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Cheap flights from San Antonio to Finland from $544

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Finland departing on 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Finland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:43 am - 11:35 pmSAT-HEL
27h 52m2 stops
United Airlines Logo
6:55 am - 10:12 pmHEL-SAT
23h 17m2 stops
$544United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
11:43 am - 6:50 pmSAT-HEL
23h 07m2 stops
United Airlines Logo
6:55 am - 11:22 amHEL-SAT
36h 27m2 stops
$550United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
Delta Logo
12:10 pm - 1:10 pmSAT-HEL
17h 00m2 stops
Delta Logo
2:05 pm - 9:19 pmHEL-SAT
39h 14m2 stops
$589Delta
Find Deal
Thu, Nov 20 - Mon, Nov 24
American Airlines Logo
5:20 am - 11:10 amSAT-HEL
21h 50m1 stop
American Airlines Logo
12:30 pm - 9:48 pmHEL-SAT
16h 18m1 stop
$732American Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
American Airlines Logo
10:24 am - 1:55 pmSAT-HEL
19h 31m2 stops
American Airlines Logo
12:30 pm - 9:48 pmHEL-SAT
16h 18m1 stop
$736American Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
6:40 am - 1:20 amSAT-HEL
34h 40m2 stops
United Airlines Logo
12:45 pm - 12:24 pmHEL-SAT
31h 39m2 stops
$854United Airlines
Find Deal
Sun, Jan 4 - Sun, Jan 11
Air France Logo
4:35 pm - 4:25 pmSAT-HEL
15h 50m2 stops
Air France Logo
6:30 am - 5:18 pmHEL-SAT
18h 48m2 stops
$867Air France
Find Deal
Thu, Nov 20 - Sun, Nov 23
United Airlines Logo
9:58 am - 1:10 pmSAT-HEL
19h 12m3 stops
United Airlines Logo
6:55 am - 7:12 pmHEL-SAT
20h 17m2 stops
$965United Airlines
Find Deal
Wed, Mar 4 - Sun, Mar 8
Delta Logo
4:06 pm - 4:25 pmSAT-HEL
16h 19m2 stops
Delta Logo
7:00 am - 9:53 pmHEL-SAT
22h 53m2 stops
$1,679Delta
Find Deal
Sun, Dec 21 - Sun, Dec 28
Finnair Logo
12:56 pm - 10:45 amSAT-HEL
13h 49m1 stop
Finnair Logo
12:30 pm - 6:10 pmHEL-SAT
13h 40m1 stop
$3,188Finnair
Find Deal
Fri, Dec 19 - Fri, Dec 26

United Airlines flights from San Antonio to Finland

Our best United Airlines deals on San Antonio to Finland flight tickets
United Airlines
Mar 4
SAT11:43 amSan Antonio
27h 52m
2 stops
HEL11:35 pmHelsinki-Vantaa
Mar 8
HEL6:55 amHelsinki-Vantaa
23h 17m
2 stops
SAT10:12 pmSan Antonio
$544
Find similar
United Airlines
Mar 4
SAT11:43 amSan Antonio
23h 07m
2 stops
HEL6:50 pmHelsinki-Vantaa
Mar 8
HEL6:55 amHelsinki-Vantaa
36h 27m
2 stops
SAT11:22 amSan Antonio
$550
Find similar
United Airlines
Jan 4
SAT6:40 amSan Antonio
34h 40m
2 stops
HEL1:20 amHelsinki-Vantaa
Jan 11
HEL12:45 pmHelsinki-Vantaa
31h 39m
2 stops
SAT12:24 pmSan Antonio
$854
Find similar

