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STL - ATH

$329 Find Cheap Flights from St. Louis to Athens - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$724
Typical prices: $905-$1,319
United Airlines, Air Canada
Wed 3/14Sat 3/24
STL - ATH • 1 stop
Cheapest one-way
$329
Typical prices: $488-$869
British Airways
Fri 1/5
STL - ATH • 2 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Athens. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 49% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Philadelphia (PHL)
Cheapest • Avg $710 (round-trip)
Montreal Pierre Elliott Trudeau Intl (YUL)
Shortest trip • 14h 10m (one-way)
Insights
Insights
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We hope you love your trip to Athens!
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Booking Insights
Flight Deals

Cheap Flights from St. Louis to Athens (STL-ATH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Athens

Sun, Mar 14 - Wed, Mar 24
Multiple Airlines Logo
7:30 am - 10:05 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
19h 35m1 stop Newark
Multiple Airlines Logo
12:00 pm - 3:02 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
34h 02m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$724Multiple Airlines
Sun, Mar 14 - Wed, Mar 24
Multiple Airlines Logo
7:00 am - 10:00 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
20h 00m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
12:00 pm - 3:02 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
34h 02m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$727Multiple Airlines
Sat, Mar 6 - Thu, Mar 11
United Airlines Logo
5:34 pm - 11:00 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
33h 26m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
1:00 pm - 6:38 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
37h 38m2 stops Toronto Pearson Intl Houston George Bush Intcntl
$732United Airlines
Sat, Mar 6 - Thu, Mar 11
Air Canada Logo
4:05 pm - 11:00 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
34h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
1:00 pm - 3:26 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
34h 26m1 stop Toronto Pearson Intl
$749Air Canada
Tue, Jan 12 - Mon, Jan 18
British Airways Logo
5:49 pm - 7:15 pmSTL  Lambert-St Louis-ATH Athens Eleftherios V.
17h 26m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
8:20 pm - 8:32 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
32h 12m2 stops London Heathrow Chicago O'Hare Intl
$759British Airways
Sun, Mar 21 - Mon, Mar 29
United Airlines Logo
5:20 pm - 10:05 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
33h 45m1 stop Newark
United Airlines Logo
12:45 pm - 8:59 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
40h 14m2 stops Munich Franz Josef Strauss Denver Intl
$764United Airlines
Sun, Mar 21 - Mon, Mar 29
British Airways Logo
5:27 pm - 3:55 pmSTL  Lambert-St Louis-ATH Athens Eleftherios V.
39h 28m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
7:30 pm - 10:05 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
34h 35m2 stops London Heathrow Dallas/Fort Worth
$774British Airways
Wed, Jan 13 - Sun, Jan 17
Lufthansa Logo
3:40 pm - 1:40 pmSTL  Lambert-St Louis-ATH Athens Eleftherios V.
14h 00m1 stop Frankfurt am Main
Lufthansa Logo
6:45 am - 1:45 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
15h 00m1 stop Frankfurt am Main
$779Lufthansa
Tue, Jan 12 - Sun, Jan 17
Lufthansa Logo
1:17 pm - 1:40 pmSTL  Lambert-St Louis-ATH Athens Eleftherios V.
16h 23m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:45 am - 1:45 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
15h 00m1 stop Frankfurt am Main
$799Lufthansa
Mon, Nov 9 - Wed, Nov 18
Air Canada Logo
4:05 pm - 11:00 amSTL  Lambert-St Louis-ATH Athens Eleftherios V.
58h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
1:00 pm - 2:34 pmATH  Athens Eleftherios V.-STL Lambert-St Louis
33h 34m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$800Air Canada
Booking Insights

Price, demand and travel trends for St. Louis to Athens flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from St. Louis to Athens?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from St. Louis to Athens. It’s 8% cheaper than the average day, while Sunday is the most expensive, with prices 15% higher.

What’s the cheapest month to fly from St. Louis to Athens?

•November is the cheapest month to fly from St. Louis to Athens at $546 round-trip.
•June ($1,613) and May ($1,294) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 195% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from St. Louis to Athens the cheapest?

Flights from St. Louis to Athens are cheapest in the last 2 weeks before departure, based on KAYAK prices tracked over the past 12 months. During this period, fares are 29% below average.

Find deals

Key details for St. Louis to Athens flights

Low season

January

Cheapest flight

$329
Beat the crowds with an average 71% drop in travelers.
The most popular month to fly with an average 138% increase in travelers.
One-way flight from St. Louis to Athens

When to book flights from St. Louis to Athens

Are your dates flexible? Find out the best times to travel from St. Louis to Athens based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Athens flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from St. Louis to Athens?

    Four cabin classes are available on flights from St. Louis to Athens:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from St. Louis to Athens?

    A nonstop flight from St. Louis to Athens takes 00m, covering 5,692 miles.

  • Do I need a passport to fly from St. Louis to Athens?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a St. Louis to Athens flight?

    Round-trip flights from St. Louis to Athens range from $905 to $1,319, with an average of $1,071 over the past 12 months. Anything below $905 counts as a good deal.

  • How expensive are last-minute St. Louis to Athens flights?

    Last-minute fares on this route (booked within two weeks of departure) are 29% below the route average of $1,071. Booking late can sometimes save you money, but inventory is limited.

  • How are flight prices from St. Louis to Athens looking right now?

    One-way fares from St. Louis to Athens are currently lower than usual. Average one-way flight prices are about $454, which is 33% below the typical average for this route.

  • What car rental options are available at Athens Eleftherios V. Airport (ATH)?

    Athens Eleftherios V. Airport (ATH) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:

    • Centauro
    • Record go
    • Europcar
    • SURPRICE CAR RENTAL
    • Alamo

  • Which airports can I use when flying from St. Louis to Athens?

    Flights from St. Louis to Athens usually depart from Lambert-St Louis (STL) and arrive at Athens Eleftherios V. (ATH).

  • Which airports do connecting flights from St. Louis to Athens pass through?

    One-stop flights from St. Louis to Athens most commonly connect through:

    • Montreal Pierre Elliott Trudeau Intl (YUL) - 42% of one-stop connections
    • Frankfurt am Main (FRA) - 21% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 11% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from St. Louis to Athens?

    Yes. Flexible dates can save you up to 20% on flights from St. Louis to Athens. Tuesday is the cheapest departure day at $996 round-trip on average, while Sunday is the most expensive at $1,238, a difference of $242.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from St. Louis to Athens?

    Flying via Montreal Pierre Elliott Trudeau Intl (YUL) gives the shortest average 1-stop total travel time at 14h 10m, compared with 14h 40m via Toronto Pearson Intl (YYZ) and 14h 53m via Chicago O'Hare Intl (ORD).

  • What is the time difference between St. Louis and Athens?

    Athens is 8 hours ahead of St. Louis (Eastern European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Athens?

    Some of the most popular sights in Athens are Acropolis, Syntagma Square and Parthenon. These are among the most viewed places in Athens on KAYAK.

Your guide to booking St. Louis to Athens flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $996, about $242 less than Sunday fares (20% savings) based on the last 12 months.
  • If you're flexible on your travel dates, booking last minute (within 2 weeks of departure) tends to be around 29% cheaper than the typical fare over the last 12 months, based on KAYAK data.
  • If you can choose when to travel, plan your St. Louis to Athens trip for November. Fares historically average $546 round-trip in that month - typically $1,067 less than the most expensive month, which is June (based on the last 12 months).

More options for your flight from St. Louis to Athens

Complete your trip to Athens with a hotel stay or car rental

Car rentals in Athens
Hotels in Athens
Vacations in Athens