Which layover airport has the shortest travel time from St. Louis to Athens?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 13h 05m.

What airlines fly to Athens?

United Airlines, Air Canada and British Airways are the top three most popular airlines that fly to Athens from St. Louis according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Athens. Keep in mind that there are 7 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between St. Louis and Athens?

Atlanta (ATL) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Lambert-St Louis to Athens Eleftherios V.?

British Airways is the most popular carrier operating from Lambert-St Louis to Athens Eleftherios V.

Which layover airport offers the lowest fares from St. Louis to Athens?

Flights via Montreal (YUL) offer the lowest average round-trip price of $858.

Which layover airport has the shortest connection time from St. Louis to Athens?

Toronto (YYZ) has the shortest average layover time for this route: 1h 48m.

When did momondo last update prices for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport?

Prices for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport refresh daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport?

There are 7 operators available for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport as of June 2026.

How old do you have to be to fly from Lambert-St Louis Airport to Athens Eleftherios V. Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Athens Eleftherios V. Airport.

What documentation or ID do you need to fly to Athens Eleftherios V. Airport?

The travel and health documents required for your trip to Athens Eleftherios V. Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Athens Eleftherios V. Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$308 Cheap Flights from St. Louis to Athens in 2026

Q: What is the typical price of a round-trip flight between St. Louis and Athens?

Prices are currently low for flights on this route. Typical prices usually range from $1,686 to $1,176. The lowest price recently found on this route was $754.

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Find the cheapest flights from St. Louis to Athens

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:30 pm - 4:15 pm

STL

ATH

18h 45m

2 stops

2:10 pm - 11:39 pm

ATH

STL

41h 29m

2 stops

$754Scandinavian Airlines

Wed, Dec 2 - Tue, Dec 8

4:40 pm - 4:15 pm

STL

ATH

15h 35m

2 stops

8:40 pm - 11:39 pm

ATH

STL

34h 59m

2 stops

$788Scandinavian Airlines

Wed, Dec 2 - Sat, Dec 12

6:30 am - 11:00 am

STL

ATH

20h 30m

2 stops

1:00 pm - 3:38 pm

ATH

STL

34h 38m

2 stops

$791United Airlines

Wed, Nov 11 - Wed, Nov 25

11:45 am - 10:05 am

STL

ATH

14h 20m

1 stop

1:00 pm - 10:27 am

ATH

STL

29h 27m

2 stops

$792United Airlines

Wed, Nov 11 - Wed, Nov 25

1:20 pm - 3:50 pm

STL

ATH

18h 30m

2 stops

7:30 am - 12:05 am

ATH

STL

24h 35m

2 stops

$795American Airlines

Mon, Nov 16 - Thu, Nov 26

1:20 pm - 6:55 pm

STL

ATH

21h 35m

2 stops

8:10 pm - 7:30 pm

ATH

STL

31h 20m

2 stops

$797Multiple Airlines

Mon, Nov 2 - Mon, Nov 9

11:45 am - 10:05 am

STL

ATH

14h 20m

1 stop

6:40 am - 1:45 pm

ATH

STL

15h 05m

1 stop

$804Lufthansa

Wed, Nov 11 - Wed, Nov 25

6:30 am - 10:05 am

STL

ATH

19h 35m

1 stop

1:00 pm - 3:30 pm

ATH

STL

34h 30m

1 stop

$810Multiple Airlines

Mon, Nov 16 - Thu, Nov 26

10:45 am - 7:30 pm

STL

ATH

24h 45m

2 stops

3:00 pm - 11:58 pm

ATH

STL

40h 58m

2 stops

$813British Airways

Tue, Dec 1 - Wed, Dec 9

12:43 pm - 11:10 pm

STL

ATH

27h 27m

2 stops

8:10 pm - 7:30 pm

ATH

STL

31h 20m

2 stops

$814Multiple Airlines

Mon, Oct 26 - Mon, Nov 2

Scandinavian Airlines flights from St. Louis to Athens

Our best Scandinavian Airlines deals on St. Louis to Athens flight tickets

Scandinavian Airlines

Dec 2

STL1:30 pmLambert-St Louis

18h 45m

2 stops

ATH4:15 pmAthens Eleftherios V.

