$434+ Cheap flights from Chicago (CHI) 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — JTR
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Find cheap flights from Chicago 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.Cheap flight deals from Chicago to Santorini
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Best
Last-minute
One-way
Cheapest flights from Chicago to SantoriniExplore the most affordable flight options available from Chicago to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from Chicago to Santorini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:50 pm -
1 stop13h 20m
Sun 11/15:45 pm -
1 stop32h 40m
Deal found 10/5![Lufthansa logo]()
$1,014
This United deal was found by Cheapflights users on 10/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:00 pm -
2 stops22h 10m
Sun 11/15:45 pm -
1 stop32h 40m
Deal found 10/5![Multiple Airlines logo]()
$1,037
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 am -
2 stops23h 10m
Wed 11/259:00 am -
2 stops18h 52m
Deal found 10/5![Multiple Airlines logo]()
$1,050
This Air Canada deal was found by Cheapflights users on 10/5. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Wed 11/256:00 am -
2 stops34h 00m
Deal found 10/5![Air Canada logo]()
$1,075
This FlightHub deal was found by Cheapflights users on 10/3. 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 11/187:05 am -
2 stops23h 10m
Sun 11/226:30 pm -
2 stops53h 45m
Deal found 10/3![Multiple Airlines logo]()
$1,076
This Air Canada deal was found by Cheapflights users on 10/3. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Sun 11/228:10 am -
2 stops31h 50m
Deal found 10/3![Air Canada logo]()
$1,125
This Cheapflightsfares deal was found by Cheapflights users on 10/3. 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 10/37:05 pm -
1 stop17h 05m
Sun 10/118:55 pm -
1 stop23h 40m
Deal found 10/3![SWISS logo]()
$1,240
Best flights from Chicago to SantoriniDiscover carefully curated flight deals from Chicago to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from Chicago to Santorini that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This United deal was found by Cheapflights users on 10/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:00 pm -
2 stops22h 10m
Sun 11/15:45 pm -
1 stop32h 40m
Deal found 10/5![Multiple Airlines logo]()
$1,037
This Air Canada deal was found by Cheapflights users on 10/5. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Wed 11/256:00 am -
2 stops34h 00m
Deal found 10/5![Air Canada logo]()
$1,075
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 am -
2 stops23h 10m
Wed 11/259:00 am -
2 stops18h 52m
Deal found 10/5![Multiple Airlines logo]()
$1,050
This Air Canada deal was found by Cheapflights users on 10/3. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Sun 11/228:10 am -
2 stops31h 50m
Deal found 10/3![Air Canada logo]()
$1,125
This FlightHub deal was found by Cheapflights users on 10/3. 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 11/187:05 am -
2 stops23h 10m
Sun 11/226:30 pm -
2 stops53h 45m
Deal found 10/3![Multiple Airlines logo]()
$1,076
This KAYAK deal was found by Cheapflights users on 10/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/155:20 pm -
2 stops16h 15m
Thu 3/189:35 pm -
2 stops23h 35m
Deal found 10/7![Multiple Airlines logo]()
$1,085
This Ovago deal was found by Cheapflights users on 10/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/225:20 pm -
2 stops16h 15m
Fri 3/266:00 am -
2 stops16h 00m
Deal found 10/7![Multiple Airlines logo]()
$1,225
Last-minute flights from Chicago to SantoriniDiscover last-minute flight deals from Chicago to Santorini. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Santorini. Data last updated October 8, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 10/6. 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.
Sun 10/184:05 pm -
1 stop13h 25m
Sat 10/247:35 pm -
2 stops50h 35m
Deal found 10/6![Lufthansa logo]()
$1,264
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:50 pm -
1 stop13h 20m
Sun 11/15:45 pm -
1 stop32h 40m
Deal found 10/5![Lufthansa logo]()
$1,014
This United deal was found by Cheapflights users on 10/5. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/262:00 pm -
2 stops22h 10m
Sun 11/15:45 pm -
1 stop32h 40m
Deal found 10/5![Multiple Airlines logo]()
$1,037
This Gotogate deal was found by Cheapflights users on 10/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:05 am -
2 stops23h 10m
Wed 11/259:00 am -
2 stops18h 52m
Deal found 10/5![Multiple Airlines logo]()
$1,050
This Air Canada deal was found by Cheapflights users on 10/5. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Wed 11/256:00 am -
2 stops34h 00m
Deal found 10/5![Air Canada logo]()
$1,075
This FlightHub deal was found by Cheapflights users on 10/3. 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 11/187:05 am -
2 stops23h 10m
Sun 11/226:30 pm -
2 stops53h 45m
Deal found 10/3![Multiple Airlines logo]()
$1,076
This Air Canada deal was found by Cheapflights users on 10/3. 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.