American Airlines flights from San Antonio to Finland

Our best American Airlines deals on San Antonio to Finland flight tickets
American Airlines
Mar 4
SAT5:20 amSan Antonio
21h 50m
1 stop
HEL11:10 amHelsinki-Vantaa
Mar 8
HEL12:30 pmHelsinki-Vantaa
16h 18m
1 stop
SAT9:48 pmSan Antonio
$732
Find similar
American Airlines
Mar 4
SAT10:24 amSan Antonio
19h 31m
2 stops
HEL1:55 pmHelsinki-Vantaa
Mar 8
HEL12:30 pmHelsinki-Vantaa
16h 18m
1 stop
SAT9:48 pmSan Antonio
$736
Find similar
American Airlines
Dec 19
SAT3:00 pmSan Antonio
14h 55m
2 stops
HEL1:55 pmHelsinki-Vantaa
Dec 26
HEL12:30 pmHelsinki-Vantaa
18h 29m
1 stop
SAT10:59 pmSan Antonio
$2,549
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Finland 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from San Antonio to Finland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 3/4

11:43 am-11:35 pm

2 stops27h 52m

Helsinki-Vantaa

Sun 3/8

6:55 am-10:12 pm

2 stops23h 17m

$544

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 3/4

11:43 am-6:50 pm

2 stops23h 07m

Helsinki-Vantaa

Sun 3/8

6:55 am-11:22 am

2 stops36h 27m

$550

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Thu 11/20

12:10 pm-1:10 pm

2 stops17h 00m

Helsinki-Vantaa

Mon 11/24

2:05 pm-9:19 pm

2 stops39h 14m

$589

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 3/4

5:20 am-11:10 am

1 stop21h 50m

Helsinki-Vantaa

Sun 3/8

12:30 pm-9:48 pm

1 stop16h 18m

$732

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 3/4

10:24 am-1:55 pm

2 stops19h 31m

Helsinki-Vantaa

Sun 3/8

12:30 pm-9:48 pm

1 stop16h 18m

$736

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 1/4

6:40 am-1:20 am

2 stops34h 40m

Helsinki-Vantaa

Sun 1/11

12:45 pm-12:24 pm

2 stops31h 39m

$854

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Thu 11/20

4:35 pm-4:25 pm

2 stops15h 50m

Helsinki-Vantaa

Sun 11/23

6:30 am-5:18 pm

2 stops18h 48m

$867

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Wed 3/4

9:58 am-1:10 pm

3 stops19h 12m

Helsinki-Vantaa

Sun 3/8

6:55 am-7:12 pm

2 stops20h 17m

$965

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Sun 12/21

4:06 pm-4:25 pm

2 stops16h 19m

Helsinki-Vantaa

Sun 12/28

7:00 am-9:53 pm

2 stops22h 53m

$1,679

San AntonioHelsinki

SAT - HEL

SATHEL

San Antonio

Fri 12/19

12:56 pm-10:45 am

1 stop13h 49m

Helsinki-Vantaa

Fri 12/26

12:30 pm-6:10 pm

1 stop13h 40m

$3,188

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Finland from

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

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 cheapest day to depart on your flight to Finland?

The cheapest day to depart from San Antonio to Finland is on a Tuesday. Travelers who choose to depart for Finland on a Tuesday will often find tickets for as low as $511. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Finland on Sunday is $1,251.

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

The cheapest time of day to fly to Finland is in the evening when flights can be purchased for as low as $972. In contrast, the most expensive time of day to depart to Finland is in the afternoon when prices are around $1,217.

Cheap San Antonio to Finland flight deals and tips

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

Direct flights

None
There are no direct flights from San Antonio to Finland. There are no popular flight routes from San Antonio to Finland.
Search flight deals

  • When did momondo last update prices for flights from San Antonio Airport to Finland?

    Prices for flights from San Antonio Airport to Finland refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Finland?

  • How old do you have to be to fly from San Antonio Airport to Finland?

    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 Finland.

  • What documentation or ID do you need to fly to Finland?

    The necessary travel and health documents for your Finland 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.

Best airlines flying from San Antonio to Finland

Compare and see reviews for airlines that fly from San Antonio to Finland with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $481Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
FinnairPriceFrom $578Free CancellationRating
7.6
1,335 reviews
Search Finnair flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Finland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Finland from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential San Antonio to Finland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Antonio to Finland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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