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O'Hare Intl

$522+ Cheap flights from Tallinn (TLL) to O'Hare Intl (ORD)

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.
TLL — ORD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Tallinn to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Tallinn (TLL) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$601
(American Airlines)

Popular in

July

Cheapest in

April

Average price

$467
Provider with most accurate pricing for Tallinn Ulemiste-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Tallinn Ulemiste-Chicago O'Hare Intl flights.
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From Tallinn Ulemiste to Chicago O'Hare Intl
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Highest demand for flights based on searches. 22% potential increase in price ($182 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Tallinn to O'Hare Intl

Cheapest flights from Tallinn to O'Hare Intl
Explore the most affordable flight options available from Tallinn to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Finnair deal was found by Cheapflights users on 4/17. 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 11/56:00 amTLL - ORD
2 stops21h 20mFinnair
Wed 11/1911:45 amORD - TLL
2 stops18h 30mFinnair
Deal found 4/17$522
This oojo deal was found by Cheapflights users on 4/17. 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 11/56:20 pmTLL - ORD
1 stop33h 40mLOT
Wed 11/199:55 pmORD - TLL
1 stop31h 30mLOT
Deal found 4/17$541
This FlightHub deal was found by Cheapflights users on 4/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:45 pmTLL - ORD
1 stop33h 00mScandinavian Airlines
Wed 11/1910:10 amORD - TLL
2 stops21h 00mScandinavian Airlines
Deal found 4/16$586
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Sat 5/246:55 amTLL - ORD
1 stop18h 30mMultiple Airlines
Wed 5/289:15 pmORD - TLL
2 stops14h 20mMultiple Airlines
Deal found 4/17$601
This United Airlines deal was found by Cheapflights users on 4/17. 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 11/56:25 amTLL - ORD
2 stops34h 32mUnited Airlines
Wed 11/1910:35 pmORD - TLL
1 stop17h 20mUnited Airlines
Deal found 4/17$670
This oojo deal was found by Cheapflights users on 4/17. 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.
Mon 5/57:10 pmTLL - ORD
2 stops25h 45mLufthansa
Sun 5/119:40 pmORD - TLL
2 stops18h 40mLufthansa
Deal found 4/17$803

Cheapflights Fare Finder

Customize your flight search to find flights from Tallinn to O'Hare Intl 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 April 17, 2025.
Use the filters below to find and compare flights from Tallinn to Chicago O'Hare Intl Airport that are best for you.

Fly from

Tallinn

Fly to

O'Hare Intl

Route

Depart

Return

Price

TallinnChicago

TLL - ORD

TLLORD

Tallinn Ulemiste

Sat 5/24

6:55 am-5:25 pm

1 stop18h 30m

Chicago O'Hare Intl

Wed 5/28

9:15 pm-7:35 pm

2 stops14h 20m

$601

TallinnChicago

TLL - ORD

TLLORD

Tallinn Ulemiste

Mon 5/5

7:10 pm-12:55 pm

2 stops25h 45m

Chicago O'Hare Intl

Sun 5/11

9:40 pm-12:20 am

2 stops18h 40m

$803

TallinnChicago

TLL - ORD

TLLORD

Tallinn Ulemiste

Fri 5/2

7:00 am-6:25 pm

2 stops19h 25m

Chicago O'Hare Intl

Sat 5/10

7:00 am-3:10 pm

2 stops24h 10m

$815

TallinnChicago

TLL - ORD

TLLORD

Tallinn Ulemiste

Fri 5/2

6:00 am-2:45 pm

2 stops16h 45m

Chicago O'Hare Intl

Sat 5/10

4:44 pm-4:05 pm

2 stops15h 21m

$818

TallinnChicago

TLL - ORD

TLLORD

Tallinn Ulemiste

Thu 5/1

2:40 pm-7:55 pm

1 stop13h 15m

Chicago O'Hare Intl

Sat 5/10

10:30 pm-12:20 am

1 stop17h 50m

$873

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Tallinn to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Tallinn to O'Hare Intl in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Tallinn-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Tallinn-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Tallinn-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Tallinn-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Tallinn-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Tallinn to O'Hare Intl

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

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

Currently, August is the cheapest month in which you can book a flight from Tallinn to Chicago O'Hare Intl Airport (average of $245). Flying from Tallinn to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 TLL to ORD?

Find hourly flight availability from Tallinn to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

It’s typically best to fly out from Tallinn to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 9% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated April 17, 2025.
Finnair
7.6
Good
1,269 reviews

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,269 reviews
Finnair
7.6
Good
1,269 reviews

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
United Airlines
7.4
Good
8,667 reviews
Finnair
7.6
Good
1,269 reviews

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Scandinavian Airlines
7.3
Good
1,335 reviews
Finnair
7.6
Good
1,269 reviews

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Lufthansa
6.7
Okay
7,012 reviews
Finnair
7.6
Good
1,269 reviews

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Overall

7.6

Crew

8.1

Food

6.7

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Related info for your journey

Find useful and relevant information for your journey from Tallinn to O'Hare Intl. 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 from for flights from Tallinn to Chicago O'Hare Intl?

    If you book a flight to Chicago O'Hare Intl from Tallinn, you will be flying from Ulemiste, which is the city’s only airport. Tallinn Ulemiste (TLL) is located 2.1 mi from the center of Tallinn. There are 0 flights from Ulemiste to Chicago O'Hare Intl per day from 1 airline.

  • What are the cheapest airlines flying from Tallinn to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Tallinn to Chicago O'Hare Intl Airport is Lufthansa. Our recent data shows that you can find tickets from as low as $803 on this airline. Additional options worth looking into are Scandinavian Airlines and Finnair, starting at $815 and $818 round-trip.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Tallinn to Chicago O'Hare Intl Airport (average of $245). Flying from Tallinn to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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

Traveling to a place near Tallinn?

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Top airline flying from Tallinn to O'Hare Intl

Discover the top airline that operate flights from Tallinn to O'Hare Intl. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$441Average$672FlexibilityNo cancel feeOn-time76%

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