airport flight tickets
Scandinavian Airlines
Oct 1
SAT12:15 pmSan Antonio
38h 25m
2 stops
KEF7:40 amReykjavik Keflavik Intl
Oct 7
KEF10:30 amReykjavik Keflavik Intl
42h 58m
2 stops
SAT12:28 amSan Antonio
$1,000
Scandinavian Airlines
Oct 1
SAT12:15 pmSan Antonio
23h 00m
2 stops
KEF4:15 pmReykjavik Keflavik Intl
Oct 7
KEF10:30 amReykjavik Keflavik Intl
42h 58m
2 stops
SAT12:28 amSan Antonio
$1,021

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 Kwiecień 17, 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

Cheapest round-trip

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

ndz. 8/16

12:10 pm-9:30 am

1 stop16h 20m

Reykjavik Keflavik Intl

sob. 8/29

9:30 am-9:28 pm

1 stop16h 58m

$915

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

ndz. 8/16

12:10 pm-9:30 am

1 stop16h 20m

Reykjavik Keflavik Intl

sob. 8/29

8:45 am-11:12 pm

1 stop19h 27m

$916
Quickest round-trip

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

ndz. 8/16

12:10 pm-9:30 am

1 stop16h 20m

Reykjavik Keflavik Intl

sob. 8/29

8:45 am-8:10 pm

2 stops16h 25m

$920

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

czw. 10/1

11:45 am-9:10 am

1 stop16h 25m

Reykjavik Keflavik Intl

śr. 10/7

5:00 pm-5:15 pm

1 stop29h 15m

$922

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

wt. 10/13

8:55 am-7:55 am

2 stops18h 00m

Reykjavik Keflavik Intl

śr. 10/21

9:15 am-9:07 pm

2 stops40h 52m

$924

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

czw. 10/1

11:45 am-9:10 am

1 stop16h 25m

Reykjavik Keflavik Intl

śr. 10/7

5:00 pm-1:35 pm

2 stops25h 35m

$927

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

wt. 10/13

5:45 am-8:45 am

3 stops46h 00m

Reykjavik Keflavik Intl

śr. 10/21

9:15 am-9:07 pm

2 stops40h 52m

$929

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

ndz. 5/17

6:08 am-7:40 am

1 stop20h 32m

Reykjavik Keflavik Intl

wt. 5/26

9:30 am-9:32 pm

1 stop17h 02m

$934

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

wt. 6/23

7:51 pm-9:25 am

1 stop32h 34m

Reykjavik Keflavik Intl

czw. 7/2

10:45 am-6:56 pm

1 stop13h 11m

$935

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

wt. 7/7

8:56 pm-6:00 am

2 stops28h 04m

Reykjavik Keflavik Intl

czw. 7/16

10:45 am-6:56 pm

1 stop13h 11m

$938

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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?

Delta and Air Canada are the most popular carriers operating from San Antonio to Reykjavik Keflavik Intl

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

10h 15m

Direct flights

None
The fastest flight from San Antonio to Reykjavik Keflavik Intl Airport takes 10h 15m
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

Frequently asked questions about flying from San Antonio to Reykjavik Keflavik Intl Airport

  • 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 10h 15m.

  • 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
DeltaPriceFrom $628Free CancellationRating
7.9
8,406 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

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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.

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ndz. 5/17
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