What is the cheapest airline that flies from San Antonio to Helsinki-Vantaa?

Delta is the most popular carrier operating from San Antonio to Helsinki-Vantaa

When did momondo last update prices for flights from San Antonio Airport to Helsinki-Vantaa Airport?

Prices for flights from San Antonio Airport to Helsinki-Vantaa Airport are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Helsinki-Vantaa Airport?

As of September 2026, there is 1 operator available to choose from for flights from San Antonio Airport to Helsinki-Vantaa Airport.

How old do you have to be to fly from San Antonio Airport to Helsinki-Vantaa Airport?

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 Helsinki-Vantaa Airport.

What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

The necessary travel and health documents for your Helsinki-Vantaa Airport 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.

$403 Cheap Flights from San Antonio to Helsinki in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Helsinki

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:39 pm - 6:45 pmSAT San Antonio-HEL Helsinki-Vantaa

17h 06m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

7:05 am - 10:59 pmHEL Helsinki-Vantaa-SAT San Antonio

23h 54m2 stops Frankfurt am Main Chicago O'Hare Intl

$702Lufthansa

Mon, Jan 4 - Tue, Jan 12

2:50 pm - 11:40 amSAT San Antonio-HEL Helsinki-Vantaa

12h 50m1 stop Dallas/Fort Worth

12:30 pm - 7:19 pmHEL Helsinki-Vantaa-SAT San Antonio

14h 49m1 stop Dallas/Fort Worth

$703Finnair

Mon, Jan 4 - Tue, Jan 12

3:21 pm - 3:20 pmSAT San Antonio-HEL Helsinki-Vantaa

15h 59m1 stop Los Angeles

12:30 pm - 7:19 pmHEL Helsinki-Vantaa-SAT San Antonio

14h 49m1 stop Dallas/Fort Worth

$709Multiple Airlines

Sun, Feb 21 - Wed, Mar 3

3:00 pm - 11:40 amSAT San Antonio-HEL Helsinki-Vantaa

12h 40m1 stop Dallas/Fort Worth

12:30 pm - 11:28 pmHEL Helsinki-Vantaa-SAT San Antonio

18h 58m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$714American Airlines

Sun, Feb 21 - Wed, Mar 3

1:41 pm - 1:30 amSAT San Antonio-HEL Helsinki-Vantaa

27h 49m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

9:00 pm - 12:33 amHEL Helsinki-Vantaa-SAT San Antonio

34h 33m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$715Scandinavian Airlines

Tue, Oct 13 - Tue, Oct 27

4:00 pm - 4:40 pmSAT San Antonio-HEL Helsinki-Vantaa

16h 40m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

6:40 am - 10:27 pmHEL Helsinki-Vantaa-SAT San Antonio

23h 47m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$721Delta

Sun, Feb 21 - Wed, Mar 3

4:25 pm - 3:25 pmSAT San Antonio-HEL Helsinki-Vantaa

16h 00m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

6:10 am - 10:27 pmHEL Helsinki-Vantaa-SAT San Antonio

24h 17m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$725Scandinavian Airlines

Fri, Mar 19 - Fri, Apr 2

9:23 am - 11:40 amSAT San Antonio-HEL Helsinki-Vantaa

18h 17m1 stop Dallas/Fort Worth

12:30 pm - 11:05 pmHEL Helsinki-Vantaa-SAT San Antonio

18h 35m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$729American Airlines

Mon, Jan 4 - Tue, Jan 12

4:10 pm - 1:35 amSAT San Antonio-HEL Helsinki-Vantaa

25h 25m2 stops Los Angeles Kastrup Copenhagen

7:00 am - 11:18 pmHEL Helsinki-Vantaa-SAT San Antonio

24h 18m3 stops Stockholm Arlanda Kastrup Copenhagen Los Angeles

$741Scandinavian Airlines

Sun, Feb 21 - Wed, Mar 3

1:41 pm - 1:30 amSAT San Antonio-HEL Helsinki-Vantaa

27h 49m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

9:00 pm - 12:33 amHEL Helsinki-Vantaa-SAT San Antonio

34h 33m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

$745Scandinavian Airlines

Tue, Oct 13 - Tue, Oct 27

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American Airlines flights from San Antonio to Helsinki

