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

Atlanta (ATL) was the most common stop: 30% of momondo users choosing 1-stop flights on this route connected there.

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.

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 9 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

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 travel time from St. Louis to Athens?

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

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 9 operators available for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport as of March 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.

$380 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 $1,114 to $842. The lowest price recently found on this route was $874.

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Find the cheapest flights from St. Louis to Athens

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7:45 am - 8:30 pm

STL

ATH

28h 45m

2 stops

3:55 am - 9:13 pm

ATH

STL

25h 18m

2 stops

$874Turkish Airlines

Mon, Apr 6 - Tue, Apr 21

7:45 am - 8:55 am

STL

ATH

17h 10m

2 stops

10:00 pm - 9:13 pm

ATH

STL

31h 13m

2 stops

$880Turkish Airlines

Mon, Apr 6 - Tue, Apr 21

7:45 am - 8:55 am

STL

ATH

17h 10m

2 stops

10:00 pm - 9:13 pm

ATH

STL

31h 13m

2 stops

$916Turkish Airlines

Thu, Apr 9 - Sun, Apr 12

7:45 am - 8:30 pm

STL

ATH

28h 45m

2 stops

10:00 pm - 9:13 pm

ATH

STL

31h 13m

2 stops

$918Turkish Airlines

Mon, Apr 6 - Tue, Apr 21

7:45 am - 8:55 am

STL

ATH

17h 10m

2 stops

10:00 pm - 9:13 pm

ATH

STL

31h 13m

2 stops

$928Turkish Airlines

Wed, Apr 29 - Fri, May 8

9:35 pm - 7:00 pm

STL

ATH

13h 25m

1 stop

7:30 am - 4:41 pm

ATH

STL

17h 11m

2 stops

$932British Airways

Wed, Apr 29 - Fri, May 8

6:15 am - 8:10 am

STL

ATH

17h 55m

1 stop

11:45 am - 10:28 am

ATH

STL

30h 43m

1 stop

$962United Airlines

Sun, Apr 26 - Tue, May 12

7:45 am - 8:30 pm

STL

ATH

28h 45m

2 stops

3:55 am - 9:13 pm

ATH

STL

25h 18m

2 stops

$966Turkish Airlines

Fri, Apr 3 - Thu, Apr 16

1:03 pm - 11:00 am

STL

ATH

13h 57m

1 stop

9:45 am - 11:59 pm

ATH

STL

22h 14m

1 stop

$970Virgin Atlantic

Wed, Apr 29 - Fri, May 8

9:40 pm - 2:15 am

STL

ATH

20h 35m

1 stop

6:55 am - 7:33 pm

ATH

STL

20h 38m

2 stops

$972Multiple Airlines

Sun, Apr 26 - Tue, May 12

United Airlines flights from St. Louis to Athens

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

United Airlines

Apr 26

STL6:15 amLambert-St Louis

17h 55m

1 stop

ATH8:10 amAthens Eleftherios V.

May 12

ATH11:45 amAthens Eleftherios V.

30h 43m

1 stop

STL10:28 amLambert-St Louis

$962

United Airlines

Apr 27

STL9:10 amLambert-St Louis

17h 25m

1 stop

ATH10:35 amAthens Eleftherios V.

May 4

ATH11:45 amAthens Eleftherios V.

40h 40m

2 stops

STL8:25 pmLambert-St Louis

$987

United Airlines

Mar 31

STL9:10 amLambert-St Louis

15h 00m

2 stops

ATH8:10 amAthens Eleftherios V.

Apr 7

ATH1:10 pmAthens Eleftherios V.

29h 35m

2 stops

STL10:45 amLambert-St Louis

$1,051

American Airlines flights from St. Louis to Athens

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

American Airlines

Apr 20

STL5:21 pmLambert-St Louis

17h 44m

2 stops

ATH7:05 pmAthens Eleftherios V.

May 4

ATH10:45 amAthens Eleftherios V.

