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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 12h 25m.

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

Chicago (ORD) was the most common stop: 24% 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.?

Scandinavian Airlines, Lufthansa, and Air Canada are the most popular carriers operating from Lambert-St Louis to Athens Eleftherios V.

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

Flights via Frankfurt am Main (FRA) offer the lowest average round-trip price of $734.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 53m.

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 48% 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.

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 November 2025.

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.

$310 Cheap Flights from St. Louis to Athens in 2025/26

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Cheap round-trip flights

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1:15 pm - 2:35 pmSTL-ATH

17h 20m2 stops

6:15 am - 1:55 pmATH-STL

15h 40m1 stop

$476Lufthansa

Find Deal

dom., ene. 18 - dom., ene. 25

12:44 pm - 12:00 pmSTL-ATH

15h 16m2 stops

6:15 am - 11:59 pmATH-STL

25h 44m2 stops

$484Lufthansa

Find Deal

dom., ene. 18 - dom., ene. 25

3:50 pm - 1:25 pmSTL-ATH

13h 35m1 stop

6:15 am - 1:55 pmATH-STL

15h 40m1 stop

$487Lufthansa

Find Deal

dom., ene. 18 - dom., ene. 25

6:43 pm - 1:40 amSTL-ATH

22h 57m2 stops

6:15 am - 1:55 pmATH-STL

15h 40m1 stop

$491Lufthansa

Find Deal

mié., nov. 26 - mié., dic. 3

6:40 pm - 1:40 amSTL-ATH

23h 00m2 stops

6:25 am - 11:59 pmATH-STL

25h 34m2 stops

$493Lufthansa

Find Deal

mié., ene. 7 - jue., ene. 15

1:10 pm - 12:00 pmSTL-ATH

14h 50m2 stops

6:15 am - 1:55 pmATH-STL

15h 40m1 stop

$497United Airlines

Find Deal

lun., nov. 24 - mié., dic. 3

6:40 am - 10:35 amSTL-ATH

19h 55m2 stops

12:50 pm - 9:50 amATH-STL

29h 00m2 stops

$503Delta

Find Deal

dom., nov. 23 - vie., dic. 5

11:39 am - 1:35 pmSTL-ATH

17h 56m2 stops

12:50 pm - 9:50 amATH-STL

29h 00m2 stops

$506Delta

Find Deal

lun., nov. 24 - vie., dic. 5

1:10 pm - 12:00 pmSTL-ATH

14h 50m2 stops

6:15 am - 5:03 pmATH-STL

18h 48m2 stops

$507United Airlines

Find Deal

lun., nov. 24 - mié., dic. 3

6:40 am - 10:35 amSTL-ATH

19h 55m2 stops

12:50 pm - 5:29 pmATH-STL

36h 39m1 stop

$508Delta

Find Deal

dom., nov. 23 - vie., dic. 5

Lufthansa flights from St. Louis to Athens

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

Lufthansa

Nov 18

STL6:43 pmLambert-St Louis

22h 57m

2 stops

ATH1:40 amAthens Eleftherios V.

Nov 25

ATH5:35 pmAthens Eleftherios V.

28h 20m

1 stop

STL1:55 pmLambert-St Louis

$455

Find similar

Lufthansa

Jan 18

STL1:15 pmLambert-St Louis

17h 20m

2 stops

ATH2:35 pmAthens Eleftherios V.

Jan 25

ATH6:15 amAthens Eleftherios V.

15h 40m

1 stop

STL1:55 pmLambert-St Louis

$476

Find similar

Lufthansa

Jan 18

STL12:44 pmLambert-St Louis

15h 16m

2 stops

ATH12:00 pmAthens Eleftherios V.

Jan 25

ATH6:15 amAthens Eleftherios V.

25h 44m

2 stops

STL11:59 pmLambert-St Louis

$484

Find similar

Delta flights from St. Louis to Athens

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

Delta

Feb 24

STL7:10 amLambert-St Louis

22h 25m

2 stops

ATH1:35 pmAthens Eleftherios V.

Mar 10

ATH12:20 pmAthens Eleftherios V.

18h 20m

1 stop

STL11:40 pmLambert-St Louis

$498

Find similar

Delta

Nov 23

STL6:40 amLambert-St Louis

19h 55m

2 stops

ATH10:35 amAthens Eleftherios V.

Dec 5

ATH12:50 pmAthens Eleftherios V.

29h 00m

2 stops

STL9:50 amLambert-St Louis

$503

Find similar

Delta

Feb 27

STL6:10 amLambert-St Louis

26h 20m

2 stops

ATH4:30 pmAthens Eleftherios V.

Mar 10

ATH12:20 pmAthens Eleftherios V.

