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Cheap flights from St. Louis to Athens from $288

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 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Athens

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 11:00 am
STL
-
ATH
21h 00m
2 stops
United Airlines Logo
1:00 pm - 4:40 pm
ATH
-
STL
35h 40m
2 stops
$763United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
6:15 am - 11:00 am
STL
-
ATH
20h 45m
2 stops
United Airlines Logo
1:00 pm - 4:40 pm
ATH
-
STL
35h 40m
2 stops
$768United Airlines
Sun, Dec 6 - Thu, Dec 10
Lufthansa Logo
3:40 pm - 1:40 pm
STL
-
ATH
14h 00m
1 stop
Lufthansa Logo
6:40 am - 1:45 pm
ATH
-
STL
15h 05m
1 stop
$776Lufthansa
Wed, Dec 30 - Wed, Jan 20
United Airlines Logo
3:40 pm - 12:50 pm
STL
-
ATH
13h 10m
1 stop
United Airlines Logo
1:00 pm - 3:41 pm
ATH
-
STL
34h 41m
2 stops
$779United Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
7:22 am - 11:00 am
STL
-
ATH
19h 38m
2 stops
Multiple Airlines Logo
6:40 am - 1:45 pm
ATH
-
STL
15h 05m
1 stop
$781Multiple Airlines
Wed, Dec 30 - Wed, Jan 20
Air Canada Logo
7:33 am - 11:00 am
STL
-
ATH
19h 27m
2 stops
Air Canada Logo
6:35 am - 3:26 pm
ATH
-
STL
40h 51m
2 stops
$785Air Canada
Sun, Dec 6 - Wed, Dec 9
Multiple Airlines Logo
11:51 am - 1:40 pm
STL
-
ATH
17h 49m
2 stops
Multiple Airlines Logo
6:10 am - 9:41 pm
ATH
-
STL
23h 31m
2 stops
$788Multiple Airlines
Wed, Dec 30 - Wed, Jan 20
Multiple Airlines Logo
12:10 pm - 10:10 am
STL
-
ATH
14h 00m
1 stop
Multiple Airlines Logo
6:45 am - 1:25 pm
ATH
-
STL
14h 40m
1 stop
$793Multiple Airlines
Mon, Aug 24 - Tue, Sep 8
United Airlines Logo
3:40 pm - 1:40 pm
STL
-
ATH
14h 00m
1 stop
United Airlines Logo
6:40 am - 11:09 pm
ATH
-
STL
24h 29m
2 stops
$797United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
3:40 pm - 4:35 pm
STL
-
ATH
16h 55m
1 stop
United Airlines Logo
6:35 am - 6:06 pm
ATH
-
STL
19h 31m
2 stops
$799United Airlines
Sun, Dec 6 - Thu, Dec 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
Dec 6
STL6:00 amLambert-St Louis
21h 00m
2 stops
ATH11:00 amAthens Eleftherios V.
Dec 10
ATH1:00 pmAthens Eleftherios V.
35h 40m
2 stops
STL4:40 pmLambert-St Louis
$763
United Airlines
Dec 6
STL6:15 amLambert-St Louis
20h 45m
2 stops
ATH11:00 amAthens Eleftherios V.
Dec 10
ATH1:00 pmAthens Eleftherios V.
35h 40m
2 stops
STL4:40 pmLambert-St Louis
$768
United Airlines
Dec 6
STL3:40 pmLambert-St Louis
13h 10m
1 stop
ATH12:50 pmAthens Eleftherios V.
Dec 10
ATH1:00 pmAthens Eleftherios V.
34h 41m
2 stops
STL3:41 pmLambert-St Louis
$779

