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Cheap flights from Chicago O'Hare Intl Airport to Thera from $294

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Thera departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Thera

Cheap round-trip flights

Logo
8:25 pm - 7:15 pmORD-JTR
38h 50m2 stops
Logo
8:45 pm - 3:55 pmJTR-ORD
27h 10m1 stop
$535
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Sun, Oct 5 - Mon, Oct 20
British Airways Logo
9:15 pm - 1:50 pmORD-JTR
32h 35m1 stop
British Airways Logo
5:25 pm - 1:50 pmJTR-ORD
28h 25m1 stop
$544British Airways
Find Deal
Sun, Oct 5 - Mon, Oct 20
Logo
4:20 pm - 8:50 pmORD-JTR
20h 30m1 stop
Logo
8:45 pm - 3:55 pmJTR-ORD
27h 10m1 stop
$548
Find Deal
Mon, Oct 6 - Mon, Oct 13
Logo
7:05 pm - 8:00 pmORD-JTR
16h 55m1 stop
Logo
9:40 pm - 10:07 pmJTR-ORD
32h 27m2 stops
$559
Find Deal
Sun, Sep 28 - Tue, Oct 7
Logo
8:40 am - 7:15 pmORD-JTR
26h 35m2 stops
Logo
8:45 pm - 3:55 pmJTR-ORD
27h 10m1 stop
$574
Find Deal
Mon, Oct 6 - Mon, Oct 13
American Airlines Logo
10:41 am - 2:00 pmORD-JTR
19h 19m2 stops
American Airlines Logo
2:45 pm - 8:55 amJTR-ORD
26h 10m2 stops
$674American Airlines
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Sun, Sep 28 - Tue, Oct 7
SWISS Logo
9:25 pm - 9:50 amORD-JTR
52h 25m2 stops
SWISS Logo
8:45 pm - 5:20 pmJTR-ORD
28h 35m2 stops
$802SWISS
Find Deal
Sun, Oct 5 - Mon, Oct 20
Air Canada Logo
9:15 pm - 2:15 pmORD-JTR
33h 00m3 stops
Air Canada Logo
8:20 am - 7:30 pmJTR-ORD
18h 10m2 stops
$976Air Canada
Find Deal
Sat, Mar 7 - Thu, Mar 12
Air Canada Logo
12:50 pm - 2:15 pmORD-JTR
18h 25m2 stops
Air Canada Logo
8:25 am - 9:59 pmJTR-ORD
20h 34m3 stops
$1,193Air Canada
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Fri, Mar 13 - Fri, Mar 27
Emirates Logo
8:35 pm - 6:00 pmORD-JTR
37h 25m2 stops
Emirates Logo
3:05 pm - 3:45 pmJTR-ORD
32h 40m2 stops
$3,465Emirates
Find Deal
Sat, Sep 27 - Tue, Sep 30

British Airways flights from Chicago O'Hare Intl Airport to Thera

Our best British Airways deals on Chicago O'Hare Intl Airport to Thera flight tickets
British Airways
Oct 5
ORD9:15 pmChicago O'Hare Intl
32h 35m
1 stop
JTR1:50 pmThera Santorini
Oct 20
JTR5:25 pmThera Santorini
28h 25m
1 stop
ORD1:50 pmChicago O'Hare Intl
$544
Find similar
British Airways
Oct 6
ORD1:43 pmChicago O'Hare Intl
16h 07m
2 stops
JTR1:50 pmThera Santorini
Oct 13
JTR5:25 pmThera Santorini
30h 48m
2 stops
ORD4:13 pmChicago O'Hare Intl
$632
Find similar

