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 43% 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.

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

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

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.

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.

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.

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 July 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.

$315 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 $1,032 to $1,419. The lowest price recently found on this route was $754.

Discover deals from 900+ travel sites with momondo.

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.

12:10 pm - 10:10 am

STL

ATH

14h 00m

1 stop

6:40 am - 1:45 pm

ATH

STL

15h 05m

1 stop

$754Multiple Airlines

Tue, Oct 20 - Wed, Nov 11

9:30 am - 10:10 am

STL

ATH

16h 40m

2 stops

1:00 pm - 3:41 pm

ATH

STL

34h 41m

2 stops

$758United Airlines

Tue, Oct 20 - Wed, Nov 11

7:04 pm - 1:25 am

STL

ATH

22h 21m

2 stops

1:00 pm - 9:13 pm

ATH

STL

40h 13m

2 stops

$760Multiple Airlines

Mon, Nov 2 - Wed, Nov 11

1:29 pm - 10:10 am

STL

ATH

36h 41m

2 stops

1:00 pm - 9:13 pm

ATH

STL

40h 13m

2 stops

$762Air Canada

Tue, Oct 20 - Wed, Nov 11

12:05 pm - 10:05 am

STL

ATH

14h 00m

1 stop

1:00 pm - 9:13 pm

ATH

STL

40h 13m

2 stops

$764United Airlines

Sun, Nov 15 - Thu, Nov 19

4:56 pm - 10:05 am

STL

ATH

33h 09m

1 stop

1:00 pm - 3:26 pm

ATH

STL

34h 26m

1 stop

$765United Airlines

Sun, Nov 15 - Thu, Nov 19

8:33 am - 11:00 am

STL

ATH

18h 27m

2 stops

1:00 pm - 2:30 pm

ATH

STL

33h 30m

2 stops

$767Air Canada

Sun, Nov 15 - Thu, Nov 19

12:10 pm - 10:10 am

STL

ATH

14h 00m

1 stop

6:40 am - 1:45 pm

ATH

STL

15h 05m

1 stop

$768Multiple Airlines

Tue, Oct 20 - Wed, Nov 11

12:10 pm - 10:10 am

STL

ATH

14h 00m

1 stop

6:40 am - 1:45 pm

ATH

STL

15h 05m

1 stop

$769Multiple Airlines

Tue, Oct 20 - Wed, Nov 11

12:05 pm - 10:05 am

STL

ATH

14h 00m

1 stop

12:25 pm - 9:51 pm

ATH

STL

17h 26m

1 stop

$779United Airlines

Sun, Nov 15 - Thu, Nov 19

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Lufthansa flights from St. Louis to Athens

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

Lufthansa

Nov 11

STL7:04 pmLambert-St Louis

22h 21m

2 stops

ATH1:25 amAthens Eleftherios V.

Nov 15

ATH6:40 amAthens Eleftherios V.

15h 05m

1 stop

STL1:45 pmLambert-St Louis

$816

Lufthansa

Dec 14

STL7:04 pmLambert-St Louis

18h 01m

2 stops

ATH9:05 pmAthens Eleftherios V.

Dec 17

ATH5:25 pmAthens Eleftherios V.

28h 20m

1 stop

STL1:45 pmLambert-St Louis

$866

Lufthansa

Aug 16

STL3:30 pmLambert-St Louis

18h 00m

1 stop

ATH5:30 pmAthens Eleftherios V.

Sep 13

ATH6:45 pmAthens Eleftherios V.

26h 40m

1 stop

STL1:25 pmLambert-St Louis

$898

United Airlines flights from St. Louis to Athens

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

United Airlines

Oct 20

STL9:30 amLambert-St Louis

16h 40m

2 stops

ATH10:10 amAthens Eleftherios V.

Nov 11

ATH1:00 pmAthens Eleftherios V.

34h 41m

2 stops

STL3:41 pmLambert-St Louis

$758

United Airlines

Nov 15

STL12:05 pmLambert-St Louis

14h 00m

1 stop

ATH10:05 amAthens Eleftherios V.

Nov 19

ATH1:00 pmAthens Eleftherios V.

40h 13m

2 stops

STL9:13 pmLambert-St Louis

$764

United Airlines

Nov 15

STL4:56 pmLambert-St Louis

33h 09m

1 stop

ATH10:05 amAthens Eleftherios V.

Nov 19

ATH1:00 pmAthens Eleftherios V.

34h 26m

1 stop

STL3:26 pmLambert-St Louis

$765

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 10/20

12:10 pm-10:10 am

1 stop14h 00m

Athens Eleftherios V.

Wed 11/11

6:40 am-1:45 pm

1 stop15h 05m

$754

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 10/20

9:30 am-10:10 am

2 stops16h 40m

Athens Eleftherios V.

Wed 11/11

1:00 pm-3:41 pm

2 stops34h 41m

$758

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 11/2

7:04 pm-1:25 am

2 stops22h 21m

Athens Eleftherios V.

Wed 11/11

1:00 pm-9:13 pm

2 stops40h 13m

$760

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 10/20

1:29 pm-10:10 am

2 stops36h 41m

Athens Eleftherios V.

Wed 11/11

1:00 pm-9:13 pm

2 stops40h 13m

$762

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 11/15

12:05 pm-10:05 am

1 stop14h 00m

Athens Eleftherios V.

Thu 11/19

1:00 pm-9:13 pm

2 stops40h 13m

$764

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 11/15

4:56 pm-10:05 am

1 stop33h 09m

Athens Eleftherios V.

Thu 11/19

1:00 pm-3:26 pm

1 stop34h 26m

$765

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 11/15

8:33 am-11:00 am

2 stops18h 27m

Athens Eleftherios V.

Thu 11/19

1:00 pm-2:30 pm

2 stops33h 30m

$767

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 10/20

12:10 pm-10:10 am

1 stop14h 00m

Athens Eleftherios V.

Wed 11/11

6:40 am-1:45 pm

1 stop15h 05m

$768

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Tue 10/20

12:10 pm-10:10 am

1 stop14h 00m

Athens Eleftherios V.

Wed 11/11

6:40 am-1:45 pm

1 stop15h 05m

$769

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 11/15

12:05 pm-10:05 am

1 stop14h 00m

Athens Eleftherios V.

Thu 11/19

12:25 pm-9:51 pm

1 stop17h 26m

$779

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 February. Flight prices, which tend to average around $548, 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 $552.

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 $961 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 $894 on momondo.

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

You could potentially save up to 25% 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 55m
Direct flights	None

The fastest flight from St. Louis to Athens takes 13h 55m

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

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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. 13h 55m 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 July 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 (20%), Lufthansa (16%), and British Airways (14%).

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 8,121 reviews	Search Lufthansa flights
British Airways	PriceFrom $510	Free Cancellation	Rating 6.7 8,099 reviews	Search British Airways flights
American Airlines	PriceFrom $520	Free Cancellation	Rating 7.1 11,783 reviews	Search American Airlines flights
Delta	PriceFrom $549	Free Cancellation	Rating 7.8 8,450 reviews	Search Delta flights
United Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 9,945 reviews	Search United Airlines flights
Air Canada	PriceFrom $696	Free Cancellation	Rating 7.1 11,314 reviews	Search Air Canada flights

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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 $315

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 8/23. 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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Lufthansa flights from St. Louis to Athens

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

United Airlines flights from St. Louis to Athens

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

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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

Traveling to a place near Athens?

Why use momondo?

An easier way to manage your Athens trip

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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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