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 39m.

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

Frankfurt am Main (FRA) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

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: 12h 50m.

What airlines fly to Athens?

United Airlines, Air Canada and Lufthansa 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 42% of people opting to fly with this airline when traveling to Athens. Keep in mind that there are 6 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

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

$753 Cheap Flights from St. Louis to Athens in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Athens

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Enter your travel dates to find the best prices.

10:55 am - 12:55 pmSTL Lambert-St Louis-ATH Athens Eleftherios V.

18h 00m2 stops Chicago O'Hare Intl Zurich

6:45 am - 1:45 pmATH Athens Eleftherios V.-STL Lambert-St Louis

15h 00m1 stop Frankfurt am Main

$753United Airlines

Mon, Feb 22 - Fri, Feb 26

6:30 am - 10:00 amSTL Lambert-St Louis-ATH Athens Eleftherios V.

20h 30m2 stops Newark Montreal Pierre Elliott Trudeau Intl

12:25 pm - 10:58 pmATH Athens Eleftherios V.-STL Lambert-St Louis

17h 33m1 stop Newark

$757United Airlines

Wed, Mar 17 - Tue, Mar 23

1:17 pm - 1:40 pmSTL Lambert-St Louis-ATH Athens Eleftherios V.

16h 23m2 stops Chicago O'Hare Intl Frankfurt am Main

2:30 pm - 11:20 pmATH Athens Eleftherios V.-STL Lambert-St Louis

16h 50m2 stops Frankfurt am Main Chicago O'Hare Intl

$832Lufthansa

Wed, Jan 6 - Wed, Jan 13

6:32 am - 9:35 amSTL Lambert-St Louis-ATH Athens Eleftherios V.

19h 03m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

11:45 am - 9:01 amATH Athens Eleftherios V.-STL Lambert-St Louis

29h 16m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$835Delta

Wed, Dec 9 - Wed, Dec 16

6:32 am - 9:35 amSTL Lambert-St Louis-ATH Athens Eleftherios V.

19h 03m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

11:45 am - 9:01 amATH Athens Eleftherios V.-STL Lambert-St Louis

29h 16m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson

$836Delta

Wed, Dec 9 - Wed, Dec 16

12:31 pm - 1:40 pmSTL Lambert-St Louis-ATH Athens Eleftherios V.

17h 09m2 stops Minneapolis St Paul Paris Charles de Gaulle

6:10 am - 6:13 pmATH Athens Eleftherios V.-STL Lambert-St Louis

20h 03m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$838Multiple Airlines

Wed, Dec 2 - Wed, Dec 9

3:40 pm - 1:40 pmSTL Lambert-St Louis-ATH Athens Eleftherios V.

14h 00m1 stop Frankfurt am Main

2:30 pm - 11:20 pmATH Athens Eleftherios V.-STL Lambert-St Louis

16h 50m2 stops Frankfurt am Main Chicago O'Hare Intl

$853Lufthansa

Wed, Jan 6 - Wed, Jan 13

6:30 am - 11:00 amSTL Lambert-St Louis-ATH Athens Eleftherios V.

20h 30m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:20 pm - 1:45 pmATH Athens Eleftherios V.-STL Lambert-St Louis

28h 25m1 stop Frankfurt am Main

$858Multiple Airlines

Sun, Dec 6 - Tue, Dec 22

9:25 pm - 12:35 amSTL Lambert-St Louis-ATH Athens Eleftherios V.

19h 10m1 stop London Heathrow

8:50 pm - 7:30 pmATH Athens Eleftherios V.-STL Lambert-St Louis

30h 40m1 stop London Heathrow

$1,031British Airways

Thu, Apr 8 - Mon, Apr 19

1:43 pm - 4:20 pmSTL Lambert-St Louis-ATH Athens Eleftherios V.

18h 37m2 stops Chicago O'Hare Intl London Heathrow

7:55 am - 6:41 pmATH Athens Eleftherios V.-STL Lambert-St Louis

18h 46m2 stops London Heathrow Boston Logan Intl

$1,133British Airways

Thu, Dec 10 - Sun, Jan 10

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United Airlines flights from St. Louis to Athens

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

United Airlines

Feb 22

STL10:55 amLambert-St Louis

18h 00m

2 stops

ATH12:55 pmAthens Eleftherios V.

Feb 26

ATH6:45 amAthens Eleftherios V.

15h 00m

1 stop

STL1:45 pmLambert-St Louis

$753

United Airlines

Mar 17

STL6:30 amLambert-St Louis

20h 30m

2 stops

ATH10:00 amAthens Eleftherios V.

Mar 23

ATH12:25 pmAthens Eleftherios V.

17h 33m

1 stop

STL10:58 pmLambert-St Louis

$757

United Airlines

Mar 17

STL8:58 amLambert-St Louis

18h 02m

2 stops

ATH10:00 amAthens Eleftherios V.

Mar 23

ATH7:05 amAthens Eleftherios V.

