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 December 2025, there are 2 operators 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.

$486 Cheap Flights from San Antonio to Helsinki in 2025/26

Q: What is the typical price of a round-trip flight between San Antonio and Helsinki?

Prices are currently low for flights on this route. Typical prices usually range from $758 to $1,511. The lowest price recently found on this route was $496.

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Find the cheapest flights from San Antonio to Helsinki

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:05 pm - 4:25 pm

SAT

HEL

20h 20m2 stops

7:00 am - 10:55 pm

HEL

SAT

23h 55m2 stops

$496Delta

Sat, Jan 17 - Sat, Jan 24

1:40 pm - 10:40 am

SAT

HEL

37h 00m2 stops

9:00 pm - 11:43 pm

HEL

SAT

34h 43m2 stops

$664Scandinavian Airlines

Fri, Feb 6 - Tue, Feb 10

1:40 pm - 10:40 am

SAT

HEL

37h 00m2 stops

4:05 pm - 11:43 pm

HEL

SAT

39h 38m2 stops

$665Scandinavian Airlines

Fri, Feb 6 - Tue, Feb 10

5:10 am - 11:10 am

SAT

HEL

22h 00m1 stop

12:45 pm - 11:59 pm

HEL

SAT

19h 14m1 stop

$742American Airlines

Sat, Jan 17 - Sat, Jan 24

5:10 am - 11:10 am

SAT

HEL

22h 00m1 stop

12:45 pm - 12:15 am

HEL

SAT

19h 30m2 stops

$746American Airlines

Sat, Jan 17 - Sat, Jan 24

6:30 am - 6:50 pm

SAT

HEL

28h 20m3 stops

6:55 am - 11:52 pm

HEL

SAT

24h 57m3 stops

$820Multiple Airlines

Sat, Jan 17 - Sat, Jan 24

1:40 pm - 7:05 pm

SAT

HEL

21h 25m3 stops

6:15 am - 12:38 am

HEL

SAT

26h 23m2 stops

$875Scandinavian Airlines

Sat, Jan 17 - Sat, Jan 24

6:01 pm - 9:10 pm

SAT

HEL

19h 09m2 stops

12:30 pm - 9:52 pm

HEL

SAT

17h 22m1 stop

$920British Airways

Sun, Jan 18 - Sun, Jan 25

1:08 pm - 10:45 am

SAT

HEL

13h 37m1 stop

12:30 pm - 7:15 pm

HEL

SAT

14h 45m1 stop

$932Multiple Airlines

Sun, Jan 18 - Sun, Jan 25

4:40 pm - 9:10 pm

SAT

HEL

20h 30m2 stops

12:30 pm - 8:50 pm

HEL

SAT

16h 20m1 stop

$989British Airways

Fri, Feb 6 - Tue, Feb 10

American Airlines flights from San Antonio to Helsinki

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

American Airlines

Jan 17

SAT5:10 amSan Antonio

22h 00m

1 stop

HEL11:10 amHelsinki-Vantaa

Jan 24

HEL12:45 pmHelsinki-Vantaa

19h 14m

1 stop

SAT11:59 pmSan Antonio

$742

Find similar

American Airlines

Jan 17

SAT5:10 amSan Antonio

22h 00m

1 stop

HEL11:10 amHelsinki-Vantaa

Jan 24

HEL12:45 pmHelsinki-Vantaa

19h 30m

2 stops

SAT12:15 amSan Antonio

$746

Find similar

British Airways flights from San Antonio to Helsinki

Our best British Airways deals on San Antonio to Helsinki flight tickets

British Airways

Jan 18

SAT6:01 pmSan Antonio

19h 09m

2 stops

HEL9:10 pmHelsinki-Vantaa

Jan 25

HEL12:30 pmHelsinki-Vantaa

17h 22m

1 stop

SAT9:52 pmSan Antonio

$920

Find similar

British Airways

Feb 6

SAT4:40 pmSan Antonio

20h 30m

2 stops

HEL9:10 pmHelsinki-Vantaa

Feb 10

HEL12:30 pmHelsinki-Vantaa

16h 20m

1 stop

SAT8:50 pmSan Antonio

$989

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 1/17

12:05 pm-4:25 pm

2 stops20h 20m

Helsinki-Vantaa

Sat 1/24

7:00 am-10:55 pm

2 stops23h 55m

$496

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 2/6

1:40 pm-10:40 am

2 stops37h 00m

Helsinki-Vantaa

Tue 2/10

9:00 pm-11:43 pm

2 stops34h 43m

$664

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 2/6

1:40 pm-10:40 am

2 stops37h 00m

Helsinki-Vantaa

Tue 2/10

4:05 pm-11:43 pm

2 stops39h 38m

$665

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 1/17

5:10 am-11:10 am

1 stop22h 00m

Helsinki-Vantaa

Sat 1/24

12:45 pm-11:59 pm

1 stop19h 14m

$742

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 1/17

5:10 am-11:10 am

1 stop22h 00m

Helsinki-Vantaa

Sat 1/24

12:45 pm-12:15 am

2 stops19h 30m

$746

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 1/17

6:30 am-6:50 pm

3 stops28h 20m

Helsinki-Vantaa

Sat 1/24

6:55 am-11:52 pm

3 stops24h 57m

$820

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sat 1/17

1:40 pm-7:05 pm

3 stops21h 25m

Helsinki-Vantaa

Sat 1/24

6:15 am-12:38 am

2 stops26h 23m

$875

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 1/18

6:01 pm-9:10 pm

2 stops19h 09m

Helsinki-Vantaa

Sun 1/25

12:30 pm-9:52 pm

1 stop17h 22m

$920

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 1/18

1:08 pm-10:45 am

1 stop13h 37m

Helsinki-Vantaa

Sun 1/25

12:30 pm-7:15 pm

1 stop14h 45m

$932

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 2/6

4:40 pm-9:10 pm

2 stops20h 30m

Helsinki-Vantaa

Tue 2/10

12:30 pm-8:50 pm

1 stop16h 20m

$989

Flights are sorted by cheapest round-trip flights first.

Sorted 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

What is the typical price of a round-trip flight between San Antonio and Helsinki?

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Tuesday when prices can be found for as low as $511. This is often the case because there is less demand to fly during this day of the week. Flights from San Antonio to Helsinki on a Sunday will generally be more expensive and average around $1,251. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Helsinki?

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from San Antonio to Helsinki in the evening for as low as $972. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $1,217 per ticket.

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

Fastest flight time	16h 25m
Direct flights	None

The fastest flight from San Antonio to Helsinki takes 16h 25m

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

Search flight deals

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 13h 37m.
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 December 2025, there are 2 operators 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 50% of all bookings. The subsequent popular airline is Finnair at 50%.

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 $481	Free Cancellation	Rating 7.2 11,046 reviews		Search American Airlines flights
Finnair	PriceFrom $578	Free Cancellation	Rating 7.6 1,334 reviews		Search Finnair flights

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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.