Dec 8

ATH2:10 pmAthens Eleftherios V.

41h 29m

2 stops

STL11:39 pmLambert-St Louis

$754

Scandinavian Airlines

Dec 2

STL4:40 pmLambert-St Louis

15h 35m

2 stops

ATH4:15 pmAthens Eleftherios V.

Dec 12

ATH8:40 pmAthens Eleftherios V.

34h 59m

2 stops

STL11:39 pmLambert-St Louis

$788

British Airways flights from St. Louis to Athens

Our best British Airways deals on St. Louis to Athens flight tickets

British Airways

Dec 1

STL10:45 amLambert-St Louis

24h 45m

2 stops

ATH7:30 pmAthens Eleftherios V.

Dec 9

ATH3:00 pmAthens Eleftherios V.

40h 58m

2 stops

STL11:58 pmLambert-St Louis

$813

British Airways

Nov 2

STL1:20 pmLambert-St Louis

21h 35m

2 stops

ATH6:55 pmAthens Eleftherios V.

Nov 9

ATH2:25 pmAthens Eleftherios V.

37h 02m

2 stops

STL7:27 pmLambert-St Louis

$842

British Airways

Nov 2

STL2:50 pmLambert-St Louis

20h 05m

2 stops

ATH6:55 pmAthens Eleftherios V.

Nov 9

ATH8:10 pmAthens Eleftherios V.

31h 17m

2 stops

STL7:27 pmLambert-St Louis

$843

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 12/2

1:30 pm-4:15 pm

2 stops18h 45m

Athens Eleftherios V.

Tue 12/8

2:10 pm-11:39 pm

2 stops41h 29m

$754

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 12/2

4:40 pm-4:15 pm

2 stops15h 35m

Athens Eleftherios V.

Sat 12/12

8:40 pm-11:39 pm

2 stops34h 59m

$788

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 11/11

6:30 am-11:00 am

2 stops20h 30m

Athens Eleftherios V.

Wed 11/25

1:00 pm-3:38 pm

2 stops34h 38m

$791

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 11/11

11:45 am-10:05 am

1 stop14h 20m

Athens Eleftherios V.

Wed 11/25

1:00 pm-10:27 am

2 stops29h 27m

$792

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 11/16

1:20 pm-3:50 pm

2 stops18h 30m

Athens Eleftherios V.

Thu 11/26

7:30 am-12:05 am

2 stops24h 35m

$795

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 11/2

1:20 pm-6:55 pm

2 stops21h 35m

Athens Eleftherios V.

Mon 11/9

8:10 pm-7:30 pm

2 stops31h 20m

$797

Quickest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 11/11

11:45 am-10:05 am

1 stop14h 20m

Athens Eleftherios V.

Wed 11/25

6:40 am-1:45 pm

1 stop15h 05m

$804

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 11/16

6:30 am-10:05 am

1 stop19h 35m

Athens Eleftherios V.

Thu 11/26

1:00 pm-3:30 pm

1 stop34h 30m

$810

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 12/1

10:45 am-7:30 pm

2 stops24h 45m

Athens Eleftherios V.

Wed 12/9

3:00 pm-11:58 pm

2 stops40h 58m

$813

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 10/26

12:43 pm-11:10 pm

2 stops27h 27m

Athens Eleftherios V.

Mon 11/2

8:10 pm-7:30 pm

2 stops31h 20m

$814

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 St. Louis to Athens

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

Layovers

What is the typical price of a round-trip flight between St. Louis and Athens?

What is the cheapest month to fly to Athens?

The cheapest month to fly to Athens from St. Louis is in January. Flight prices, which tend to average around $552, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of January, then departing from St. Louis during the month February is also very affordable. Most momondo users find prices during this month for around $583.