Wed 11/1810:15 am -
3 stops20h 00m
Sun 11/228:10 am -
2 stops31h 50m
Deal found 10/3![Air Canada logo]()
$1,125
One-way flights from Chicago to SantoriniSearch for one-way flight options from Chicago to Santorini. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from Chicago to Santorini. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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.
Tue 10/209:00 pm -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Aer Lingus logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:45 pm -
2 stops22h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/124:20 pm -
2 stops32h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$532
Find flight deals from Chicago to Santorini
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,014 (Gotogate) |
One-way from | $434 (Cheapflightsfares) |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 7,457,451 searches. Data last updated October 8, 2026.
Use the filters below to find and compare flights from Chicago to Thera that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Tue 10/20
9:00 pm-8:45 pm
1 stop15h 45m
Thera Santorini
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$434
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Tue 10/20
3:45 pm-10:30 pm
2 stops22h 45m
Thera Santorini
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$437
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Fri 3/12
4:20 pm-8:35 am
2 stops32h 15m
Thera Santorini
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$532
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Mon 10/26
2:00 pm-7:10 pm
2 stops22h 10m
Thera Santorini
Sun 11/1
5:45 pm-6:25 pm
1 stop32h 40m
$1,037
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Wed 11/18
7:05 am-2:15 pm
2 stops23h 10m
Thera Santorini
Wed 11/25
9:00 am-7:52 pm
2 stops18h 52m
$1,050
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Wed 11/18
10:15 am-2:15 pm
3 stops20h 00m
Thera Santorini
Wed 11/25
6:00 am-8:00 am
2 stops34h 00m
$1,075
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Wed 11/18
7:05 am-2:15 pm
2 stops23h 10m
Thera Santorini
Sun 11/22
6:30 pm-4:15 pm
2 stops53h 45m
$1,076
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Mon 3/15
5:20 pm-4:35 pm
2 stops16h 15m
Thera Santorini
Thu 3/18
9:35 pm-2:10 pm
2 stops23h 35m
$1,085
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Wed 11/18
10:15 am-2:15 pm
3 stops20h 00m
Thera Santorini
Sun 11/22
8:10 am-8:00 am
2 stops31h 50m
$1,125
ChicagoThera
ORD Chicago O'Hare Intl - JTR Thera Santorini
ORDJTR
Chicago O'Hare Intl
Mon 3/22
5:20 pm-4:35 pm
2 stops16h 15m
Thera Santorini
Fri 3/26
6:00 am-3:00 pm
2 stops16h 00m
$1,225
Sorted by cheapest first
Compare providers for flights from Chicago 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 Chicago to Santorini in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-Thera flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Chicago-Thera flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Chicago-Thera flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-Thera flights, Cheapflights users trust Ovago the most. Ovago 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 Chicago-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 Chicago to Santorini
Have a flexible travel schedule? Discover the best time to fly to Santorini from Chicago with our price prediction graph.
CHI-JTR
ORD-JTR
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 Chicago to Thera
CHI-JTR
ORD-JTR
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Santorini
Get insights into the airlines that provide service to Santorini. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santorini. Reviews last updated October 8, 2026.
Peruse reviews from past customers who have flown with Lufthansa from Chicago to Thera to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.0
Food
6.3
Crew
7.6
Entertainment
6.5
Comfort
6.8
Overall
6.8
Reviews
1 / 20
2.0
MediocreJustin,Sep 2023
ORD - MUC
Boarding
7.0
Food
6.3
Crew
7.6
Entertainment
6.5
Comfort
6.8
Overall
6.8
Reviews
1 / 20
2.0
MediocreJustin,Sep 2023
ORD - MUC
Related info for your journey
Find useful and relevant information for your journey from Chicago to Santorini. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Thera?
Book flights to Thera if you plan to visit one of these locationsOia
Imerovigli
Kamari
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Complete your trip
Complete your trip to Santorini by adding a car rental and/or hotel reservation to your travel itinerary.
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Chicago and Santorini flights
Browse other Chicago and Santorini flight options. Last updated on October 8, 2026.
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Explore flights to Santorini departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.
Top airline flying from Chicago to Santorini
Discover the top airline that operate flights from Chicago 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 7,457,451 searches. Data last updated October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$333 | Average$1,130 | FlexibilityNo cancel fee | On-time79% |