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

Lufthansa, British Airways, and United Airlines are the most popular carriers 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 March 2026, 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.

$351 Cheap Flights from San Antonio to Helsinki in 2026

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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.

12:22 pm - 1:05 pm

SAT

HEL

16h 43m

2 stops

1:55 pm - 12:25 am

HEL

SAT

18h 30m

2 stops

$599KLM

Wed, Apr 8 - Fri, Apr 17

12:22 pm - 1:05 pm

SAT

HEL

16h 43m

2 stops

1:55 pm - 12:25 am

HEL

SAT

18h 30m

2 stops

$600KLM

Wed, Apr 8 - Fri, Apr 17

1:32 pm - 10:45 am

SAT

HEL

13h 13m

1 stop

12:35 pm - 7:44 pm

HEL

SAT

15h 09m

1 stop

$631Multiple Airlines

Sun, Apr 19 - Sun, Apr 26

12:26 pm - 8:25 pm

SAT

HEL

23h 59m

2 stops

4:00 pm - 11:36 pm

HEL

SAT

39h 36m

2 stops

$636Scandinavian Airlines

Sun, Apr 19 - Sun, Apr 26

12:24 pm - 10:35 am

SAT

HEL

38h 11m

2 stops

4:00 pm - 10:30 pm

HEL

SAT

38h 30m

2 stops

$677Scandinavian Airlines

Tue, Mar 31 - Wed, Apr 8

9:36 am - 10:45 am

SAT

HEL

17h 09m

1 stop

12:20 pm - 6:42 pm

HEL

SAT

14h 22m

1 stop

$681American Airlines

Fri, Apr 17 - Tue, Apr 28

1:19 pm - 2:15 pm

SAT

HEL

16h 56m

1 stop

12:35 pm - 11:05 pm

HEL

SAT

18h 30m

2 stops

$685American Airlines

Mon, Apr 20 - Mon, Apr 27

7:00 am - 10:45 am

SAT

HEL

19h 45m

1 stop

12:35 pm - 11:05 pm

HEL

SAT

18h 30m

2 stops

$686American Airlines

Sun, Apr 19 - Sun, Apr 26

10:06 am - 3:15 pm

SAT

HEL

21h 09m

2 stops

12:35 pm - 9:42 pm

HEL

SAT

17h 07m

1 stop

$695British Airways

Wed, Apr 8 - Fri, Apr 17

1:19 pm - 2:15 pm

SAT

HEL

16h 56m

1 stop

12:35 pm - 7:44 pm

HEL

SAT

15h 09m

1 stop

$697American Airlines

Wed, Apr 8 - Fri, Apr 17

Delta flights from San Antonio to Helsinki

Our best Delta deals on San Antonio to Helsinki flight tickets

Delta

Mar 30

SAT12:24 pmSan Antonio

20h 16m

2 stops

HEL4:40 pmHelsinki-Vantaa

Apr 9

HEL7:00 amHelsinki-Vantaa

25h 38m

2 stops

SAT12:38 amSan Antonio

$787

Delta

Apr 1

SAT12:22 pmSan Antonio

21h 18m

2 stops

HEL5:40 pmHelsinki-Vantaa

Apr 7

HEL7:00 amHelsinki-Vantaa

23h 42m

2 stops

SAT10:42 pmSan Antonio

$792

Delta

Mar 29

SAT1:03 pmSan Antonio

20h 37m

2 stops

HEL5:40 pmHelsinki-Vantaa

Apr 9

HEL7:00 amHelsinki-Vantaa

21h 30m

2 stops

SAT8:30 pmSan Antonio

$793

Air France flights from San Antonio to Helsinki

Our best Air France deals on San Antonio to Helsinki flight tickets

Air France

Jun 23

SAT12:10 pmSan Antonio

16h 55m

2 stops

HEL1:05 pmHelsinki-Vantaa

Jul 14

HEL7:00 amHelsinki-Vantaa

21h 17m

2 stops

SAT8:17 pmSan Antonio

$950

Air France

Jun 23

SAT12:10 pmSan Antonio

16h 55m

2 stops

HEL1:05 pmHelsinki-Vantaa

Jul 14

HEL7:00 amHelsinki-Vantaa

24h 12m

2 stops

SAT11:12 pmSan Antonio

$1,004

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 4/8

12:22 pm-1:05 pm

2 stops16h 43m

Helsinki-Vantaa

Fri 4/17

1:55 pm-12:25 am

2 stops18h 30m

$599

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 4/8

12:22 pm-1:05 pm

2 stops16h 43m

Helsinki-Vantaa

Fri 4/17

1:55 pm-12:25 am

2 stops18h 30m

$600

Quickest round-trip

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 4/19

1:32 pm-10:45 am

1 stop13h 13m

Helsinki-Vantaa

Sun 4/26

12:35 pm-7:44 pm

1 stop15h 09m

$631

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 4/19

12:26 pm-8:25 pm

2 stops23h 59m

Helsinki-Vantaa

Sun 4/26

4:00 pm-11:36 pm

2 stops39h 36m

$636

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Tue 3/31

12:24 pm-10:35 am

2 stops38h 11m

Helsinki-Vantaa

Wed 4/8

4:00 pm-10:30 pm

2 stops38h 30m

$677

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 4/17

9:36 am-10:45 am

1 stop17h 09m

Helsinki-Vantaa

Tue 4/28

12:20 pm-6:42 pm

1 stop14h 22m

$681

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Mon 4/20

1:19 pm-2:15 pm

1 stop16h 56m

Helsinki-Vantaa

Mon 4/27

12:35 pm-11:05 pm

2 stops18h 30m

$685

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 4/19

7:00 am-10:45 am

1 stop19h 45m

Helsinki-Vantaa

Sun 4/26

12:35 pm-11:05 pm

2 stops18h 30m

$686

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 4/8

10:06 am-3:15 pm

2 stops21h 09m

Helsinki-Vantaa

Fri 4/17

12:35 pm-9:42 pm

1 stop17h 07m

$695

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 4/8

1:19 pm-2:15 pm

1 stop16h 56m

Helsinki-Vantaa

Fri 4/17

12:35 pm-7:44 pm

1 stop15h 09m

$697

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

Fastest flight time	16h 47m
Direct flights	None

The fastest flight from San Antonio to Helsinki takes 16h 47m

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 16h 47m.
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 March 2026, 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 54% of all bookings. The subsequent popular airline is Finnair at 46%.

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 7.1 11,397 reviews		Search American Airlines flights
Finnair	PriceFrom $609	Free Cancellation	Rating 7.6 1,370 reviews		Search Finnair flights

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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?

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