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$535+ Cheap flights from San Antonio (SAT) to Helsinki (HEL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — HEL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Antonio to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Helsinki (HEL). 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 June 12, 2025.

Round-trip from

$535
(Lufthansa)

Popular in

September

Cheapest in

November

Average price

$1,107
From San Antonio to Helsinki-Vantaa
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Highest demand for flights based on searches. 14% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($82 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Antonio to Helsinki

Cheapest flights from San Antonio to Helsinki
Explore the most affordable flight options available from San Antonio to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/41:43 pmSAT - HEL
2 stops26h 07mLufthansa
Mon 8/187:40 pmHEL - SAT
2 stops33h 06mLufthansa
Deal found 6/10$535
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 8/36:45 amSAT - HEL
2 stops21h 10mUnited Airlines
Thu 8/146:00 amHEL - SAT
2 stops25h 59mUnited Airlines
Deal found 6/10$556
This Finnair deal was found by Cheapflights users on 6/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/31:25 pmSAT - HEL
1 stop16h 50mMultiple Airlines
Sat 8/1612:35 pmHEL - SAT
1 stop15h 20mMultiple Airlines
Deal found 6/10$876
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/63:00 pmSAT - HEL
2 stops18h 50mBritish Airways
Mon 8/119:05 pmHEL - SAT
2 stops28h 40mBritish Airways
Deal found 6/12$988
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 8/31:25 pmSAT - HEL
1 stop16h 50mAmerican Airlines
Fri 8/1512:35 pmHEL - SAT
1 stop13h 06mAmerican Airlines
Deal found 6/10$1,006
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/211:48 amSAT - HEL
2 stops19h 37mScandinavian Airlines
Sat 8/167:20 amHEL - SAT
3 stops24h 32mScandinavian Airlines
Deal found 6/10$1,091
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 8/110:40 amSAT - HEL
2 stops18h 20mDelta
Sat 8/166:40 amHEL - SAT
2 stops19h 42mDelta
Deal found 6/10$1,114
This KAYAK deal was found by Cheapflights users on 6/10. 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.
Sat 8/22:15 pmSAT - HEL
2 stops16h 00mFinnair
Fri 8/1512:35 pmHEL - SAT
1 stop17h 37mFinnair
Deal found 6/10$1,116
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/29:39 amSAT - HEL
3 stops19h 11mAir Canada
Sat 8/166:10 amHEL - SAT
3 stops24h 49mAir Canada
Deal found 6/10$1,427

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to Helsinki 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 June 12, 2025.
Use the filters below to find and compare flights from San Antonio to Helsinki that are best for you.

Fly from

San Antonio

Fly to

Helsinki

Route

Depart

Return

Price

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Mon 8/4

1:43 pm-11:50 pm

2 stops26h 07m

Helsinki-Vantaa

Mon 8/18

7:40 pm-8:46 pm

2 stops33h 06m

$535

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 8/3

6:45 am-11:55 am

2 stops21h 10m

Helsinki-Vantaa

Thu 8/14

6:00 am-11:59 pm

2 stops25h 59m

$556

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 8/3

1:25 pm-2:15 pm

1 stop16h 50m

Helsinki-Vantaa

Sat 8/16

12:35 pm-7:55 pm

1 stop15h 20m

$876

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 8/6

3:00 pm-5:50 pm

2 stops18h 50m

Helsinki-Vantaa

Mon 8/11

9:05 pm-5:45 pm

2 stops28h 40m

$988

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 8/3

1:25 pm-2:15 pm

1 stop16h 50m

Helsinki-Vantaa

Fri 8/15

12:35 pm-5:41 pm

1 stop13h 06m

$1,006

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 8/2

11:48 am-3:25 pm

2 stops19h 37m

Helsinki-Vantaa

Sat 8/16

7:20 am-11:52 pm

3 stops24h 32m

$1,091

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 8/1

10:40 am-1:00 pm

2 stops18h 20m

Helsinki-Vantaa

Sat 8/16

6:40 am-6:22 pm

2 stops19h 42m

$1,114

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 8/2

2:15 pm-2:15 pm

2 stops16h 00m

Helsinki-Vantaa

Fri 8/15

12:35 pm-10:12 pm

1 stop17h 37m

$1,116

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 8/2

9:39 am-12:50 pm

3 stops19h 11m

Helsinki-Vantaa

Sat 8/16

6:10 am-10:59 pm

3 stops24h 49m

$1,427

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from San Antonio to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Helsinki

What is the cheapest month to book a flight from San Antonio to Helsinki?

Currently, November is the cheapest month in which you can book a flight from San Antonio to Helsinki (average of $444). Flying from San Antonio to Helsinki in June is currently the most expensive (average of $1,081). 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.

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

Find hourly flight availability from San Antonio to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from San Antonio to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 21% versus a flight in the afternoon.

Rainfall in Helsinki by month

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

In terms of precipitation, rainfall in Helsinki ranges from 1.2 - 2.8 inches per month. August is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Helsinki when rainfall is around 1.2 in.

Temperature in Helsinki by month

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

If weather is an important factor for your trip to Helsinki, 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 60.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from San Antonio to Helsinki round-trip?

    Our cheapest airline available from San Antonio to Helsinki is Lufthansa. Our recent data shows that you can find tickets from as low as $535 on this airline. Additional options worth looking into are United Airlines and British Airways, starting at $556 and $988 round-trip. These flights start at 42% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Helsinki 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 Helsinki?

    Currently, November is the cheapest month in which you can book a flight from San Antonio to Helsinki (average of $444). Flying from San Antonio to Helsinki in June is currently the most expensive (average of $1,081). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
Vantaa
Lahti

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from San Antonio to Helsinki

Discover the top 2 airlines that operate flights from San Antonio to Helsinki. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$479Average$1,122FlexibilityNo cancel feeOn-time71%
FinnairCheapest$498Average$609FlexibilityNo cancel feeOn-time76%

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