Cheap flights from San Antonio to Iceland from $620

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 Iceland departing on 6/25. 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 San Antonio to Iceland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:16 pm - 6:00 am
SAT
-
KEF
12h 44m
1 stop
Multiple Airlines Logo
4:50 pm - 11:21 am
KEF
-
SAT
23h 31m
1 stop
$885Multiple Airlines
Thu, Oct 8 - Mon, Oct 12
Multiple Airlines Logo
11:45 am - 6:25 am
SAT
-
KEF
13h 40m
1 stop
Multiple Airlines Logo
5:00 pm - 12:15 pm
KEF
-
SAT
24h 15m
1 stop
$921Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
Multiple Airlines Logo
11:45 am - 6:25 am
SAT
-
KEF
13h 40m
1 stop
Multiple Airlines Logo
5:00 pm - 2:10 pm
KEF
-
SAT
26h 10m
2 stops
$927Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
Multiple Airlines Logo
11:45 am - 6:25 am
SAT
-
KEF
13h 40m
1 stop
Multiple Airlines Logo
5:00 pm - 2:10 pm
KEF
-
SAT
26h 10m
2 stops
$928Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
Multiple Airlines Logo
9:25 am - 6:40 am
SAT
-
KEF
16h 15m
1 stop
Multiple Airlines Logo
4:45 pm - 8:45 am
KEF
-
SAT
21h 00m
1 stop
$932Multiple Airlines
Thu, Sep 10 - Sat, Sep 19
Multiple Airlines Logo
5:25 pm - 6:25 am
SAT
-
KEF
32h 00m
1 stop
Multiple Airlines Logo
5:00 pm - 12:15 pm
KEF
-
SAT
24h 15m
1 stop
$934Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
Multiple Airlines Logo
11:50 am - 9:10 am
SAT
-
KEF
16h 20m
1 stop
Multiple Airlines Logo
5:00 pm - 4:45 pm
KEF
-
SAT
28h 45m
1 stop
$935Multiple Airlines
Thu, Sep 10 - Fri, Sep 18
Multiple Airlines Logo
11:45 am - 6:25 am
SAT
-
KEF
13h 40m
1 stop
Multiple Airlines Logo
7:50 pm - 11:40 am
KEF
-
SAT
20h 50m
1 stop
$939Multiple Airlines
Fri, Oct 2 - Tue, Oct 6
Multiple Airlines Logo
9:55 am - 6:40 am
SAT
-
KEF
15h 45m
1 stop
Multiple Airlines Logo
4:45 pm - 10:50 am
KEF
-
SAT
23h 05m
2 stops
$940Multiple Airlines
Sun, Jul 5 - Thu, Jul 9
Icelandair Logo
4:44 pm - 2:00 pm
SAT
-
KEF
16h 16m
1 stop
Icelandair Logo
10:40 am - 5:00 am
KEF
-
SAT
23h 20m
1 stop
$945Icelandair
Wed, Jul 15 - Wed, Jul 22

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United Airlines flights from San Antonio to Iceland

Our best United Airlines deals on San Antonio to Iceland flight tickets
United Airlines
Sep 22
SAT9:07 amSan Antonio
18h 23m
2 stops
KEF8:30 amReykjavik Keflavik Intl
Oct 1
KEF10:00 amReykjavik Keflavik Intl
31h 11m
2 stops
SAT12:11 pmSan Antonio
$955
United Airlines
Sep 23
SAT7:35 amSan Antonio
20h 15m
2 stops
KEF8:50 amReykjavik Keflavik Intl
Oct 1
KEF10:00 amReykjavik Keflavik Intl
31h 11m
2 stops
SAT12:11 pmSan Antonio
$960
United Airlines
Sep 22
SAT12:10 pmSan Antonio
15h 20m
1 stop
KEF8:30 amReykjavik Keflavik Intl
Sep 30
KEF9:15 amReykjavik Keflavik Intl
40h 27m
2 stops
SAT8:42 pmSan Antonio
$964

