Cheap Flights from St Louis to Athens International

Compare St Louis to Athens International flight deals

Find the cheapest month or even day of the year to fly to Athens International

Book the best Athens International fare with no extra fees

Flight deals from St Louis to Athens International

Looking for a cheap last-minute deal or the best return flight from St Louis to Athens International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Athens International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Athens International flights are currently cheapest in August.

St Louis to Athens International: Alternative routes

Compare routes from St Louis to Athens below. You may find an airport to fly into that's cheaper, faster, or easier than Athens International.

St Louis to Athens: Flight information

The things to know before you go.
Cheapest flight foundR 5,179
Cheapest month to flyAugust

Finding cheap flights from St Louis to Athens International: Frequently asked questions

The best price we found for a return flight from St Louis to Athens International is R 11,307. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Athens International. But we found flights with one or more stops from R 11,307.
As of March 2026, there are no flights flying from St Louis to Athens International.
The cheapest month to fly from St Louis to Athens International is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Athens International Airport on Thursday, 23 April 2026.
No airlines currently offer direct flights between St Louis Airport and Athens International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Athens International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Athens is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Athens International.

Travelling from Lambert-St. Louis International Airport (STL) to Eleftherios Venizelos International Airport (ATH): what you need to know

  • Athens's timezone is UTC+2, making Athens seven hours ahead of St Louis.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably board your STL to ATH flight.

  • Travelling during a peak time like July? Public holidays and other popular periods can result in longer lines at airport checkpoints. Be extra cautious and arrive up to four hours ahead of international flights and two hours before domestic departures.

  • Think about adding a stopover when booking your ticket from Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport. Just deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here's where you can stop between STL and ATH:

    • O'Hare International Airport

    • Washington Dulles International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Eleftherios Venizelos International Airport (ATH)

  • Right now, R 5,179 is the cheapest price we've seen for a one-way Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport flight. The best price for a return ticket is R 11,307. Bear in mind that fares could change due to availability at the time of booking.

  • Don't leave everything to the last minute. You're more likely to get cheap tickets from STL to ATH if you book early. Airlines often offer some amazing early bird deals.

  • The 'Whole month' search tool shows you the cheapest flights from Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport across the month. It's a good way to find a bargain if your travel plans are flexible.

  • Save time searching for cheap flights from STL to ATH by setting up a Price Alert. You'll get an email or push notification on the app when a lower fare becomes available.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at Eleftherios Venizelos International Airport (ATH)

  • The last thing you need is a lengthy trip to your hotel if you're landing late on a Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport flight. Reserve one of these accommodation options near ATH instead:

  • Fast-track your adventure by picking up an Eleftherios Venizelos International Airport rental car. Grab a set of wheels from Centauro, Green Motion or Surprice to explore Athens and beyond.

  • Reserving your ride from Eleftherios Venizelos International Airport about three weeks ahead gives you the best shot at securing a great deal.

Getting from Eleftherios Venizelos International Airport (ATH) to central Athens

  • Eleftherios Venizelos International Airport is roughly 40 kilometres from the centre of Athens. The drive time takes about 35 minutes.

  • If you're using public transport, expect a journey of roughly 1 hour.

When to fly to Eleftherios Venizelos International Airport (ATH)

  • It's time to work out your travel dates for your flight from Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport. July is the busiest month to head to Athens. If you want a more relaxed vibe, go in January.

  • Lock in your flight from Lambert-St. Louis International Airport to Eleftherios Venizelos International Airport for July if you'd like to visit Athens during its warmest month. Expect temperatures of between 22ºC (72ºF) and 37ºC (99ºF).

  • January has average temperatures of between 4ºC (39ºF) and 14ºC (57ºF). Look for cheap tickets from STL to ATH around that time if you want to travel when it's cooler.

Explore more of Greece

  • Athens has plenty going for it, but there are so many other corners of Greece you'll want to see. Around 306 kilometres north of Athens, a trip to Thessaloniki will keep your itinerary busy. Start with popular sights like Arch of Galerius, Aristotelous Square and Museum of Byzantine Culture.

  • Around 209 kilometres north-west of Athens, Larisa is another favourite stop in Greece. No visit is complete without checking out Agioi Saranta, Saint George Orthodox Church and Second Ancient Theatre.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.