16h 46m

1 stop

STL7:31 pmLambert-St Louis

$1,130

American Airlines

Apr 1

STL9:36 amLambert-St Louis

15h 19m

2 stops

ATH8:55 amAthens Eleftherios V.

Apr 3

ATH11:00 amAthens Eleftherios V.

20h 35m

2 stops

STL11:35 pmLambert-St Louis

$1,395

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 4/6

7:45 am-8:30 pm

2 stops28h 45m

Athens Eleftherios V.

Tue 4/21

3:55 am-9:13 pm

2 stops25h 18m

$874

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 4/6

7:45 am-8:55 am

2 stops17h 10m

Athens Eleftherios V.

Tue 4/21

10:00 pm-9:13 pm

2 stops31h 13m

$880

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Thu 4/9

7:45 am-8:55 am

2 stops17h 10m

Athens Eleftherios V.

Sun 4/12

10:00 pm-9:13 pm

2 stops31h 13m

$916

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 4/6

7:45 am-8:30 pm

2 stops28h 45m

Athens Eleftherios V.

Tue 4/21

10:00 pm-9:13 pm

2 stops31h 13m

$918

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 4/29

7:45 am-8:55 am

2 stops17h 10m

Athens Eleftherios V.

Fri 5/8

10:00 pm-9:13 pm

2 stops31h 13m

$928

Quickest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 4/29

9:35 pm-7:00 pm

1 stop13h 25m

Athens Eleftherios V.

Fri 5/8

7:30 am-4:41 pm

2 stops17h 11m

$932

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 4/26

6:15 am-8:10 am

1 stop17h 55m

Athens Eleftherios V.

Tue 5/12

11:45 am-10:28 am

1 stop30h 43m

$962

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Fri 4/3

7:45 am-8:30 pm

2 stops28h 45m

Athens Eleftherios V.

Thu 4/16

3:55 am-9:13 pm

2 stops25h 18m

$966

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 4/29

1:03 pm-11:00 am

1 stop13h 57m

Athens Eleftherios V.

Fri 5/8

9:45 am-11:59 pm

1 stop22h 14m

$970

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 4/26

9:40 pm-2:15 am

1 stop20h 35m

Athens Eleftherios V.

Tue 5/12

6:55 am-7:33 pm

2 stops20h 38m

$972

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 $529, 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 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 $882 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 $706 on momondo.

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

You could potentially save up to 31% 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	13h 22m
Direct flights	None

The fastest flight from St. Louis to Athens takes 13h 22m

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

Search flight deals

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. 13h 22m 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 9 operators available for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport as of March 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 (36% of total bookings). The next most popular airlines are Air Canada (19%), British Airways (13%), and Lufthansa (9%).

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 7,877 reviews	Search Lufthansa flights
American Airlines	PriceFrom $520	Free Cancellation	Rating 7.1 11,531 reviews	Search American Airlines flights
British Airways	PriceFrom $553	Free Cancellation	Rating 6.7 7,834 reviews	Search British Airways flights
Delta	PriceFrom $554	Free Cancellation	Rating 7.9 8,360 reviews	Search Delta flights
Scandinavian Airlines	PriceFrom $588	Free Cancellation	Rating 7.3 1,731 reviews	Search Scandinavian Airlines flights
Air Canada	PriceFrom $633	Free Cancellation	Rating 7.1 10,862 reviews	Search Air Canada flights
United Airlines	PriceFrom $643	Free Cancellation	Rating 7.4 9,517 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom $653	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
KLM	PriceFrom $814	Free Cancellation	Rating 7.8 1,480 reviews	Search KLM flights

Piraeus

Glyfada

Marathon

Hydra

Loutraki

Skala

Aegina

Tolo

Corinth

Agia Marina

Chalcis

Porto Cheli

Galaxidi

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 $380

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 5/12. 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 to Athens?

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

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

Best airlines flying from St. Louis to Athens

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

Traveling to a place near Athens?

Why use momondo?

An easier way to manage your Athens trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Greece

Fly your favorite airline to Athens

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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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