Air Canada flights from San Antonio to Iceland

Our best Air Canada deals on San Antonio to Iceland flight tickets
Air Canada
Sep 8
SAT6:00 amSan Antonio
20h 55m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Sep 18
KEF9:15 amReykjavik Keflavik Intl
34h 55m
2 stops
SAT3:10 pmSan Antonio
$977
Air Canada
Aug 16
SAT6:30 amSan Antonio
20h 25m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Aug 29
KEF10:00 amReykjavik Keflavik Intl
29h 37m
2 stops
SAT10:37 amSan Antonio
$982
Air Canada
Sep 7
SAT5:27 pmSan Antonio
33h 28m
2 stops
KEF7:55 amReykjavik Keflavik Intl
Sep 18
KEF9:15 amReykjavik Keflavik Intl
36h 16m
2 stops
SAT4:31 pmSan Antonio
$984

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Iceland 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 June 15, 2026.
Use the filters below to find and compare flights from San Antonio to Iceland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Thu 10/8

12:16 pm-6:00 am

1 stop12h 44m

Reykjavik Keflavik Intl

Mon 10/12

4:50 pm-11:21 am

1 stop23h 31m

$885

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Fri 10/16

11:45 am-6:25 am

1 stop13h 40m

Reykjavik Keflavik Intl

Fri 10/23

5:00 pm-12:15 pm

1 stop24h 15m

$921

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Fri 10/16

11:45 am-6:25 am

1 stop13h 40m

Reykjavik Keflavik Intl

Fri 10/23

5:00 pm-2:10 pm

2 stops26h 10m

$927

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Fri 10/16

11:45 am-6:25 am

1 stop13h 40m

Reykjavik Keflavik Intl

Fri 10/23

5:00 pm-2:10 pm

2 stops26h 10m

$928

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Thu 9/10

9:25 am-6:40 am

1 stop16h 15m

Reykjavik Keflavik Intl

Sat 9/19

4:45 pm-8:45 am

1 stop21h 00m

$932

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Fri 10/16

5:25 pm-6:25 am

1 stop32h 00m

Reykjavik Keflavik Intl

Fri 10/23

5:00 pm-12:15 pm

1 stop24h 15m

$934

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Thu 9/10

11:50 am-9:10 am

1 stop16h 20m

Reykjavik Keflavik Intl

Fri 9/18

5:00 pm-4:45 pm

1 stop28h 45m

$935
Quickest round-trip

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Fri 10/2

11:45 am-6:25 am

1 stop13h 40m

Reykjavik Keflavik Intl

Tue 10/6

7:50 pm-11:40 am

1 stop20h 50m

$939

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sun 7/5

9:55 am-6:40 am

1 stop15h 45m

Reykjavik Keflavik Intl

Thu 7/9

4:45 pm-10:50 am

2 stops23h 05m

$940

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Wed 7/15

4:44 pm-2:00 pm

1 stop16h 16m

Reykjavik Keflavik Intl

Wed 7/22

10:40 am-5:00 am

1 stop23h 20m

$945

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Iceland from

How to get the cheapest flight ticket from San Antonio to Iceland

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 Iceland?

WestJet, United Airlines, and British Airways are the most popular carriers operating from San Antonio to Iceland

Cheap San Antonio to Iceland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Iceland

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from San Antonio to Iceland takes 10h 15m
There are no direct flights from San Antonio to Iceland. There are no popular flight routes from San Antonio to Iceland.

Frequently asked questions about flying from San Antonio to Iceland

  • When did momondo last update prices for flights from San Antonio Airport to Iceland?

    Prices for flights from San Antonio Airport to Iceland refresh daily.

  • How old do you have to be to fly from San Antonio Airport to Iceland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Iceland.

  • What documentation or ID do you need to fly to Iceland?

    The necessary travel and health documents for your Iceland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Iceland?

It is quick and easy to find San Antonio to Iceland 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 Iceland that suits you.

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

Flights from San Antonio to Iceland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for San Antonio to Iceland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Iceland, momondo offers a useful price alert feature which will track prices for flights to Iceland from San Antonio and alert you when they change.

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1 adult
Wed 7/15
Wed 7/22

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