HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tallinn

$368+ Cheap flights from Illinois to Tallinn (TLL)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TLL
ago. 9 — ago. 161
sáb. 8/9
sáb. 8/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Tallinn 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 Illinois to Tallinn

Keep the following information in mind while searching for Illinois to Tallinn flight deals. Data was last updated agosto 4, 2025.

Round-trip from

$423
(oojo)

One-way from

$352
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$736
From Illinois to Tallinn
Search Deals
One-way flight from Illinois to Tallinn
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($150 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Illinois to Tallinn

Cheapest flights from Illinois to Tallinn
Explore the most affordable flight options available from Illinois to Tallinn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 4, 2025.

This oojo deal was found by Cheapflights users on 8/4. 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.
jue. 10/167:15 pmORD - TLL
1 stop22h 10mScandinavian Airlines
sáb. 10/253:45 pmTLL - ORD
1 stop34h 10mScandinavian Airlines
Deal found 8/4$433
This Lufthansa deal was found by Cheapflights users on 8/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/37:05 pmORD - TLL
1 stop22h 30mMultiple Airlines
mié. 9/106:00 amTLL - ORD
1 stop21h 55mMultiple Airlines
Deal found 8/3$523
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/310:30 pmORD - TLL
1 stop17h 50mUnited Airlines
mié. 9/106:00 amTLL - ORD
2 stops20h 41mUnited Airlines
Deal found 8/4$529
This American Airlines deal was found by Cheapflights users on 8/3. 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.
mar. 9/164:55 pmORD - TLL
2 stops15h 15mAmerican Airlines
jue. 9/256:55 amTLL - ORD
2 stops20h 20mAmerican Airlines
Deal found 8/3$539
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/164:00 pmORD - TLL
1 stop13h 55mLufthansa
jue. 9/256:00 amTLL - ORD
1 stop14h 55mLufthansa
Deal found 8/3$544
This Air Canada deal was found by Cheapflights users on 8/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/38:40 amORD - TLL
2 stops27h 15mAir Canada
mié. 9/107:30 amTLL - ORD
2 stops19h 11mAir Canada
Deal found 8/3$552
This oojo deal was found by Cheapflights users on 8/3. 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.
mié. 8/207:05 pmORD - TLL
1 stop22h 30mSWISS
sáb. 8/306:00 amTLL - ORD
1 stop14h 10mSWISS
Deal found 8/3$635
This Finnair deal was found by Cheapflights users on 8/4. 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.
jue. 9/118:40 pmORD - TLL
2 stops14h 55mFinnair
lun. 9/156:00 amTLL - ORD
2 stops17h 45mFinnair
Deal found 8/4$696

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Tallinn 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 agosto 4, 2025.
Use the filters below to find and compare flights from Illinois to Tallinn that are best for you.

Fly from

Illinois

Fly to

Tallinn

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

jue. 10/16

7:15 pm-1:25 am

1 stop22h 10m

Tallinn

sáb. 10/25

3:45 pm-5:55 pm

1 stop34h 10m

$433

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mié. 9/3

7:05 pm-1:35 am

1 stop22h 30m

Tallinn

mié. 9/10

6:00 am-7:55 pm

1 stop21h 55m

$523

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mié. 9/3

10:30 pm-12:20 am

1 stop17h 50m

Tallinn

mié. 9/10

6:00 am-6:41 pm

2 stops20h 41m

$529

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mar. 9/16

4:55 pm-4:10 pm

2 stops15h 15m

Tallinn

jue. 9/25

6:55 am-7:15 pm

2 stops20h 20m

$539

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mar. 9/16

4:00 pm-1:55 pm

1 stop13h 55m

Tallinn

jue. 9/25

6:00 am-12:55 pm

1 stop14h 55m

$544

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mié. 9/3

8:40 am-7:55 pm

2 stops27h 15m

Tallinn

mié. 9/10

7:30 am-6:41 pm

2 stops19h 11m

$552

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

mié. 8/20

7:05 pm-1:35 am

1 stop22h 30m

Tallinn

sáb. 8/30

6:00 am-12:10 pm

1 stop14h 10m

$635

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

jue. 9/11

8:40 pm-7:35 pm

2 stops14h 55m

Tallinn

lun. 9/15

6:00 am-3:45 pm

2 stops17h 45m

$696

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

vie. 10/24

7:50 pm-12:45 pm

1 stop32h 55m

Tallinn

vie. 10/31

12:40 pm-7:25 pm

1 stop37h 45m

$2,714

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

lun. 9/1

11:45 pm-8:45 am

3 stops49h 00m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 14 results
1
2

