Cheap flights from St. Louis to Athens from $518
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 10/16. 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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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?
The cheapest month to fly to Athens from St. Louis is in January. Flight prices, which tend to average around $734, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of January, then departing from St. Louis during the month February is also very affordable. Most momondo users find prices during this month for around $777.
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 $1,036 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 $1,003 on momondo.
What is the cheapest airline that flies from Lambert-St Louis to Athens Eleftherios V.?
Delta, Air Canada, and United Airlines are the most popular carriers operating from Lambert-St Louis to Athens Eleftherios V.
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 46% 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 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
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. 12h 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 July 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 (38% of total bookings). The next most popular airlines are Air Canada (23%), Lufthansa (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 | ||
|---|---|---|---|---|---|
| PriceFrom $581 | Free Cancellation | Rating 7.3 1,416 reviews | |||
| PriceFrom $594 | Free Cancellation | Rating 6.6 7,093 reviews | |||
| PriceFrom $653 | Free Cancellation | Rating 7.4 654 reviews | |||
| PriceFrom $653 | Free Cancellation | Rating 7.8 1,366 reviews | |||
| PriceFrom $684 | Free Cancellation | Rating 6.8 7,207 reviews | |||
| PriceFrom $694 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $754 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $756 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $761 | Free Cancellation | Rating 7.1 9,678 reviews |
Traveling to a place near Athens?
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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.