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O'Hare Intl

$312+ Cheap flights from Estonia to O'Hare Intl (ORD)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
TLL — ORD
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Estonia to O'Hare Intl

Cheapest flights from Estonia to O'Hare Intl
Explore the most affordable flight options available from Estonia to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

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 10/76:00 am
TLL
-
ORD
1 stop19h 50m
British Airways
Tue 10/139:30 pm
ORD
-
TLL
1 stop10h 15m
British Airways
Deal found 1/26$544
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:00 am
TLL
-
ORD
2 stops22h 40m
American Airlines
Thu 3/54:10 pm
ORD
-
TLL
2 stops15h 05m
American Airlines
Deal found 1/26$554
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:55 am
TLL
-
ORD
2 stops19h 41m
Multiple Airlines
Tue 10/134:50 pm
ORD
-
TLL
2 stops15h 25m
Multiple Airlines
Deal found 1/27$593
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:35 am
TLL
-
ORD
2 stops21h 01m
Multiple Airlines
Sun 3/151:14 pm
ORD
-
TLL
2 stops18h 01m
Multiple Airlines
Deal found 1/27$598
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:00 am
TLL
-
ORD
2 stops19h 00m
Finnair
Tue 3/31:15 pm
ORD
-
TLL
2 stops19h 20m
Finnair
Deal found 1/26$600
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:00 am
TLL
-
ORD
2 stops17h 25m
American Airlines
Thu 3/54:10 pm
ORD
-
TLL
2 stops15h 05m
American Airlines
Deal found 1/26$601
This Scandinavian Airlines deal was found by Cheapflights users on 1/24. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:25 am
TLL
-
ORD
1 stop18h 20m
Scandinavian Airlines
Sun 2/87:10 pm
ORD
-
TLL
1 stop31h 10m
Scandinavian Airlines
Deal found 1/24$614
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:00 am
TLL
-
ORD
2 stops22h 40m
American Airlines
Thu 3/510:49 am
ORD
-
TLL
2 stops20h 26m
American Airlines
Deal found 1/26$619
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:00 am
TLL
-
ORD
2 stops22h 40m
American Airlines
Tue 3/311:38 am
ORD
-
TLL
2 stops19h 37m
American Airlines
Deal found 1/27$620
This oojo deal was found by Cheapflights users on 1/25. 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.
Thu 3/511:00 am
TLL
-
ORD
1 stop13h 45m
Scandinavian Airlines
Sun 3/158:20 pm
ORD
-
TLL
1 stop31h 00m
Scandinavian Airlines
Deal found 1/25$621

Find flight deals from Estonia to O'Hare Intl

Keep the following information in mind while searching for Estonia to O'Hare Intl flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$554
(American Airlines)

One-way from

$312
(Finnair)

Popular in

June

Cheapest in

February

Average price

$702
Provider with most accurate pricing for Tallinn-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tallinn-Chicago (CHI) flights.
Search Deals
From Estonia to Chicago O'Hare Intl
Search Deals
One-way flight from Estonia to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Estonia to O'Hare Intl 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 27, 2026.
Use the filters below to find and compare flights from Estonia to Chicago O'Hare Intl Airport that are best for you.

Fly from

Estonia

Fly to

O'Hare Intl

Route

Depart

Return

Price

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Tue 2/17

6:00 am-8:40 pm

2 stops22h 40m

Chicago O'Hare Intl

Thu 3/5

4:10 pm-3:15 pm

2 stops15h 05m

$554

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 3/5

8:25 am-9:25 pm

2 stops21h 00m

Chicago O'Hare Intl

Sun 3/15

1:14 pm-2:15 pm

2 stops18h 01m

$593

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 2/15

6:00 am-5:00 pm

2 stops19h 00m

Chicago O'Hare Intl

Tue 3/3

1:15 pm-4:35 pm

2 stops19h 20m

$600

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 2/15

6:00 am-8:40 pm

2 stops22h 40m

Chicago O'Hare Intl

Tue 3/3

11:38 am-3:15 pm

2 stops19h 37m

$620

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 2/15

6:00 am-7:40 pm

2 stops21h 40m

Chicago O'Hare Intl

Thu 3/5

11:38 am-3:15 pm

2 stops19h 37m

$620

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 2/15

6:00 am-8:40 pm

2 stops22h 40m

Chicago O'Hare Intl

Wed 3/4

11:38 am-3:15 pm

2 stops19h 37m

$620

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 3/5

6:25 am-4:45 pm

1 stop18h 20m

Chicago O'Hare Intl

Sun 3/15

8:20 pm-11:40 pm

2 stops20h 20m

$621

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 5/30

8:10 am-8:11 pm

2 stops20h 01m

$312

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 5/30

11:15 pm-5:50 pm

1 stop26h 35m

$366

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 5/30

6:00 am-5:50 pm

1 stop19h 50m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 15 results
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Best time to book a flight from Estonia to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Estonia 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 Estonia to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Estonia to Chicago O'Hare Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Estonia to Chicago O'Hare Intl Airport (average of $332). Flying from Estonia to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $675). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Estonia to O'Hare Intl. 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 Estonia to Chicago O'Hare Intl Airport?

    For as low as $600, American Airlines can have you in Chicago O'Hare Intl Airport from Estonia in 19h. Airlines will cover a distance of 4456 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Estonia to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Estonia to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Estonia to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Estonia to O'Hare Intl.

  • Can I find deals for business class flights from Estonia to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Estonia to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Estonia to Chicago O'Hare Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Estonia to Chicago O'Hare Intl Airport (average of $332). Flying from Estonia to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $675). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora

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Alternative routes for Estonia to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
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