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Tallinn

$285+ Cheap flights from O'Hare Intl (ORD) 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TLL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Tallinn

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Tallinn (TLL). 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 June 12, 2025.

Round-trip from

$404
(Booking.com)

One-way from

$355
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$1,022
From Chicago O'Hare Intl to Tallinn
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One-way flight from Chicago O'Hare Intl to Tallinn
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Highest demand for flights based on searches. 23% potential increase in price ($221 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from O'Hare Intl to Tallinn

Cheapest flights from O'Hare Intl to Tallinn
Explore the most affordable flight options available from O'Hare Intl to Tallinn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:20 pmORD - TLL
1 stop11h 50mScandinavian Airlines
Mon 11/243:40 pmTLL - ORD
2 stops57h 05mScandinavian Airlines
Deal found 6/10$404
This FlightHub deal was found by Cheapflights users on 6/9. 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.
Tue 11/184:00 pmORD - TLL
1 stop13h 15mLufthansa
Wed 12/32:00 pmTLL - ORD
1 stop14h 05mLufthansa
Deal found 6/9$498
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 11/1811:20 amORD - TLL
2 stops17h 55mUnited Airlines
Wed 12/36:15 amTLL - ORD
1 stop14h 55mUnited Airlines
Deal found 6/9$499
This Air Canada deal was found by Cheapflights users on 6/9. 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.
Sun 11/167:20 amORD - TLL
2 stops21h 30mAir Canada
Wed 12/36:40 amTLL - ORD
2 stops16h 05mAir Canada
Deal found 6/9$515
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:00 pmORD - TLL
2 stops15h 55mMultiple Airlines
Tue 9/96:50 pmTLL - ORD
1 stop33h 05mMultiple Airlines
Deal found 6/12$540
This SWISS deal was found by Cheapflights users on 6/10. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/152:20 pmORD - TLL
1 stop27h 10mSWISS
Mon 8/256:00 amTLL - ORD
1 stop17h 55mSWISS
Deal found 6/10$630
This oojo deal was found by Cheapflights users on 6/10. 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.
Thu 8/219:40 pmORD - TLL
1 stop32h 00mLOT
Sun 8/248:55 amTLL - ORD
1 stop14h 15mLOT
Deal found 6/10$682

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl 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 June 12, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Tallinn that are best for you.

Fly from

O'Hare Intl

Fly to

Tallinn

Route

Depart

Return

Price

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 11/10

7:20 pm-3:10 pm

1 stop11h 50m

Tallinn

Mon 11/24

3:40 pm-4:45 pm

2 stops57h 05m

$404

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 11/18

4:00 pm-1:15 pm

1 stop13h 15m

Tallinn

Wed 12/3

2:00 pm-8:05 pm

1 stop14h 05m

$498

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Tue 11/18

11:20 am-1:15 pm

2 stops17h 55m

Tallinn

Wed 12/3

6:15 am-1:10 pm

1 stop14h 55m

$499

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Sun 11/16

7:20 am-12:50 pm

2 stops21h 30m

Tallinn

Wed 12/3

6:40 am-2:45 pm

2 stops16h 05m

$515

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Wed 9/3

2:00 pm-1:55 pm

2 stops15h 55m

Tallinn

Tue 9/9

6:50 pm-7:55 pm

1 stop33h 05m

$540

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Fri 8/15

2:20 pm-1:30 am

1 stop27h 10m

Tallinn

Mon 8/25

6:00 am-3:55 pm

1 stop17h 55m

$630

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 8/21

9:40 pm-1:40 pm

1 stop32h 00m

Tallinn

Sun 8/24

8:55 am-3:10 pm

1 stop14h 15m

$682

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 10/2

1:03 pm-11:10 pm

2 stops26h 07m

$285

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Thu 11/20

7:20 pm-3:10 pm

1 stop11h 50m

$366

ChicagoTallinn

ORD - TLL

ORDTLL

Chicago O'Hare Intl

Mon 7/21

7:05 pm-1:35 am

1 stop22h 30m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 14 results
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Best time to book a flight from O'Hare Intl to Tallinn

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

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

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Tallinn (average of $550). Flying from Chicago O'Hare Intl Airport to Tallinn in June is currently the most expensive (average of $988). 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 TLL?

Find hourly flight availability from O'Hare Intl 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 June 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 18% on flights from Chicago O'Hare Intl Airport to Tallinn by exploring options for tickets in the evening.

Rainfall in Tallinn by month

Plan your trip to Tallinn by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tallinn ranges from 1.3 - 3.3 inches per month. August is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Tallinn when rainfall is around 1.3 in.

Temperature in Tallinn by month

Plan your trip to Tallinn by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tallinn, 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 62.6 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.
LOT
7.6
Good
1,077 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.
SWISS
7.5
Good
1,623 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.
United Airlines
7.4
Good
8,790 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.
Turkish Airlines
7.3
Good
3,848 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.
Scandinavian Airlines
7.3
Good
1,387 reviews
LOT
7.6
Good
1,077 reviews

Food

7.2

Boarding

7.6

Crew

8.2

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 Chicago O'Hare Intl?

    If you book a flight to Tallinn from Chicago O'Hare Intl, 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. There are 0 flights from Chicago O'Hare Intl to Tallinn per day from 4 different airlines.

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

    Flying on Scandinavian Airlines is currently your cheapest option to Tallinn, with prices starting at $404. Additional round-trip tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at $498 and $499, respectively. You may be able to fly from Chicago O'Hare Intl Airport to Tallinn for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Tallinn one-way?

    The cheapest airlines for a one-way flight from Chicago O'Hare Intl Airport to Tallinn are Scandinavian Airlines ($382), SWISS ($401), and Air Canada ($425).

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

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

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

    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 Tallinn.

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

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

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Tallinn (average of $550). Flying from Chicago O'Hare Intl Airport to Tallinn in June is currently the most expensive (average of $988). 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 Tallinn

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Tartu flights

Top 4 airlines flying from O'Hare Intl to Tallinn

Discover the top 4 airlines that operate flights from O'Hare Intl 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$414Average$460FlexibilityNo cancel feeOn-time77%
FinnairCheapest$513Average$781FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$528Average$680FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$539Average$744FlexibilityNo cancel feeOn-time76%

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