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$491+ Cheap flights from Estonia to Illinois

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
TLL — ORD
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Cheap flight deals from Estonia to Illinois

Keep the following information in mind while searching for Estonia to Illinois flight deals. Data was last updated November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$491
(Flightnetwork)

Popular in

December

Cheapest in

February

Average price

$522
Provider with most accurate pricing for Tallinn-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Tallinn-Chicago (CHI) flights.
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From Estonia to Illinois
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Estonia to Illinois

Best flights from Estonia to Illinois
Discover carefully curated flight deals from Estonia to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 2, 2025.

This Flightnetwork deal was found by Cheapflights users on 11/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/158:00 pmTLL - ORD
2 stops28h 45mScandinavian Airlines
Sat 1/317:20 pmORD - TLL
1 stop31h 00mScandinavian Airlines
Deal found 11/2$491
This American Airlines deal was found by Cheapflights users on 11/1. 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 1/186:00 amTLL - ORD
2 stops21h 29mAmerican Airlines
Sat 1/2411:56 amORD - TLL
2 stops19h 19mAmerican Airlines
Deal found 11/1$563
This Scandinavian Airlines deal was found by Cheapflights users on 11/1. 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.
Fri 3/611:00 amTLL - ORD
1 stop13h 55mScandinavian Airlines
Mon 3/98:20 pmORD - TLL
1 stop22h 05mScandinavian Airlines
Deal found 11/1$514
This oojo deal was found by Cheapflights users on 11/1. 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.
Sun 1/183:45 pmTLL - ORD
1 stop33h 00mScandinavian Airlines
Sat 1/247:20 pmORD - TLL
1 stop11h 50mScandinavian Airlines
Deal found 11/1$539

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 November 2, 2025.
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

Thu 1/15

8:00 pm-4:45 pm

2 stops28h 45m

Chicago O'Hare Intl

Sat 1/31

7:20 pm-10:20 am

1 stop31h 00m

$491

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Fri 3/6

11:00 am-4:55 pm

1 stop13h 55m

Chicago O'Hare Intl

Mon 3/9

8:20 pm-1:25 am

1 stop22h 05m

$514

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 1/18

3:45 pm-4:45 pm

1 stop33h 00m

Chicago O'Hare Intl

Sat 1/24

7:20 pm-3:10 pm

1 stop11h 50m

$539

TallinnChicago

TLL - ORD

TLLORD

Tallinn

Sun 1/18

6:00 am-7:29 pm

2 stops21h 29m

Chicago O'Hare Intl

Sat 1/24

11:56 am-3:15 pm

2 stops19h 19m

$563

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

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 $329). Flying from Estonia to Illinois in June is currently the most expensive (average of $654). 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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated November 2, 2025.
Peruse reviews from past customers who have flown with Finnair from Estonia to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,335 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,335 reviews
Finnair
7.6
Good
1,335 reviews

Boarding

7.6

Crew

8.1

Overall

7.6

Comfort

7.4

Entertainment

6.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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?

    Scandinavian Airlines can get you from Estonia to Illinois in just under 28h 45m. Your travel time can differ by up to . Estonia and Illinois are separated by a distance of 4456 mi.

  • 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 $329). Flying from Estonia to Illinois in June is currently the most expensive (average of $654). 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.

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