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$365+ Cheap flights from Chicago (CHI) to Estonia

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TLL
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Chicago to Estonia

Keep the following information in mind while searching for Chicago to Estonia flight deals. Data was last updated July 1, 2025.

Round-trip from

$365
(oojo)

Popular in

July

Cheapest in

March

Average price

$1,038
From Chicago (CHI) to Estonia
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Chicago to Estonia

Cheapest flights from Chicago to Estonia
Explore the most affordable flight options available from Chicago to Estonia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This oojo deal was found by Cheapflights users on 7/1. 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.
Wed 11/57:20 pmORD - TLL
2 stops20h 20mScandinavian Airlines
Tue 11/118:00 pmTLL - ORD
2 stops28h 45mScandinavian Airlines
Deal found 7/1$365
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 8/133:48 pmORD - TLL
2 stops18h 12mUnited Airlines
Wed 8/206:00 amTLL - ORD
2 stops33h 53mUnited Airlines
Deal found 6/30$516
This Booking.com deal was found by Cheapflights users on 7/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:15 pmORD - TAY
2 stops35h 10mMultiple Airlines
Fri 8/226:00 amTAY - ORD
2 stops17h 55mMultiple Airlines
Deal found 7/1$912
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Thu 8/149:30 pmORD - TAY
1 stop19h 15mFinnair
Thu 8/216:00 amTAY - ORD
2 stops25h 59mFinnair
Deal found 6/30$974

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Estonia 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 July 1, 2025.
Use the filters below to find and compare flights from Chicago to Estonia that are best for you.

Fly from

Chicago

Fly to

Estonia

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 11/5

7:20 pm-11:40 pm

2 stops20h 20m

Tallinn

Tue 11/11

8:00 pm-4:45 pm

2 stops28h 45m

$365

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 8/13

3:48 pm-6:00 pm

2 stops18h 12m

Tallinn

Wed 8/20

6:00 am-7:53 am

2 stops33h 53m

$516

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Fri 8/15

7:15 pm-2:25 pm

2 stops35h 10m

Tartu

Fri 8/22

6:00 am-3:55 pm

2 stops17h 55m

$912

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Thu 8/14

9:30 pm-12:45 am

1 stop19h 15m

Tartu

Thu 8/21

6:00 am-11:59 pm

2 stops25h 59m

$974

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 8/14

7:15 pm-3:10 pm

1 stop11h 55m

$368

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 11/15

11:50 am-6:00 pm

1 stop22h 10m

$461

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 11/15

8:12 pm-12:50 pm

3 stops32h 38m

$469

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 8/14

7:10 am-12:15 am

3 stops33h 05m

$496

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Fri 8/15

8:35 pm-2:25 pm

2 stops33h 50m

$664

ChicagoTartu

ORD - TAY

ORDTAY

Chicago O'Hare Intl

Thu 8/14

9:30 pm-12:45 am

1 stop19h 15m

$725

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Chicago to Estonia

Have a flexible travel schedule? Discover the best time to fly to Estonia from Chicago 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 Chicago to Estonia

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

Currently, November is the cheapest month in which you can book a flight from Chicago to Estonia (average of $550). Flying from Chicago to Estonia in June is currently the most expensive (average of $975). 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 CHI to EE?

Find hourly flight availability from Chicago to Estonia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from Chicago to Estonia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Estonia

Get insights into the airlines that provide service to Estonia. 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 Estonia. Reviews last updated July 1, 2025.
Read through reviews of airlines operating flights from Chicago to Estonia, such as Finnair, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,301 reviews

Overall

7.6

Comfort

7.4

Crew

8.1

Boarding

7.6

Entertainment

6.8

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
1,301 reviews
Finnair
7.6
Good
1,301 reviews

Overall

7.6

Comfort

7.4

Crew

8.1

Boarding

7.6

Entertainment

6.8

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.
United Airlines
7.4
Good
8,858 reviews
Finnair
7.6
Good
1,301 reviews

Overall

7.6

Comfort

7.4

Crew

8.1

Boarding

7.6

Entertainment

6.8

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.
Turkish Airlines
7.3
Good
3,886 reviews
Finnair
7.6
Good
1,301 reviews

Overall

7.6

Comfort

7.4

Crew

8.1

Boarding

7.6

Entertainment

6.8

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.
Scandinavian Airlines
7.3
Good
1,414 reviews
Finnair
7.6
Good
1,301 reviews

Overall

7.6

Comfort

7.4

Crew

8.1

Boarding

7.6

Entertainment

6.8

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 Chicago to Estonia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Chicago to Estonia one-way?

    The cheapest airlines for a one-way flight from Chicago to Estonia are Scandinavian Airlines ($368), Turkish Airlines ($461), and United Airlines ($496).

  • Can I find deals for flights from Chicago to Estonia that include hotel bookings?

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Chicago to Estonia (average of $550). Flying from Chicago to Estonia in June is currently the most expensive (average of $975). 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

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Alternative routes for Chicago to Estonia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Chicago to Estonia

Discover the top 4 airlines that operate flights from Chicago to Estonia. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$414Average$460FlexibilityNo cancel feeOn-time77%
FinnairCheapest$513Average$745FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$528Average$680FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$539Average$643FlexibilityNo cancel feeOn-time76%

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