SAT - KEF

$805 Find Cheap Flights from San Antonio to Reykjavik - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$805
Typical prices: $952-$1,209
Multiple Airlines
Sun 12/2Sun 12/9
SAT - KEF • 2 stops
Nonstop flights
Not available
There are currently no direct flights between San Antonio and Reykjavik Keflavik Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 17% price drop
October
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $941 (round-trip)
Detroit Metropolitan Wayne County (DTW)
Shortest trip • 11h 35m (one-way)
Insights
Insights
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We hope you love your trip to Reykjavik Keflavik Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Antonio to Keflavik Intl (SAT-KEF)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Antonio to Keflavik Intl

Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
8:00 am - 5:15 pmSAT  San Antonio-KEF Reykjavik Keflavik Intl
27h 15m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
10:00 am - 10:43 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
42h 43m2 stops Helsinki-Vantaa Miami
$805Multiple Airlines
Thu, Mar 4 - Wed, Mar 10
Multiple Airlines Logo
9:20 am - 5:15 pmSAT  San Antonio-KEF Reykjavik Keflavik Intl
25h 55m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
6:00 pm - 8:41 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
32h 41m2 stops Helsinki-Vantaa Dallas/Fort Worth
$879Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
11:15 am - 6:05 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
12h 50m1 stop Denver Intl
Multiple Airlines Logo
5:00 pm - 11:15 amKEF  Reykjavik Keflavik Intl-SAT San Antonio
24h 15m1 stop Baltimore/Washington
$937Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
6:00 am - 6:05 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
18h 05m1 stop Denver Intl
Multiple Airlines Logo
4:55 pm - 11:15 amKEF  Reykjavik Keflavik Intl-SAT San Antonio
24h 20m2 stops Denver Intl Dallas Love Field
$954Multiple Airlines
Fri, Nov 20 - Thu, Nov 26
United Airlines Logo
7:00 am - 10:00 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
21h 00m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
12:00 pm - 12:08 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
30h 08m1 stop Chicago O'Hare Intl
$968United Airlines
Fri, Nov 20 - Thu, Nov 26
United Airlines Logo
7:00 am - 10:00 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
21h 00m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
12:00 pm - 1:16 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
55h 16m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$973United Airlines
Fri, Mar 5 - Fri, Mar 12
Multiple Airlines Logo
5:15 am - 6:30 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
19h 15m1 stop Baltimore/Washington
Multiple Airlines Logo
5:00 pm - 11:20 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
12h 20m1 stop Baltimore/Washington
$984Multiple Airlines
Thu, Mar 4 - Wed, Mar 10
Multiple Airlines Logo
5:15 pm - 6:30 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
31h 15m1 stop Baltimore/Washington
Multiple Airlines Logo
5:15 pm - 9:20 amKEF  Reykjavik Keflavik Intl-SAT San Antonio
22h 05m1 stop Orlando
$1,007Multiple Airlines
Fri, Nov 20 - Mon, Nov 23
United Airlines Logo
7:00 am - 10:00 amSAT  San Antonio-KEF Reykjavik Keflavik Intl
21h 00m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
United Airlines Logo
12:00 pm - 8:29 amKEF  Reykjavik Keflavik Intl-SAT San Antonio
26h 29m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$1,012United Airlines
Fri, Mar 5 - Fri, Mar 12
Multiple Airlines Logo
11:34 am - 5:15 pmSAT  San Antonio-KEF Reykjavik Keflavik Intl
23h 41m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
6:00 pm - 10:57 pmKEF  Reykjavik Keflavik Intl-SAT San Antonio
34h 57m2 stops Helsinki-Vantaa Dallas/Fort Worth
$1,059Multiple Airlines
Booking Insights

Price, demand and travel trends for San Antonio to Reykjavik Keflavik Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from San Antonio to Reykjavik Keflavik Intl Airport?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from San Antonio to Reykjavik Keflavik Intl Airport. It’s 10% cheaper than the average day, while Saturday is the most expensive, with prices 9% higher.