Best time to book a flight from Illinois to Tallinn

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Tallinn (average of $550). Flying from Illinois to Tallinn in June is currently the most expensive (average of $968). 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.

What is the cheapest time of day to fly from IL to TLL?

Find hourly flight availability from Illinois to Tallinn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Tallinn as you normally would.

How much does it cost to fly round-trip from Illinois to Tallinn?

Reviews of airlines servicing Tallinn

Get insights into the airlines that provide service to Tallinn. 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 Tallinn. Reviews last updated agosto 4, 2025.
See what other customers who have flown with Finnair, SWISS, and United Airlines from Illinois to Tallinn have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Finnair
7.6
Good
1,319 reviews
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
SWISS
7.6
Good
1,687 reviews
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
United Airlines
7.4
Good
8,912 reviews
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Scandinavian Airlines
7.4
Good
1,461 reviews
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight
Turkish Airlines
7.3
Good
3,935 reviews
Finnair
7.6
Good
1,319 reviews

Comfort

7.4

Food

6.7

Boarding

7.6

Overall

7.6

Crew

8.1

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Related info for your journey

Find useful and relevant information for your journey from Illinois to Tallinn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tallinn from Illinois?

    If you book a flight to Tallinn from Illinois, you will be flying to Tallinn, which is the city’s only airport. Tallinn (TLL) is located 2.1 mi from the center of Tallinn.

  • Can I find deals for flights from Illinois to Tallinn that include hotel bookings?

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Tallinn (average of $550). Flying from Illinois to Tallinn in June is currently the most expensive (average of $968). 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 Illinois to Tallinn

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Tallinn flights
Newark to Tallinn flights
LaGuardia to Tallinn flights
Reagan-National to Tallinn flights
Dulles Intl to Tallinn flights
O'Hare Intl to Tallinn flights
Baltimore to Tallinn flights
Hobby to Tallinn flights
Boston to Tallinn flights
San Francisco to Tallinn flights
Los Angeles to Tallinn flights
Seattle to Tallinn flights
Miami to Tallinn flights
Dallas/Fort Worth to Tallinn flights
George Bush Intcntl to Tallinn flights
Charlotte to Tallinn flights
Jacksonville to Tallinn flights
Minneapolis to Tallinn flights
Ontario to Tallinn flights
Atlanta to Tallinn flights
Tampa to Tallinn flights
Sacramento to Tallinn flights
Philadelphia to Tallinn flights
Raleigh to Tallinn flights
Pittsburgh to Tallinn flights
Detroit to Tallinn flights
Denver to Tallinn flights
Columbus to Tallinn flights
Lexington to Tallinn flights
West Palm Beach to Tallinn flights
Sky Harbor Intl to Tallinn flights
San Jose to Tallinn flights
Nashville to Tallinn flights
Indianapolis to Tallinn flights
Fort Lauderdale to Tallinn flights
Greensboro to Tallinn flights
San Diego to Tallinn flights
Fort Myers to Tallinn flights
Bozeman to Tallinn flights
Newark to Tartu flights
O'Hare Intl to Tartu flights
Burbank to Tallinn flights
Santa Ana to Tallinn flights

Top 4 airlines flying from Illinois to Tallinn

Discover the top 4 airlines that operate flights from Illinois to Tallinn. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$424Average$460FlexibilityNo cancel feeOn-time77%
FinnairCheapest$507Average$732FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$528Average$680FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$535Average$594FlexibilityNo cancel feeOn-time76%

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.