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O'Hare Intl

$370+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
TLL — ORD
May 30 — Jun 61
Sat 5/30
Sat 6/6
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 April 30, 2026.

This Finnair deal was found by Cheapflights users on 4/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:25 am
TLL
-
ORD
1 stop18h 25m
Finnair
Tue 10/139:30 pm
ORD
-
TLL
1 stop15h 25m
Finnair
Deal found 4/28$509
This Ticket deal was found by Cheapflights users on 4/28. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/410:55 am
TLL
-
ORD
2 stops17h 16m
Finnair
Sat 6/139:30 pm
ORD
-
TLL
1 stop16h 40m
Finnair
Deal found 4/28$517
This Finnair deal was found by Cheapflights users on 4/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:00 am
TLL
-
ORD
1 stop19h 50m
Finnair
Mon 6/14:29 pm
ORD
-
TLL
2 stops15h 16m
Finnair
Deal found 4/27$567
This Finnair deal was found by Cheapflights users on 4/29. 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.
Wed 5/276:00 am
TLL
-
ORD
2 stops17h 00m
Finnair
Wed 6/34:30 pm
ORD
-
TLL
2 stops15h 45m
Finnair
Deal found 4/29$577

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 April 30, 2026.

Round-trip from

$509
(Finnair)

One-way from

$372
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$455
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. 19% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
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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 April 30, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Wed 10/7

12:50 pm-5:50 pm

1 stop13h 00m

Chicago O'Hare Intl

Tue 10/13

9:30 pm-8:55 pm

1 stop15h 25m

$509

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 6/4

6:00 am-5:50 pm

1 stop19h 50m

Chicago O'Hare Intl

Sat 6/13

9:30 pm-10:10 pm

1 stop16h 40m

$591

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Wed 5/27

6:00 am-5:50 pm

1 stop19h 50m

Chicago O'Hare Intl

Wed 6/3

3:04 pm-3:45 pm

2 stops16h 41m

$633

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 6/4

6:00 am-5:50 pm

1 stop19h 50m

Chicago O'Hare Intl

Sat 6/13

2:52 pm-10:10 pm

2 stops23h 18m

$722

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 5/14

11:15 pm-4:05 pm

2 stops24h 50m

Chicago O'Hare Intl

Fri 5/22

9:15 pm-10:50 pm

2 stops17h 35m

$797

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Fri 7/3

6:10 am-6:22 pm

2 stops20h 12m

Chicago O'Hare Intl

Mon 7/20

3:10 pm-1:05 pm

1 stop13h 55m

$854

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Fri 7/3

6:10 am-8:32 pm

2 stops22h 22m

Chicago O'Hare Intl

Sun 7/26

3:10 pm-1:05 pm

1 stop13h 55m

$854
Cheapest one-way

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 8/29

6:00 am-8:23 pm

2 stops22h 23m

$370

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 8/29

8:05 am-7:15 pm

3 stops19h 10m

$458

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Mon 7/13

11:15 am-9:40 am

1 stop30h 25m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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, March is the cheapest month in which you can book a flight from Estonia to Chicago O'Hare Intl Airport (average of $383). Flying from Estonia to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $643). 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 $509, Finnair can have you in Chicago O'Hare Intl Airport from Estonia in 18h 25m. Airlines will cover a distance of 4456 mi.

  • 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, March is the cheapest month in which you can book a flight from Estonia to Chicago O'Hare Intl Airport (average of $383). Flying from Estonia to Chicago O'Hare Intl Airport in June is currently the most expensive (average of $643). 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
Rosemont
Schaumburg
Naperville
Lake Geneva
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Oakbrook Terrace
Benton Harbor
Hoffman Estates
Des Plaines
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Libertyville
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
Arlington Heights

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