Cheap flights from St. Louis to Kaunas from $490

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3 stops
Sun, May 25
St. Louis STLKaunas KUN

$490
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3 stops
Mon, May 26
St. Louis STLKaunas KUN

$620
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2 stops
Tue, May 20
St. Louis STLKaunas KUN

$629
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3 stops
Tue, May 20
St. Louis STLKaunas KUN

$672
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3 stops
Tue, May 20
St. Louis STLKaunas KUN

$678
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3 stops
Tue, May 20
St. Louis STLKaunas KUN

$704
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2 stops
Tue, May 20 – Sat, May 24
St. Louis STLKaunas KUN

$1,067
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2 stops
Tue, May 20 – Sun, May 25
St. Louis STLKaunas KUN

$1,083
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2 stops
Wed, May 21 – Sun, May 25
St. Louis STLKaunas KUN

$1,145
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2 stops
Wed, May 21 – Sun, May 25
St. Louis STLKaunas KUN

$1,155
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How much do flights to Kaunas cost?

Key info about flying to Kaunas

Depart from
St. Louis Lambert International
Arrive to
Kaunas
Average flights per week
187
Flight distance
Worth visiting
Hill of Crosses, Lithuania - Trakai Castle

Check-in for a flight from St. Louis to Kaunas

NameCarrier codeIATA CodePassport needed during booking
RyanairRYRFRNo
KLM Royal Dutch AirlinesKLMKLNo
Frontier AirlinesFFTF9No
Air FranceAFRAFNo
Air CanadaACAACYes

Weather in Kaunas

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-1°C-5°C
February0°C-4°C
March5°C-1°C
April12°C3°C
May17°C8°C
June21°C12°C
July23°C14°C
August23°C13°C
September18°C9°C
October11°C5°C
November5°C1°C
December0°C-2°C
Hottest Month
23°C
July
Coldest month
-5°C
January
Sunny days
242
days per year
Snow days
18
days per year

14 day forecast

Saturday
3 May
15°C6°C
10 May
12°C1°C
Sunday
4 May
87%
11°C5°C
11 May
87%
13°C3°C
Monday
5 May
86%
10°C2°C
12 May
15°C2°C
Tuesday
6 May
79%
13°C1°C
13 May
15°C4°C
Wednesday
7 May
86%
11°C2°C
14 May
85%
12°C6°C
Thursday
8 May
74%
9°C-1°C
15 May
85%
8°C4°C
Friday
9 May
8°C2°C
16 May
77%
10°C4°C
The most popular airlines for this route are Ryanair, KLM Royal Dutch Airlines, Frontier Airlines, Air France, and Air Canada. St. Louis and Kaunas have 187 direct flights per week. When you arrive at Kaunas, consider visiting Hill of Crosses, Lithuania, and Trakai Castle.

Frequently asked questions

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