HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santorini

$1,596+ Cheap flights from St. Louis (STL) to Thera (JTR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JTR
Nov 8 — Nov 151
Sat 11/8
Sat 11/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Santorini with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from St. Louis to Santorini

Cheapest flights from St. Louis to Santorini
Explore the most affordable flight options available from St. Louis to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2025.

This Air Canada deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:05 pmSTL - JTR
2 stops38h 10mAir Canada
Tue 11/118:15 amJTR - STL
2 stops39h 14mAir Canada
Deal found 10/8$1,596
This Mytrip deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:05 pmSTL - JTR
3 stops34h 50mMultiple Airlines
Sun 11/3011:35 amJTR - STL
3 stops35h 54mMultiple Airlines
Deal found 10/9$2,800

Cheap flight deals from St. Louis to Santorini

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Santorini (JTR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 9, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,596
(Air Canada)
Provider with most accurate pricing for Lambert-St Louis-Thera Santorini flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Thera Santorini flights.
Search Deals
From Lambert-St Louis to Thera Santorini
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Santorini 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, Cheapflights users made 2,558,603 searches. Data last updated October 9, 2025.
Use the filters below to find and compare flights from St. Louis to Thera that are best for you.

Fly from

St. Louis

Fly to

Santorini

Route

Depart

Return

Price

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Fri 11/7

4:05 pm-2:15 pm

2 stops38h 10m

Thera Santorini

Tue 11/11

8:15 am-3:29 pm

2 stops39h 14m

$1,596

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Sun 11/23

4:05 pm-10:55 am

3 stops34h 50m

Thera Santorini

Sun 11/30

11:35 am-3:29 pm

3 stops35h 54m

$2,800

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Thu 3/19

12:24 pm-11:55 am

2 stops16h 31m

Thera Santorini

Fri 3/27

8:15 am-9:10 pm

2 stops19h 55m

$4,449

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Compare providers for flights from St. Louis to Santorini

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Santorini in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Thera flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Thera flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Thera flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Thera flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Thera flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Santorini

Have a flexible travel schedule? Discover the best time to fly to Santorini from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Santorini. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Thera?

    Air Canada can get you from St. Louis to Thera in just under 38h 10m. Your travel time can differ by up to . The distance from St. Louis to Thera is about 5827 mi.

  • Can I find deals for flights from St. Louis to Santorini that include hotel bookings?

    Yes. In addition to deals on St. Louis to Santorini flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Santorini?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Santorini.

  • Can I find deals for business class flights from St. Louis to Santorini?

    Yes. Cheapflights offers flight deals from St. Louis to Santorini by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
Kamari
Imerovigli

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Santorini

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Santorini flights
St. Louis to Mykonos flights
St. Louis to Rhodes flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.