Air Canada flights from Chicago O'Hare Intl Airport to Thera

Our best Air Canada deals on Chicago O'Hare Intl Airport to Thera flight tickets
Air Canada
Mar 7
ORD9:15 pmChicago O'Hare Intl
33h 00m
3 stops
JTR2:15 pmThera Santorini
Mar 12
JTR8:20 amThera Santorini
18h 10m
2 stops
ORD7:30 pmChicago O'Hare Intl
$976
Find similar
Air Canada
Mar 13
ORD12:50 pmChicago O'Hare Intl
18h 25m
2 stops
JTR2:15 pmThera Santorini
Mar 27
JTR8:25 amThera Santorini
20h 34m
3 stops
ORD9:59 pmChicago O'Hare Intl
$1,193
Find similar
Air Canada
Mar 13
ORD10:00 amChicago O'Hare Intl
21h 15m
3 stops
JTR2:15 pmThera Santorini
Mar 27
JTR8:25 amThera Santorini
20h 34m
3 stops
ORD9:59 pmChicago O'Hare Intl
$1,742
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Thera 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, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Thera that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 10/5

8:25 pm-7:15 pm

2 stops38h 50m

Thera Santorini

Mon 10/20

8:45 pm-3:55 pm

1 stop27h 10m

$535

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 10/5

9:15 pm-1:50 pm

1 stop32h 35m

Thera Santorini

Mon 10/20

5:25 pm-1:50 pm

1 stop28h 25m

$544

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Mon 10/6

4:20 pm-8:50 pm

1 stop20h 30m

Thera Santorini

Mon 10/13

8:45 pm-3:55 pm

1 stop27h 10m

$548

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 9/28

7:05 pm-8:00 pm

1 stop16h 55m

Thera Santorini

Tue 10/7

9:40 pm-10:07 pm

2 stops32h 27m

$559

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Mon 10/6

8:40 am-7:15 pm

2 stops26h 35m

Thera Santorini

Mon 10/13

8:45 pm-3:55 pm

1 stop27h 10m

$574

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 9/28

10:41 am-2:00 pm

2 stops19h 19m

Thera Santorini

Tue 10/7

2:45 pm-8:55 am

2 stops26h 10m

$674

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sun 10/5

9:25 pm-9:50 am

2 stops52h 25m

Thera Santorini

Mon 10/20

8:45 pm-5:20 pm

2 stops28h 35m

$802

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sat 3/7

9:15 pm-2:15 pm

3 stops33h 00m

Thera Santorini

Thu 3/12

8:20 am-7:30 pm

2 stops18h 10m

$976

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Fri 3/13

12:50 pm-2:15 pm

2 stops18h 25m

Thera Santorini

Fri 3/27

8:25 am-9:59 pm

3 stops20h 34m

$1,193

ChicagoThera

ORD - JTR

ORDJTR

Chicago O'Hare Intl

Sat 9/27

8:35 pm-6:00 pm

2 stops37h 25m

Thera Santorini

Tue 9/30

3:05 pm-3:45 pm

2 stops32h 40m

$3,465

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Thera from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Thera

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Thera?

On average, the least expensive day to fly to Thera from Chicago O'Hare Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $812. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,441. These prices are subject to change though, so be sure to set up a Price Alert for flights to Thera.

What is the cheapest time of day to depart on your flight to Thera?

According to our data, the cheapest time of day to fly to Thera is at noon. momondo users have found flights departing from Chicago O'Hare Intl Airport to Thera at noon for as low as $679. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $915.

When to book flights from Chicago O'Hare Intl Airport to Thera

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Thera according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Thera (ORD to JTR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Thera

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Thera. There are no popular flight routes from Chicago O'Hare Intl Airport to Thera.
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  • How far is Chicago O'Hare Intl to Thera Santorini by plane?

    A flight from Chicago O'Hare Intl to Thera Santorini will travel around 5578.0 mi. Typically, this will take 15h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Thera Santorini Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Thera Santorini Airport are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Thera Santorini Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Thera Santorini Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Thera Santorini Airport.

  • What documentation or ID do you need to fly to Thera Santorini Airport?

    The travel and health documents you'll need for your trip to Thera Santorini Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thera Santorini Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Thera?

Best airlines flying from Chicago O'Hare Intl Airport to Thera

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Thera with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $658Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

Traveling to a place near Thera?

Book flights to Thera if you plan to visit one of these locations
Oia
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Firostefani
Perissa
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Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Thera?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Thera from Chicago.

Can I find flights from Chicago to Thera with flexible booking policies on momondo?

momondo does allow users to show only those flights to Thera from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Thera?

Once all potential Chicago to Thera flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Thera right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Thera flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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