23h 14m

2 stops

STL11:19 pmLambert-St Louis

$760

Delta flights from St. Louis to Athens

Our best Delta deals on St. Louis to Athens flight tickets

Delta

Dec 9

STL6:32 amLambert-St Louis

19h 03m

2 stops

ATH9:35 amAthens Eleftherios V.

Dec 16

ATH11:45 amAthens Eleftherios V.

29h 16m

2 stops

STL9:01 amLambert-St Louis

$835

Delta

Dec 9

STL6:32 amLambert-St Louis

19h 03m

2 stops

ATH9:35 amAthens Eleftherios V.

Dec 16

ATH11:45 amAthens Eleftherios V.

29h 16m

2 stops

STL9:01 amLambert-St Louis

$836

Delta

Dec 6

STL10:14 amLambert-St Louis

19h 26m

2 stops

ATH1:40 pmAthens Eleftherios V.

Dec 22

ATH1:35 pmAthens Eleftherios V.

27h 32m

2 stops

STL9:07 amLambert-St Louis

$839

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Mon 2/22

10:55 am-12:55 pm

2 stops18h 00m

Athens Eleftherios V.

Fri 2/26

6:45 am-1:45 pm

1 stop15h 00m

$753

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 3/17

6:30 am-10:00 am

2 stops20h 30m

Athens Eleftherios V.

Tue 3/23

12:25 pm-10:58 pm

1 stop17h 33m

$757

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 1/6

1:17 pm-1:40 pm

2 stops16h 23m

Athens Eleftherios V.

Wed 1/13

2:30 pm-11:20 pm

2 stops16h 50m

$832

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 12/9

6:32 am-9:35 am

2 stops19h 03m

Athens Eleftherios V.

Wed 12/16

11:45 am-9:01 am

2 stops29h 16m

$835

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 12/9

6:32 am-9:35 am

2 stops19h 03m

Athens Eleftherios V.

Wed 12/16

11:45 am-9:01 am

2 stops29h 16m

$836

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 12/2

12:31 pm-1:40 pm

2 stops17h 09m

Athens Eleftherios V.

Wed 12/9

6:10 am-6:13 pm

2 stops20h 03m

$838

Quickest round-trip

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Wed 1/6

3:40 pm-1:40 pm

1 stop14h 00m

Athens Eleftherios V.

Wed 1/13

2:30 pm-11:20 pm

2 stops16h 50m

$853

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Sun 12/6

6:30 am-11:00 am

2 stops20h 30m

Athens Eleftherios V.

Tue 12/22

5:20 pm-1:45 pm

1 stop28h 25m

$858

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Thu 4/8

9:25 pm-12:35 am

1 stop19h 10m

Athens Eleftherios V.

Mon 4/19

8:50 pm-7:30 pm

1 stop30h 40m

$1,031

St. LouisAthens

STL Lambert-St Louis - ATH Athens Eleftherios V.

STLATH

Lambert-St Louis

Thu 12/10

1:43 pm-4:20 pm

2 stops18h 37m

Athens Eleftherios V.

Sun 1/10

7:55 am-6:41 pm

2 stops18h 46m

$1,133

Flights are sorted by cheapest round-trip flights first.

Sorted 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?

Prices are currently typical for flights on this route.

Typical prices usually range from $502 to $884.
The lowest price recently found on this route was $753.

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 $505, 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 $510.

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 $1,020 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 $821 on momondo.

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

You could potentially save up to 39% on your flight if you consider stops on a St. Louis to Athens flight.

How have St. Louis to Athens flight prices changed over time?

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

Best Price Found	$753
Fastest flight time	15h 37m
Direct flights	None

The best flight deal from St. Louis to Athens found on momondo in the last 72 hours is $753

The fastest flight from St. Louis to Athens takes 15h 37m

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. 15h 37m 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 6 operators available for flights from Lambert-St Louis Airport to Athens Eleftherios V. Airport as of November 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 (37% of total bookings). The next most popular airlines are Air Canada (21%), Lufthansa (20%), and British Airways (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 $493	Free Cancellation	Rating 6.8 8,292 reviews	Search Lufthansa flights
British Airways	PriceFrom $510	Free Cancellation	Rating 6.7 8,286 reviews	Search British Airways flights
American Airlines	PriceFrom $520	Free Cancellation	Rating 7.0 12,225 reviews	Search American Airlines flights
Delta	PriceFrom $558	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
United Airlines	PriceFrom $685	Free Cancellation	Rating 7.3 10,475 reviews	Search United Airlines flights
Air Canada	PriceFrom $741	Free Cancellation	Rating 7.1 11,875 reviews	Search Air Canada flights

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Skala

Tolo

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Marathon

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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 $753

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Athens departing on 2/22. 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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United Airlines flights from St. Louis to Athens

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

Delta flights from St. Louis to Athens

Our best Delta deals on St. Louis to Athens flight tickets

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See travel insights to Athens from

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?

How have St. Louis to Athens flight prices changed over time?

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

Best Price Found

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

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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Cabin classes currently available on flights to Athens

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

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