STL - ATH

$315 Find Cheap Flights from St. Louis to Athens - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Athens departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

Save 20% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$815
Typical prices: $872-$1,149
Multiple Airlines
Tue 8/25Thu 9/3
STL - ATH • 1 stop
Cheapest one-way
$315
Typical prices: $411-$595
British Airways
Sun 8/23
STL - ATH • 1 stop
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Athens. You'll need at least 1 connection.
Insights
Insights
Insights
Insights
Top layover airports
Newark (EWR)
Cheapest • Avg $1,461 (round-trip)
Washington, D.C. (IAD)
Shortest trip • 13h 05m (one-way)
Insights
Insights
Insights
Insights
When to travel
February
Cheapest • 43% price drop
September
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Athens!
Flight Deals
Booking Insights
Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Athens that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Tue, Aug 25 - Thu, Sep 3
Multiple Airlines Logo
12:10 pm - 10:10 am
STL
-
ATH
14h 00m
1 stop
Multiple Airlines Logo
1:10 pm - 2:02 pm
ATH
-
STL
32h 52m
1 stop
$815Multiple Airlines
Tue, Aug 25 - Thu, Sep 3
United Airlines Logo
12:10 pm - 10:10 am
STL
-
ATH
14h 00m
1 stop
United Airlines Logo
12:10 pm - 11:17 am
ATH
-
STL
31h 07m
2 stops
$822United Airlines
Tue, Aug 25 - Thu, Sep 3
United Airlines Logo
6:54 pm - 10:10 am
STL
-
ATH
31h 16m
2 stops
United Airlines Logo
12:10 pm - 11:17 am
ATH
-
STL
31h 07m
2 stops
$826United Airlines
Sat, Aug 29 - Fri, Sep 11
Air Canada Logo
2:40 pm - 10:10 am
STL
-
ATH
35h 30m
2 stops
Air Canada Logo
12:10 pm - 3:38 pm
ATH
-
STL
35h 28m
2 stops
$830Air Canada
Sat, Aug 29 - Fri, Sep 11
Air Canada Logo
5:30 pm - 11:10 am
STL
-
ATH
33h 40m
2 stops
Air Canada Logo
12:10 pm - 3:38 pm
ATH
-
STL
35h 28m
2 stops
$831Air Canada
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
12:10 pm - 10:10 am
STL
-
ATH
14h 00m
1 stop
United Airlines Logo
12:10 pm - 6:42 pm
ATH
-
STL
14h 32m
1 stop
$843United Airlines
Sat, Aug 29 - Fri, Sep 11
Multiple Airlines Logo
2:40 pm - 10:10 am
STL
-
ATH
35h 30m
2 stops
Multiple Airlines Logo
6:45 am - 1:25 pm
ATH
-
STL
14h 40m
1 stop
$844Multiple Airlines
Wed, Aug 5 - Thu, Aug 20
United Airlines Logo
12:10 pm - 10:10 am
STL
-
ATH
14h 00m
1 stop
United Airlines Logo
6:35 am - 6:42 pm
ATH
-
STL
20h 07m
2 stops
$849United Airlines
Sat, Aug 29 - Fri, Sep 11
United Airlines Logo
6:54 pm - 10:10 am
STL
-
ATH
31h 16m
2 stops
United Airlines Logo
6:45 am - 10:59 pm
ATH
-
STL
24h 14m
2 stops
$850United Airlines
Wed, Aug 5 - Thu, Aug 20
United Airlines Logo
6:00 am - 10:10 am
STL
-
ATH
20h 10m
2 stops
United Airlines Logo
6:35 am - 6:42 pm
ATH
-
STL
20h 07m
2 stops
$853United Airlines
Booking Insights

KAYAK's insights & trends for St. Louis to Athens flights

Get data-powered insights and trends into flights from St. Louis to Athens to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from St. Louis to Athens?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from St. Louis to Athens departing in August.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from St. Louis to Athens, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from St. Louis to Athens is February, where tickets cost $548 (return) on average. On the other hand, the most expensive months are June and May, where the average cost of round-trip tickets is $1,657 and $1,290 respectively.

How far in advance should I book a flight from St. Louis to Athens?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from St. Louis to Athens, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from St. Louis to Athens, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Find deals

Good to know

Low seasonFebruary
Cheapest flight$315
Best time to beat the crowds with an average 43% drop in price.
Most popular time to fly with an average 9% increase in price.
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
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from St. Louis to Athens

  • What is the cheapest flight from St. Louis to Athens?

    In the last 5 days, the lowest price for a flight from St. Louis to Athens was $289 for a one-way ticket and $758 for a round-trip.

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

    A passport is required to fly from St. Louis to Athens.

  • Which aircraft models fly most regularly from St. Louis to Athens?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from St. Louis to Athens?

    SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between St. Louis and Athens, with SkyTeam being the most commonly used for this route.

  • What is the most popular layover when flying to Athens from St. Louis?

    Montreal is the most popular layover city among KAYAK users traveling from St. Louis to Athens.

  • Which is the best airline for flights from St. Louis to Athens, Delta or United Airlines?

    The two airlines most popular with KAYAK users for flights from St. Louis to Athens are Delta and United Airlines. With an average price for the route of $990 and an overall rating of 7.8, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $1,074 and an overall rating of 7.4.

  • How does KAYAK find such low prices on flights from St. Louis to Athens?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Athens.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Athens?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Athens from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Athens?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Athens with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and ATH can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Athens?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Athens from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Athens

Information on your arrival and departure airports

St. Louis (STL)
Athens (ATH)