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Santorini

$445+ Cheap flights from Illinois 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — JTR
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Illinois to Santorini

Cheapest flights from Illinois to Santorini
Explore the most affordable flight options available from Illinois to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This FlightHub deal was found by Cheapflights users on 1/28. 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.
Tue 10/209:40 pm
ORD
-
JTR
1 stop12h 40m
Lufthansa
Tue 10/278:00 pm
JTR
-
ORD
1 stop30h 25m
Lufthansa
Deal found 1/28$619
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Sun 9/207:05 pm
ORD
-
JTR
1 stop16h 55m
Multiple Airlines
Wed 9/307:10 pm
JTR
-
ORD
1 stop25h 25m
Multiple Airlines
Deal found 1/27$650
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:05 pm
ORD
-
JTR
1 stop15h 05m
SWISS
Mon 9/78:45 pm
JTR
-
ORD
1 stop23h 50m
SWISS
Deal found 1/27$677
This Justfly.com deal was found by Cheapflights users on 1/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:40 pm
ORD
-
JTR
1 stop12h 40m
Multiple Airlines
Tue 9/159:40 pm
JTR
-
ORD
2 stops26h 57m
Multiple Airlines
Deal found 1/28$714
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Wed 2/257:20 pm
ORD
-
JTR
2 stops17h 50m
Multiple Airlines
Wed 3/45:05 pm
JTR
-
ORD
2 stops31h 40m
Multiple Airlines
Deal found 1/28$725
This FlightHub deal was found by Cheapflights users on 1/27. 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 10/104:40 pm
ORD
-
JTR
2 stops43h 20m
Multiple Airlines
Sat 10/177:35 pm
JTR
-
ORD
1 stop25h 00m
Multiple Airlines
Deal found 1/27$729
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/41:27 pm
STL
-
JTR
2 stops19h 28m
Lufthansa
Wed 7/157:10 pm
JTR
-
STL
2 stops36h 15m
Lufthansa
Deal found 1/27$1,025
This Orbitz deal was found by Cheapflights users on 1/27. 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 9/233:30 pm
STL
-
JTR
1 stop17h 25m
Multiple Airlines
Wed 9/3010:40 am
JTR
-
STL
2 stops39h 37m
Multiple Airlines
Deal found 1/27$1,045
This British Airways deal was found by Cheapflights users on 1/26. 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 4/157:05 am
STL
-
JTR
2 stops25h 10m
British Airways
Sun 4/195:10 pm
JTR
-
STL
2 stops38h 38m
British Airways
Deal found 1/26$1,082
This oojo deal was found by Cheapflights users on 1/27. 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 4/38:00 am
STL
-
JTR
2 stops23h 05m
British Airways
Sat 4/113:55 pm
JTR
-
STL
2 stops33h 17m
British Airways
Deal found 1/27$1,086
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:30 pm
STL
-
JTR
1 stop17h 20m
Lufthansa
Sat 10/107:35 pm
JTR
-
STL
2 stops28h 51m
Lufthansa
Deal found 1/27$1,105
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Wed 5/207:30 am
STL
-
JTR
2 stops25h 25m
Multiple Airlines
Tue 5/265:40 pm
JTR
-
STL
1 stop27h 45m
Multiple Airlines
Deal found 1/27$1,144

Find flight deals from Illinois to Santorini

Keep the following information in mind while searching for Illinois to Santorini flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$725
(Mytrip)

One-way from

$445
(Kiwi.com)
Provider with most accurate pricing for Chicago (CHI)-Thera Santorini flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Thera Santorini flights.
Search Deals
From Illinois to Thera Santorini
Search Deals
One-way flight from Illinois to Thera Santorini
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 29, 2026.
Use the filters below to find and compare flights from Illinois to Thera that are best for you.

Fly from

Illinois

Fly to

Santorini

Route

Depart

Return

Price

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Wed 2/25

7:20 pm-9:10 pm

2 stops17h 50m

Thera Santorini

Wed 3/4

5:05 pm-4:45 pm

2 stops31h 40m

$725

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 4/26

3:45 pm-4:55 pm

1 stop17h 10m

Thera Santorini

Sun 5/3

8:20 am-1:00 pm

2 stops36h 40m

$874

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Tue 4/14

12:30 pm-4:15 pm

2 stops43h 45m

Thera Santorini

Sat 4/25

3:55 pm-1:50 pm

1 stop29h 55m

$984

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sat 5/2

3:35 pm-4:55 pm

1 stop17h 20m

Thera Santorini

Sat 5/9

7:35 pm-12:55 pm

2 stops25h 20m

$986

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 4/26

5:00 pm-1:55 pm

1 stop12h 55m

Thera Santorini

Sun 5/3

5:10 pm-6:15 pm

1 stop33h 05m

$986

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Tue 4/14

8:35 pm-4:15 pm

1 stop35h 40m

Thera Santorini

Sat 4/25

3:55 pm-5:35 pm

1 stop33h 40m

$987

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sat 5/2

6:48 pm-1:55 pm

2 stops35h 07m

Thera Santorini

Sat 5/9

3:55 pm-7:20 pm

2 stops35h 25m

$994

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-11:25 pm

2 stops36h 15m

$1,025

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Wed 4/15

7:05 am-4:15 pm

2 stops25h 10m

Thera Santorini

Sun 4/19

5:10 pm-11:48 pm

2 stops38h 38m

$1,082

St. LouisThera

STL - JTR

STLJTR

Lambert-St Louis

Fri 4/3

8:00 am-3:05 pm

2 stops23h 05m

Thera Santorini

Sat 4/11

3:55 pm-5:12 pm

2 stops33h 17m

$1,086

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 25 results
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Best time to book a flight from Illinois to Santorini

Have a flexible travel schedule? Discover the best time to fly to Santorini from Illinois 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Thera
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Thera from Illinois?

    For a flight from Illinois to Thera, you will be flying into Santorini. Thera Santorini (JTR) is just 2.9 mi from the center of the city.

  • How long is the flight from Illinois to Thera?

    British Airways and Lufthansa can get you from Illinois to Thera in just under 19h 28m. Your travel time can differ by up to 24h 17m. There are 5827 mi between Illinois and Thera. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Illinois to Santorini that include hotel bookings?

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

  • How can I find direct flights from Illinois to Santorini?

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

  • Can I find deals for business class flights from Illinois to Santorini?

    Yes. Cheapflights offers flight deals from Illinois 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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Alternative routes for Illinois to Santorini

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Santorini

Discover the top 2 airlines that operate flights from Illinois to Santorini. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$602Average$1,024FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$1,069Average$1,222FlexibilityNo cancel feeOn-time76%

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