18h 20m

1 stop

STL11:40 pmLambert-St Louis

$504

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

dom. 1/18

1:15 pm-2:35 pm

2 stops17h 20m

Athens Eleftherios V.

dom. 1/25

6:15 am-1:55 pm

1 stop15h 40m

$476

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

dom. 1/18

12:44 pm-12:00 pm

2 stops15h 16m

Athens Eleftherios V.

dom. 1/25

6:15 am-11:59 pm

2 stops25h 44m

$484

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

dom. 1/18

3:50 pm-1:25 pm

1 stop13h 35m

Athens Eleftherios V.

dom. 1/25

6:15 am-1:55 pm

1 stop15h 40m

$487

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

mié. 11/26

6:43 pm-1:40 am

2 stops22h 57m

Athens Eleftherios V.

mié. 12/3

6:15 am-1:55 pm

1 stop15h 40m

$491

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

mié. 1/7

6:40 pm-1:40 am

2 stops23h 00m

Athens Eleftherios V.

jue. 1/15

6:25 am-11:59 pm

2 stops25h 34m

$493

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

lun. 11/24

1:10 pm-12:00 pm

2 stops14h 50m

Athens Eleftherios V.

mié. 12/3

6:15 am-1:55 pm

1 stop15h 40m

$497

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

dom. 11/23

6:40 am-10:35 am

2 stops19h 55m

Athens Eleftherios V.

vie. 12/5

12:50 pm-9:50 am

2 stops29h 00m

$503

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

lun. 11/24

11:39 am-1:35 pm

2 stops17h 56m

Athens Eleftherios V.

vie. 12/5

12:50 pm-9:50 am

2 stops29h 00m

$506

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

lun. 11/24

1:10 pm-12:00 pm

2 stops14h 50m

Athens Eleftherios V.

mié. 12/3

6:15 am-5:03 pm

2 stops18h 48m

$507

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

dom. 11/23

6:40 am-10:35 am

2 stops19h 55m

Athens Eleftherios V.

vie. 12/5

12:50 pm-5:29 pm

1 stop36h 39m

$508

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 cheapest month to fly to Athens?

The cheapest month to fly to Athens from St. Louis is in February. Flight prices, which tend to average around $717, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of February, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $734.

What is the cheapest day to depart on your flight to Athens?

The cheapest day to depart on your flight to Athens is on a Sunday when prices can be found for as low as $1,177. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,424. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

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

The cheapest time of day to fly to Athens is in the afternoon when flights can be purchased for as low as $1,240. Flights to Athens are more costly at noon, with an average ticket price of $1,454. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,043 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 $770 on momondo.

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

You could potentially save up to 26% 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

Direct flights	None

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 35m 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 November 2025.
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 (22%), British Airways (11%), and Delta (10%).

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 $546	Free Cancellation	Rating 6.8 7,576 reviews	Search Lufthansa flights
Scandinavian Airlines	PriceFrom $581	Free Cancellation	Rating 7.4 1,582 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $606	Free Cancellation	Rating 6.7 7,528 reviews	Search British Airways flights
Delta	PriceFrom $629	Free Cancellation	Rating 7.9 8,009 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $653	Free Cancellation	Rating 7.5 673 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $658	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
United Airlines	PriceFrom $674	Free Cancellation	Rating 7.4 9,014 reviews	Search United Airlines flights
KLM	PriceFrom $737	Free Cancellation	Rating 7.7 1,411 reviews	Search KLM flights
Air Canada	PriceFrom $739	Free Cancellation	Rating 7.1 10,459 reviews	Search Air Canada flights

Piraeus

Glyfada

Marathon

Hydra

Aegina

Skala

Loutraki

Tolo

Corinth

Agia Marina

Porto Cheli

Galaxidi

Chalcis

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.

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.

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Cheap flights from St. Louis to Athens from $310

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 1/20. 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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Big names and deals

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Filter for what you want

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Lufthansa flights from St. Louis to Athens

Our best Lufthansa 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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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

What is the cheapest month to fly to Athens?

What is the cheapest day to depart on your flight to Athens?

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

How far in advance should I book a flight to Athens?

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

You could potentially save up to 26% on your flight if you consider stops on a St. Louis to Athens flight.

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

Scandinavian Airlines, Lufthansa, and Air Canada are the most popular carriers operating 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?

Chicago (ORD) was the most common stop: 24% 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 Frankfurt am Main (FRA) offer the lowest average round-trip price of $734.

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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 12h 25m.

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

Montreal (YUL) has the shortest average layover time for this route: 1h 53m.

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

Direct flights

How far is Lambert-St Louis to Athens Eleftherios V. by plane?

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

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

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

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

What is the most popular airline 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?

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

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

How can momondo help me find flights 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?

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

Airlines are sorted and displayed according to clicks in the past 7 days on momondo