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Keflavik Intl

$499+ Cheap flights from San Antonio (SAT) to Keflavik Intl (KEF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — KEF
Jan 28 — Feb 41
Tue 1/28
Tue 2/4
1 adult, Economy
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Cheap flight deals from San Antonio to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Keflavik Intl (KEF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$598
(Delta)

One-way from

$499
(CheapOair)
Provider with most accurate pricing for San Antonio-Reykjavik Keflavik Intl flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Reykjavik Keflavik Intl flights.
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From San Antonio to Reykjavik Keflavik Intl
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One-way flight from San Antonio to Reykjavik Keflavik Intl
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Find flight deals from San Antonio to Keflavik Intl

Cheapest flights from San Antonio to Keflavik Intl
Explore the most affordable flight options available from San Antonio to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 23, 2025.

This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/112:27 pmSAT - KEF
1 stop16h 03mDelta
Tue 4/811:25 amKEF - SAT
1 stop29h 03mDelta
Deal found 1/22$598
This Mytrip deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/242:32 pmSAT - KEF
3 stops32h 13mMultiple Airlines
Thu 2/274:00 pmKEF - SAT
2 stops24h 22mMultiple Airlines
Deal found 1/23$629
This United Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:01 pmSAT - KEF
1 stop13h 29mUnited Airlines
Wed 9/2412:00 pmKEF - SAT
1 stop16h 08mUnited Airlines
Deal found 1/22$641
This Priceline deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/176:27 pmSAT - KEF
2 stops35h 23mBritish Airways
Mon 3/2411:45 amKEF - SAT
2 stops41h 08mBritish Airways
Deal found 1/22$647
This Justfly.com deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:00 pmSAT - KEF
2 stops34h 35mAir Canada
Wed 9/2410:00 amKEF - SAT
2 stops34h 30mAir Canada
Deal found 1/22$664
This American Airlines deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/222:32 pmSAT - KEF
2 stops20h 38mAmerican Airlines
Fri 2/286:45 pmKEF - SAT
2 stops29h 57mAmerican Airlines
Deal found 1/23$718
This StudentUniverse deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/252:32 pmSAT - KEF
2 stops37h 43mFinnair
Sun 3/305:15 pmKEF - SAT
2 stops29h 53mFinnair
Deal found 1/23$736
This Virgin Atlantic deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/212:27 pmSAT - KEF
1 stop16h 03mVirgin Atlantic
Tue 4/811:25 amKEF - SAT
2 stops16h 15mVirgin Atlantic
Deal found 1/22$792
This KAYAK deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/112:05 pmSAT - KEF
2 stops30h 30mLufthansa
Mon 4/712:25 amKEF - SAT
2 stops27h 34mLufthansa
Deal found 1/22$814
This Ovago deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/11:59 pmSAT - KEF
2 stops27h 21mScandinavian Airlines
Wed 3/511:30 amKEF - SAT
2 stops42h 14mScandinavian Airlines
Deal found 1/23$929
This KLM deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1412:10 pmSAT - KEF
1 stop16h 20mKLM
Sat 6/2111:25 amKEF - SAT
2 stops17h 49mKLM
Deal found 1/22$1,561

Find flights from San Antonio to Keflavik Intl within your budget

Customize your flight search to find flights from San Antonio to Keflavik Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 23, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Tue 4/1

12:27 pm-9:30 am

1 stop16h 03m

Reykjavik Keflavik Intl

Tue 4/8

11:25 am-11:28 am

1 stop29h 03m

$598

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Mon 2/24

2:32 pm-4:45 am

3 stops32h 13m

Reykjavik Keflavik Intl

Thu 2/27

4:00 pm-10:22 am

2 stops24h 22m

$629

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Mon 3/17

6:27 pm-10:50 am

2 stops35h 23m

Reykjavik Keflavik Intl

Mon 3/24

11:45 am-11:53 pm

2 stops41h 08m

$647

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 2/22

2:32 pm-5:10 pm

2 stops20h 38m

Reykjavik Keflavik Intl

Fri 2/28

6:45 pm-6:42 pm

2 stops29h 57m

$718

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Tue 3/25

2:32 pm-9:15 am

2 stops37h 43m

Reykjavik Keflavik Intl

Sun 3/30

5:15 pm-6:08 pm

2 stops29h 53m

$736

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Thu 7/3

5:00 pm-8:35 am

2 stops34h 35m

Reykjavik Keflavik Intl

Tue 7/8

10:00 am-11:08 pm

2 stops42h 08m

$773

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Wed 4/2

12:27 pm-9:30 am

1 stop16h 03m

Reykjavik Keflavik Intl

Tue 4/8

11:25 am-10:40 pm

2 stops16h 15m

$792

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Tue 4/1

12:05 pm-11:35 pm

2 stops30h 30m

Reykjavik Keflavik Intl

Mon 4/7

12:25 am-10:59 pm

2 stops27h 34m

$814

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Sat 3/1

1:59 pm-11:20 pm

2 stops27h 21m

Reykjavik Keflavik Intl

Wed 3/5

11:30 am-11:44 pm

2 stops42h 14m

$929

San AntonioReykjavik

SAT - KEF

SATKEF

San Antonio

Wed 7/2

5:00 pm-8:30 am

1 stop10h 30m

Reykjavik Keflavik Intl

Tue 7/8

10:00 am-10:46 am

2 stops29h 46m

$1,007

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 14 results
1
2

Compare providers for flights from San Antonio to Keflavik Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Keflavik Intl in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Antonio to Keflavik Intl

Get recent, data-driven insights about flights from San Antonio to Keflavik Intl including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SAT to KEF?

Find hourly flight availability from San Antonio to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 23, 2025.

When flying from San Antonio to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 9% versus a flight at noon.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated January 23, 2025.
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,508 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,338 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
663 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,970 reviews
Delta
8.0
Very good
8,508 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.6

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Keflavik Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Reykjavik Keflavik Intl?

    Most people fly from San Antonio (SAT) if they book a flight from San Antonio to Reykjavik Keflavik Intl. On average, San Antonio has 0 outbound flights to Reykjavik Keflavik Intl per day from 2 airlines. San Antonio is conveniently located just 7.6 mi from San Antonio’s city center.

  • What are the cheapest airlines flying from San Antonio to Reykjavik Keflavik Intl Airport round-trip?

    Cheapflights users have booked flights from San Antonio to Reykjavik Keflavik Intl Airport round-trip from $598. Other airlines that can offer you cheap pricing are British Airways, from $647, and American Airlines, from $718.

  • Can I find deals for flights from San Antonio to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on San Antonio to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Keflavik Intl.

  • Can I find deals for business class flights from San Antonio to Keflavik Intl?

    Yes. Cheapflights offers flight deals from San Antonio to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from San Antonio to Reykjavik Keflavik Intl Airport (average of $328). Flying from San Antonio to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from San Antonio to Keflavik Intl

Discover the top 2 airlines that operate flights from San Antonio to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$593Average$797FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$630Average$863FlexibilityNo cancel feeOn-time69%
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