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$264+ Cheap flights from O'Hare Intl (ORD) to Estonia

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TLL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Estonia

Keep the following information in mind while searching for O'Hare Intl to Estonia flight deals. Data was last updated September 11, 2025.

Round-trip from

$414
(Scandinavian Airlines)

One-way from

$264
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$664
From Chicago O'Hare Intl to Estonia
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One-way flight from Chicago O'Hare Intl to Estonia
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Highest demand for flights based on searches. 18% potential increase in price ($154 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to Estonia

Cheapest flights from O'Hare Intl to Estonia
Explore the most affordable flight options available from O'Hare Intl to Estonia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 11/2710:30 amORD - TLL
2 stops15h 50mScandinavian Airlines
Tue 12/28:00 pmTLL - ORD
2 stops28h 45mScandinavian Airlines
Deal found 9/10$414
This oojo deal was found by Cheapflights users on 9/10. 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.
Fri 11/287:20 pmORD - TLL
2 stops12h 20mScandinavian Airlines
Wed 12/33:40 pmTLL - ORD
2 stops33h 05mScandinavian Airlines
Deal found 9/10$418
This Gurufare deal was found by Cheapflights users on 9/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:10 amORD - TLL
2 stops24h 00mScandinavian Airlines
Wed 12/103:45 pmTLL - ORD
1 stop33h 00mScandinavian Airlines
Deal found 9/10$419
This oojo deal was found by Cheapflights users on 9/10. 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 11/307:20 pmORD - TLL
2 stops20h 20mScandinavian Airlines
Fri 12/53:40 pmTLL - ORD
2 stops33h 05mScandinavian Airlines
Deal found 9/10$428
This oojo deal was found by Cheapflights users on 9/10. 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.
Sat 11/297:20 pmORD - TLL
2 stops20h 15mScandinavian Airlines
Thu 12/43:40 pmTLL - ORD
2 stops33h 05mScandinavian Airlines
Deal found 9/10$438
This Gurufare deal was found by Cheapflights users on 9/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:10 amORD - TLL
2 stops34h 15mScandinavian Airlines
Sun 12/73:45 pmTLL - ORD
1 stop33h 00mScandinavian Airlines
Deal found 9/10$449
This oojo deal was found by Cheapflights users on 9/10. 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 12/77:20 pmORD - TLL
2 stops20h 20mScandinavian Airlines
Fri 12/123:40 pmTLL - ORD
2 stops33h 05mScandinavian Airlines
Deal found 9/10$458
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/197:15 pmORD - TLL
1 stop22h 10mScandinavian Airlines
Tue 11/43:40 pmTLL - ORD
2 stops33h 05mScandinavian Airlines
Deal found 9/10$460
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1910:30 pmORD - TLL
1 stop17h 50mUnited Airlines
Tue 11/46:15 amTLL - ORD
1 stop17h 05mUnited Airlines
Deal found 9/10$476

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Estonia that are best for you.

Fly from

O'Hare Intl

Fly to

Estonia

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 12/5

7:20 pm-3:40 pm

2 stops12h 20m

Tallinn

Wed 12/10

11:00 am-4:45 pm

2 stops37h 45m

$428

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 11/29

7:20 pm-11:35 pm

2 stops20h 15m

Tallinn

Thu 12/4

3:40 pm-4:45 pm

2 stops33h 05m

$438

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 12/6

7:10 am-10:20 am

2 stops19h 10m

Tallinn

Thu 12/11

3:45 pm-4:45 pm

1 stop33h 00m

$449

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 12/2

7:10 am-1:25 am

2 stops34h 15m

Tallinn

Sun 12/7

4:10 pm-4:45 pm

2 stops32h 35m

$456

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 12/8

7:20 pm-1:25 am

1 stop22h 05m

Tallinn

Sat 12/13

3:45 pm-4:45 pm

1 stop33h 00m

$458

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 12/7

7:20 pm-11:40 pm

2 stops20h 20m

Tallinn

Fri 12/12

3:40 pm-4:45 pm

2 stops33h 05m

$458

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 10/19

7:15 pm-1:25 am

1 stop22h 10m

Tallinn

Tue 11/4

3:40 pm-4:45 pm

2 stops33h 05m

$460

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 3/4

7:20 pm-11:40 pm

2 stops20h 20m

Tallinn

Sun 3/8

4:10 pm-5:45 pm

2 stops32h 35m

$473

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 1/24

10:15 am-10:50 am

2 stops40h 35m

$264

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sat 1/24

7:20 pm-10:20 am

1 stop31h 00m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 12 results
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Best time to book a flight from O'Hare Intl to Estonia

Have a flexible travel schedule? Discover the best time to fly to Estonia from O'Hare Intl 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 O'Hare Intl Airport to Estonia

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Estonia?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Estonia (average of $550). Flying from Chicago O'Hare Intl Airport to Estonia in June is currently the most expensive (average of $974). 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 ORD to EE?

Find hourly flight availability from O'Hare Intl 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 September 11, 2025.

When flying from Chicago O'Hare Intl Airport 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 September 11, 2025.
See what other customers who have flown with Finnair, Scandinavian Airlines, and United Airlines from Chicago O'Hare Intl Airport to Estonia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,323 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Crew

8.1

Overall

7.6

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
1,323 reviews
Finnair
7.6
Good
1,323 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Crew

8.1

Overall

7.6

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
7.4
Good
1,484 reviews
Finnair
7.6
Good
1,323 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Crew

8.1

Overall

7.6

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
8,937 reviews
Finnair
7.6
Good
1,323 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Crew

8.1

Overall

7.6

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.
Lufthansa
6.8
Okay
7,409 reviews
Finnair
7.6
Good
1,323 reviews

Boarding

7.6

Entertainment

6.9

Comfort

7.5

Food

6.7

Crew

8.1

Overall

7.6

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 O'Hare Intl to Estonia. 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 Chicago O'Hare Intl Airport to Estonia?

    A quick flight from Chicago O'Hare Intl Airport to Estonia can take about 12h 20m. Scandinavian Airlines provides one of the quickest options available for as low as $428. The distance between Chicago O'Hare Intl Airport and Estonia is about 4456 mi.

  • Can I find deals for flights from O'Hare Intl to Estonia that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Estonia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Estonia?

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

  • Can I find deals for business class flights from O'Hare Intl to Estonia?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to Estonia?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Estonia (average of $550). Flying from Chicago O'Hare Intl Airport to Estonia in June is currently the most expensive (average of $974). 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 O'Hare Intl to Estonia

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Top 4 airlines flying from O'Hare Intl to Estonia

Discover the top 4 airlines that operate flights from O'Hare Intl 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$424Average$460FlexibilityNo cancel feeOn-time77%
FinnairCheapest$507Average$759FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$528Average$680FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$535Average$643FlexibilityNo cancel feeOn-time76%

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