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Santorini

$633+ Cheap flights from St. Louis (STL) to Thera (JTR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — JTR
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$782
(British Airways)

One-way from

$633
(FlightHub)
Provider with most accurate pricing for Lambert-St Louis-Thera Santorini flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Thera Santorini flights.
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From Lambert-St Louis to Thera Santorini
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One-way flight from Lambert-St Louis to Thera Santorini
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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 January 8, 2026.

This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:29 pmSTL - JTR
2 stops18h 46mBritish Airways
Sun 4/195:10 pmJTR - STL
2 stops37h 04mBritish Airways
Deal found 1/6$782
This oojo deal was found by Cheapflights users on 1/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:06 amSTL - JTR
2 stops24h 49mBritish Airways
Sat 10/103:50 pmJTR - STL
1 stop35h 40mBritish Airways
Deal found 1/6$822
This American Airlines deal was found by Cheapflights users on 1/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/39:35 amSTL - JTR
2 stops21h 20mAmerican Airlines
Sat 4/113:50 pmJTR - STL
2 stops33h 22mAmerican Airlines
Deal found 1/8$841
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/311:46 amSTL - JTR
2 stops44h 29mBritish Airways
Sat 4/113:55 pmJTR - STL
2 stops39h 09mBritish Airways
Deal found 1/6$842
This FlightHub deal was found by Cheapflights users on 1/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:27 pmSTL - JTR
2 stops19h 28mLufthansa
Wed 7/157:10 pmJTR - STL
2 stops28h 11mLufthansa
Deal found 1/6$977
This Trip.com deal was found by Cheapflights users on 1/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:28 amSTL - JTR
2 stops19h 47mMultiple Airlines
Tue 3/316:00 amJTR - STL
2 stops39h 25mMultiple Airlines
Deal found 1/6$983
This Orbitz deal was found by Cheapflights users on 1/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/156:49 pmSTL - JTR
2 stops39h 46mLufthansa
Wed 7/227:10 pmJTR - STL
2 stops29h 16mLufthansa
Deal found 1/7$989
This British Airways deal was found by Cheapflights users on 1/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:00 pmSTL - JTR
2 stops39h 25mBritish Airways
Sat 8/83:50 pmJTR - STL
2 stops58h 28mBritish Airways
Deal found 1/7$1,118

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 January 8, 2026.
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

Wed 4/15

1:29 pm-4:15 pm

2 stops18h 46m

Thera Santorini

Sun 4/19

5:10 pm-10:14 pm

2 stops37h 04m

$782

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Fri 4/3

9:35 am-2:55 pm

2 stops21h 20m

Thera Santorini

Sat 4/11

3:50 pm-5:12 pm

2 stops33h 22m

$841

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Fri 4/3

11:46 am-4:15 pm

2 stops44h 29m

Thera Santorini

Sat 4/11

3:55 pm-11:04 pm

2 stops39h 09m

$842

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Sat 7/4

1:27 pm-4:55 pm

2 stops19h 28m

Thera Santorini

Wed 7/15

7:10 pm-3:21 pm

2 stops28h 11m

$977

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Tue 3/17

11:28 am-2:15 pm

2 stops19h 47m

Thera Santorini

Tue 3/31

6:00 am-1:25 pm

2 stops39h 25m

$983

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Sat 2/21

4:05 pm-8:35 am

3 stops32h 30m

Thera Santorini

Sat 2/28

6:30 pm-1:55 pm

2 stops27h 25m

$3,288

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Fri 2/20

4:05 pm-8:35 am

3 stops32h 30m

Thera Santorini

Fri 2/27

6:30 pm-1:55 pm

2 stops51h 25m

$3,353

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Thu 3/19

11:28 am-11:55 am

2 stops17h 27m

Thera Santorini

Fri 3/27

8:15 am-11:51 pm

2 stops22h 36m

$3,998

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Sun 3/22

4:05 pm-2:25 pm

2 stops39h 20m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Thera flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

    British Airways and American Airlines can get you from St. Louis to Thera in just under 18h 46m. Your travel time can differ by up to 2h 34m. The distance from St. Louis to Thera is about 5827 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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

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