HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$315+ Cheap flights from Estonia to Illinois

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 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Estonia to Illinois 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 Estonia to Illinois

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

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 10/76:00 am
TLL
-
ORD
1 stop19h 50m
American Airlines
Tue 10/139:30 pm
ORD
-
TLL
1 stop10h 15m
American Airlines
Deal found 1/27$544
This Finnair 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:25 am
TLL
-
ORD
1 stop18h 25m
Finnair
Wed 5/1312:30 pm
ORD
-
TLL
2 stops17h 45m
Finnair
Deal found 1/28$548
This British Airways 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 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
2 stops25h 53m
British Airways
Tue 10/139:30 pm
ORD
-
TLL
1 stop10h 45m
British Airways
Deal found 1/27$553
This American Airlines 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 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 stops21h 40m
American Airlines
Thu 3/511:45 am
ORD
-
TLL
2 stops19h 30m
American Airlines
Deal found 1/28$587
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:25 am
TLL
-
ORD
1 stop18h 20m
Scandinavian Airlines
Mon 3/238:20 pm
ORD
-
TLL
1 stop31h 00m
Scandinavian Airlines
Deal found 1/28$592
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

Find flight deals from Estonia to Illinois

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$548
(Finnair)

One-way from

$315
(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 Illinois
Search Deals
One-way flight from Estonia to Illinois
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 Illinois 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 Estonia to Illinois that are best for you.

Fly from

Estonia

Fly to

Illinois

Route

Depart

Return

Price

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Wed 5/6

7:25 am-5:50 pm

1 stop18h 25m

Chicago O'Hare Intl

Wed 5/13

12:30 pm-2:15 pm

2 stops17h 45m

$548

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 3/19

6:25 am-5:45 pm

1 stop18h 20m

Chicago O'Hare Intl

Mon 3/23

8:20 pm-10:20 am

1 stop31h 00m

$592

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 3/5

10:35 am-11:36 pm

2 stops21h 01m

Chicago O'Hare Intl

Sun 3/15

1:14 pm-2:15 pm

2 stops18h 01m

$598

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Thu 3/19

6:00 am-4:25 pm

2 stops17h 25m

Chicago O'Hare Intl

Mon 3/23

7:40 pm-9:05 pm

2 stops18h 25m

$601

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Tue 2/17

8:00 pm-4:45 pm

2 stops28h 45m

Chicago O'Hare Intl

Thu 3/5

7:20 pm-1:25 am

1 stop22h 05m

$609

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-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

$627

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 5/30

8:10 am-8:11 pm

2 stops20h 01m

$315

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sat 5/30

6:00 am-5:50 pm

1 stop19h 50m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 13 results
1
2

Best time to book a flight from Estonia to Illinois

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

What is the cheapest month to book a flight from Estonia to Illinois?

Currently, April is the cheapest month in which you can book a flight from Estonia to Illinois (average of $332). Flying from Estonia to Illinois 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 Illinois. 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 Illinois?

    Finnair and Scandinavian Airlines can get you from Estonia to Illinois in just under 18h 20m. Your travel time can differ by up to 05m. Estonia and Illinois are separated by 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 Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Estonia to Illinois 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 Illinois?

    Currently, April is the cheapest month in which you can book a flight from Estonia to Illinois (average of $332). Flying from Estonia to Illinois 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Estonia to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Charles de Gaulle to John F Kennedy Intl flights
Charles de Gaulle to Newark flights
Orly to Newark flights
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Frankfurt to John F Kennedy Intl flights
Charles de Gaulle to LaGuardia flights
Frankfurt to Newark flights
Orly to John F Kennedy Intl flights
Charles de Gaulle to Los Angeles flights
Charles de Gaulle to Miami flights
Heathrow to LaGuardia flights
Bruxelles-National to Newark flights
London City to John F Kennedy Intl flights
Bruxelles-National to John F Kennedy Intl flights
Gatwick to Newark flights
Madrid to Newark flights
Frederic Chopin to John F Kennedy Intl flights
Malpensa to Newark flights
Frankfurt to LaGuardia flights
Frankfurt to Miami flights
Gatwick to John F Kennedy Intl flights
Malpensa to John F Kennedy Intl flights
Frankfurt to Los Angeles flights
Gatwick to LaGuardia flights
Amsterdam to John F Kennedy Intl flights
Amsterdam to Newark flights
Beauvais-Tille to Newark flights
Heathrow to Los Angeles flights
Orly to Los Angeles flights
Leonardo da Vinci/Fiumicino to Newark flights
Vienna to Newark flights
Heathrow to Miami flights
Stansted to John F Kennedy Intl flights
Geneva to Newark flights
Barcelona-El Prat to Newark flights
Barcelona-El Prat to John F Kennedy Intl flights
Zurich to John F Kennedy Intl flights
Leonardo da Vinci/Fiumicino to John F Kennedy Intl flights
Frankfurt to San Francisco flights
Madrid to John F Kennedy Intl flights
Charles de Gaulle to Dallas/Fort Worth flights
Madrid to LaGuardia flights
Vienna to John F Kennedy Intl flights
Bruxelles-National to LaGuardia flights
Zurich to Newark flights
Athens to Newark flights
Frederic Chopin to Newark flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.