Lufthansa flights from St. Louis to Athens

Our best Lufthansa deals on St. Louis to Athens flight tickets
Lufthansa
Dec 30
STL3:40 pmLambert-St Louis
14h 00m
1 stop
ATH1:40 pmAthens Eleftherios V.
Jan 20
ATH6:40 amAthens Eleftherios V.
15h 05m
1 stop
STL1:45 pmLambert-St Louis
$776
Lufthansa
Nov 2
STL6:50 pmLambert-St Louis
22h 35m
2 stops
ATH1:25 amAthens Eleftherios V.
Nov 9
ATH2:30 pmAthens Eleftherios V.
39h 10m
2 stops
STL9:40 pmLambert-St Louis
$802
Lufthansa
Nov 2
STL7:04 pmLambert-St Louis
18h 01m
2 stops
ATH9:05 pmAthens Eleftherios V.
Nov 9
ATH5:25 pmAthens Eleftherios V.
35h 48m
2 stops
STL9:13 pmLambert-St Louis
$808

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Athens that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from St. Louis to Athens that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

6:00 am-11:00 am

2 stops21h 00m

Athens Eleftherios V.

Thu 12/10

1:00 pm-4:40 pm

2 stops35h 40m

$763

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

6:15 am-11:00 am

2 stops20h 45m

Athens Eleftherios V.

Thu 12/10

1:00 pm-4:40 pm

2 stops35h 40m

$768

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 12/30

3:40 pm-1:40 pm

1 stop14h 00m

Athens Eleftherios V.

Wed 1/20

6:40 am-1:45 pm

1 stop15h 05m

$776

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

3:40 pm-12:50 pm

1 stop13h 10m

Athens Eleftherios V.

Thu 12/10

1:00 pm-3:41 pm

2 stops34h 41m

$779

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 12/30

7:22 am-11:00 am

2 stops19h 38m

Athens Eleftherios V.

Wed 1/20

6:40 am-1:45 pm

1 stop15h 05m

$781

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

7:33 am-11:00 am

2 stops19h 27m

Athens Eleftherios V.

Wed 12/9

6:35 am-3:26 pm

2 stops40h 51m

$785

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Wed 12/30

11:51 am-1:40 pm

2 stops17h 49m

Athens Eleftherios V.

Wed 1/20

6:10 am-9:41 pm

2 stops23h 31m

$788
Quickest round-trip

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Mon 8/24

12:10 pm-10:10 am

1 stop14h 00m

Athens Eleftherios V.

Tue 9/8

6:45 am-1:25 pm

1 stop14h 40m

$793

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

3:40 pm-1:40 pm

1 stop14h 00m

Athens Eleftherios V.

Thu 12/10

6:40 am-11:09 pm

2 stops24h 29m

$797

St. LouisAthens

STL - ATH

STLATH

Lambert-St Louis

Sun 12/6

3:40 pm-4:35 pm

1 stop16h 55m

Athens Eleftherios V.

Thu 12/10

6:35 am-6:06 pm

2 stops19h 31m

$799

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Athens from

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 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 week ahead of your departure date. In general, you can expect to find flights to Athens for around $958 when searching week 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 $833 on momondo.

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

You could potentially save up to 11% 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.
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. 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?

  • 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?

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
LufthansaPriceFrom $493Free CancellationRating
6.8
8,159 reviews
Search Lufthansa flights
British AirwaysPriceFrom $510Free CancellationRating
6.7
8,127 reviews
Search British Airways flights
American AirlinesPriceFrom $520Free CancellationRating
7.1
11,832 reviews
Search American Airlines flights
DeltaPriceFrom $549Free CancellationRating
7.8
8,478 reviews
Search Delta flights
United AirlinesPriceFrom $626Free CancellationRating
7.4
10,021 reviews
Search United Airlines flights
Air CanadaPriceFrom $724Free CancellationRating
7.1
11,373 reviews
Search Air Canada flights

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Glyfada
Loutraki
Hydra
Aegina
Skala
Corinth
Tolo
Chalcis
Marathon
Porto Cheli
Agia Marina
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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Fly your favorite airline to Athens

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
Air Canada
Lufthansa
British Airways
American Airlines
Delta