How far in advance should I book a flight from St. Louis to Athens?

You are more likely to see cheaper flights to Athens from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Athens for around $899 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Athens from St. Louis for as low as $799 on momondo.

Can stopping save me money on St. Louis to Athens flights?

You could potentially save up to 15% on your flight if you consider stops on a St. Louis to Athens flight.

When to book flights from St. Louis to Athens

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

Estimated round-trip price

Cheap St. Louis to Athens (STL to ATH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Athens

Fastest flight time	14h 00m
Direct flights	None

The fastest flight from St. Louis to Athens takes 14h 00m

There are no direct flights from St. Louis to Athens. There are no popular flight routes from St. Louis to Athens.

Search flight deals

Frequently asked questions about flying from St. Louis to Athens

How far is Lambert-St Louis to Athens Eleftherios V. by plane?
The distance between Lambert-St Louis and Athens Eleftherios V. is about 5680.5 mi. 14h 00m is a normal flight duration for this route.
When did momondo last update prices for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport?
Prices for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport?
There are 7 operators available for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport as of June 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Athens Eleftherios V. Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Athens Eleftherios V. Airport.
What documentation or ID do you need to fly to Athens Eleftherios V. Airport?
The travel and health documents required for your trip to Athens Eleftherios V. Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Athens Eleftherios V. Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Athens?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Athens is United Airlines (39% of total bookings). The next most popular airlines are Air Canada (19%), British Airways (13%), and Lufthansa (12%).

Best airlines flying from St. Louis to Athens

Compare and see reviews for airlines that fly from St. Louis to Athens with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $483	Free Cancellation	Rating 6.8 8,038 reviews	Search Lufthansa flights
American Airlines	PriceFrom $520	Free Cancellation	Rating 7.1 11,651 reviews	Search American Airlines flights
Delta	PriceFrom $549	Free Cancellation	Rating 7.8 8,395 reviews	Search Delta flights
British Airways	PriceFrom $576	Free Cancellation	Rating 6.7 8,028 reviews	Search British Airways flights
United Airlines	PriceFrom $649	Free Cancellation	Rating 7.4 9,776 reviews	Search United Airlines flights
Air Canada	PriceFrom $655	Free Cancellation	Rating 7.1 11,129 reviews	Search Air Canada flights
KLM	PriceFrom $814	Free Cancellation	Rating 7.8 1,526 reviews	Search KLM flights

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Skala

Tolo

Marathon

Corinth

Agia Marina

Chalcis

Porto Cheli

Galaxidi

Megalochori

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Athens?

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 St. Louis to Athens for you.

Can I find flights from St. Louis to Athens with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Athens flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Athens?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Athens.

I’m not ready to book a flight from St. Louis to Athens right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Athens 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.

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Cheap flights from St. Louis to Athens from $308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Athens departing on 8/31. 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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How to get the cheapest flight ticket from St. Louis to Athens

What is the typical price of a round-trip flight between St. Louis and Athens?

What is the cheapest month to fly to Athens?

How far in advance should I book a flight from St. Louis to Athens?

Can stopping save me money on St. Louis to Athens flights?

What is the cheapest airline that flies from Lambert-St Louis to Athens Eleftherios V.?

What airlines fly to Athens?

Which airport is the most popular layover for flights between St. Louis and Athens?

Which layover airport offers the lowest fares from St. Louis to Athens?

Which layover airport has the shortest travel time from St. Louis to Athens?

Which layover airport has the shortest connection time from St. Louis to Athens?

When to book flights from St. Louis to Athens

Cheap St. Louis to Athens (STL to ATH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Athens

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Athens

Best airlines flying from St. Louis to Athens

Compare and see reviews for airlines that fly from St. Louis to Athens with momondo

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Why use momondo?

An easier way to manage your Athens trip

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List of cabin classes available on flights landing in Athens. Availability may vary depending on flight origin and airline.

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