Our best American Airlines deals on San Antonio to Helsinki flight tickets

American Airlines

Feb 21

SAT3:00 pmSan Antonio

12h 40m

1 stop

HEL11:40 amHelsinki-Vantaa

Mar 3

HEL12:30 pmHelsinki-Vantaa

18h 58m

2 stops

SAT11:28 pmSan Antonio

$714

American Airlines

Jan 4

SAT9:23 amSan Antonio

18h 17m

1 stop

HEL11:40 amHelsinki-Vantaa

Jan 12

HEL12:30 pmHelsinki-Vantaa

18h 35m

2 stops

SAT11:05 pmSan Antonio

$729

American Airlines

Mar 28

SAT3:09 pmSan Antonio

15h 06m

1 stop

HEL2:15 pmHelsinki-Vantaa

Apr 3

HEL12:35 pmHelsinki-Vantaa

18h 24m

1 stop

SAT10:59 pmSan Antonio

$759

Scandinavian Airlines flights from San Antonio to Helsinki

Our best Scandinavian Airlines deals on San Antonio to Helsinki flight tickets

Scandinavian Airlines

Oct 13

SAT1:41 pmSan Antonio

27h 49m

2 stops

HEL1:30 amHelsinki-Vantaa

Oct 27

HEL9:00 pmHelsinki-Vantaa

34h 33m

2 stops

SAT12:33 amSan Antonio

$715

Scandinavian Airlines

Mar 19

SAT4:25 pmSan Antonio

16h 00m

2 stops

HEL3:25 pmHelsinki-Vantaa

Apr 2

HEL6:10 amHelsinki-Vantaa

24h 17m

2 stops

SAT10:27 pmSan Antonio

$725

Scandinavian Airlines

Feb 21

SAT4:10 pmSan Antonio

25h 25m

2 stops

HEL1:35 amHelsinki-Vantaa

Mar 3

HEL7:00 amHelsinki-Vantaa

24h 18m

3 stops

SAT11:18 pmSan Antonio

$741

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Mon 1/4

5:39 pm-6:45 pm

2 stops17h 06m

Helsinki-Vantaa

Tue 1/12

7:05 am-10:59 pm

2 stops23h 54m

$702

Quickest round-trip

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Mon 1/4

2:50 pm-11:40 am

1 stop12h 50m

Helsinki-Vantaa

Tue 1/12

12:30 pm-7:19 pm

1 stop14h 49m

$703

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Sun 2/21

3:21 pm-3:20 pm

1 stop15h 59m

Helsinki-Vantaa

Wed 3/3

12:30 pm-7:19 pm

1 stop14h 49m

$709

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Sun 2/21

3:00 pm-11:40 am

1 stop12h 40m

Helsinki-Vantaa

Wed 3/3

12:30 pm-11:28 pm

2 stops18h 58m

$714

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Tue 10/13

1:41 pm-1:30 am

2 stops27h 49m

Helsinki-Vantaa

Tue 10/27

9:00 pm-12:33 am

2 stops34h 33m

$715

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Sun 2/21

4:00 pm-4:40 pm

2 stops16h 40m

Helsinki-Vantaa

Wed 3/3

6:40 am-10:27 pm

2 stops23h 47m

$721

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Fri 3/19

4:25 pm-3:25 pm

2 stops16h 00m

Helsinki-Vantaa

Fri 4/2

6:10 am-10:27 pm

2 stops24h 17m

$725

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Mon 1/4

9:23 am-11:40 am

1 stop18h 17m

Helsinki-Vantaa

Tue 1/12

12:30 pm-11:05 pm

2 stops18h 35m

$729

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Sun 2/21

4:10 pm-1:35 am

2 stops25h 25m

Helsinki-Vantaa

Wed 3/3

7:00 am-11:18 pm

3 stops24h 18m

$741

San AntonioHelsinki

SAT San Antonio - HEL Helsinki-Vantaa

SATHEL

San Antonio

Tue 10/13

1:41 pm-1:30 am

2 stops27h 49m

Helsinki-Vantaa

Tue 10/27

9:00 pm-12:33 am

2 stops34h 33m

$745

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on San Antonio to Helsinki flights?

You could potentially save up to 32% on your flight if you consider stops on a San Antonio to Helsinki flight.

When to book flights from San Antonio to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Helsinki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Antonio to Helsinki (SAT to HEL) flight deals and tips

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

Best Price Found	$403
Fastest flight time	12h 40m
Direct flights	None

The best one-way flight to Helsinki from San Antonio in the past 72 hours is $403. The best round-trip flight deal from San Antonio to Helsinki found on momondo in the last 72 hours is $702.

The fastest flight from San Antonio to Helsinki takes 12h 40m

There are no direct flights from San Antonio to Helsinki. There are no popular flight routes from San Antonio to Helsinki.

Search flight deals

Frequently asked questions about flying from San Antonio to Helsinki

How far is San Antonio to Helsinki-Vantaa by plane?
A flight from San Antonio to Helsinki-Vantaa will travel around 5468.2 mi. In terms of flight time, this usually takes a little over 12h 40m.
When did momondo last update prices for flights from San Antonio Airport to Helsinki-Vantaa Airport?
Prices for flights from San Antonio Airport to Helsinki-Vantaa Airport are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Helsinki-Vantaa Airport?
As of September 2026, there is 1 operator available to choose from for flights from San Antonio Airport to Helsinki-Vantaa Airport.
How old do you have to be to fly from San Antonio Airport to Helsinki-Vantaa Airport?
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 Helsinki-Vantaa Airport.
What documentation or ID do you need to fly to Helsinki-Vantaa Airport?
The necessary travel and health documents for your Helsinki-Vantaa Airport 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.
What is the most popular airline from San Antonio to Helsinki?
momondo data reveals that the most frequently booked airline on the route from San Antonio to Helsinki is American Airlines, representing 100% of all bookings.

Best airlines flying from San Antonio to Helsinki

Compare and see reviews for airlines that fly from San Antonio to Helsinki with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $668	Free Cancellation	Rating 7.0 12,097 reviews		Search American Airlines flights

Vantaa

Espoo

Lahti

Kotka

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Helsinki for you.

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

momondo does allow users to show only those flights to Helsinki from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between San Antonio and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for San Antonio to Helsinki flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.