Find deals

Key details for San Antonio to Reykjavik Keflavik Intl Airport flights

Low season

January

Cheapest flight

$805
Beat the crowds with an average 53% drop in travelers.
The most popular month to fly with an average 21% increase in travelers.
Round-trip flight from San Antonio to Reykjavik Keflavik Intl Airport

When to book flights from San Antonio to Keflavik Intl

Are your dates flexible? Find out the best times to travel from San Antonio to Keflavik Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Antonio to Reykjavik Keflavik Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from San Antonio to Reykjavik Keflavik Intl Airport?

    Three cabin classes are available on flights from San Antonio to Reykjavik Keflavik Intl Airport:

    • Economy Class
    • Premium Economy Class
    • First Class

  • How long is a flight from San Antonio to Reykjavik Keflavik Intl Airport?

    A nonstop flight from San Antonio to Reykjavik Keflavik Intl Airport takes 00m, covering 3,975 miles.

  • Do I need a passport to fly from San Antonio to Reykjavik Keflavik Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a San Antonio to Reykjavik Keflavik Intl Airport flight?

    Round-trip flights from San Antonio to Reykjavik Keflavik Intl Airport range from $952 to $1,209, with an average of $1,084 over the past 12 months. Anything below $952 counts as a good deal.

  • Have flight prices from San Antonio to Reykjavik Keflavik Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $805 to $4,830. That means the highest observed fare was about 6x higher than the lowest one.

  • What car rental options are available at Reykjavik Keflavik Intl Airport (KEF)?

    Reykjavik Keflavik Intl Airport (KEF) hosts 5 major car rental companies, with daily rates averaging $63 for economy cars. Top options include:

    • Ice Rental 4x4
    • Fair Car
    • Budget
    • Alamo
    • Europcar

  • Which airports can I use when flying from San Antonio to Reykjavik Keflavik Intl Airport?

    Flights from San Antonio to Reykjavik Keflavik Intl Airport usually depart from San Antonio (SAT) and arrive at Reykjavik Keflavik Intl (KEF).

  • Which airports do connecting flights from San Antonio to Reykjavik Keflavik Intl Airport pass through?

    One-stop flights from San Antonio to Reykjavik Keflavik Intl Airport most commonly connect through:

    • Minneapolis St Paul (MSP) - 23% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 23% of one-stop connections
    • Baltimore/Washington (BWI) - 21% of one-stop connections
    • Nashville Intl (BNA) - 14% of one-stop connections

  • Can I save money by using flexible dates for flights from San Antonio to Reykjavik Keflavik Intl Airport?

    Yes. Flexible dates can save you up to 18% on flights from San Antonio to Reykjavik Keflavik Intl Airport. Thursday is the cheapest departure day at $983 round-trip on average, while Saturday is the most expensive at $1,192, a difference of $209.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from San Antonio to Reykjavik Keflavik Intl Airport?

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 11h 35m, compared with 12h 05m via Nashville Intl (BNA) and 12h 27m via Minneapolis St Paul (MSP).

  • What is the time difference between San Antonio and Reykjavik Keflavik Intl Airport?

    Reykjavik Keflavik Intl Airport is 6 hours ahead of San Antonio (Greenwich Mean Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Reykjavik Keflavik Intl Airport?

    Some of the most popular sights in Reykjavik Keflavik Intl Airport are Harpa, Laugardalsholl and The Settlement Exhibition: Reykjavík 871±2. These are among the most viewed places in Reykjavik Keflavik Intl Airport on KAYAK.

Your guide to booking San Antonio to Reykjavik Keflavik Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Saturday. On this route, Thursday flights average $983, about $209 less than Saturday fares (18% savings) based on the last 12 months.
  • If you can choose when to travel, plan your San Antonio to Reykjavik Keflavik Intl Airport trip for August. Fares historically average $903 round-trip in that month - typically $371 less than the most expensive month, which is February (based on the last 12 months).

More options for your flight from San Antonio to Keflavik Intl

Complete your trip to Reykjavik with a hotel stay or car rental

Car rentals in Reykjavik
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