$410 Cheap Flights from Chicago (ORD) to Tallinn (TLL)

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL)

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Cheap Flights from Chicago to Tallinn (ORD-TLL)

Prices were available within the past 7 days and start at $410 for one-way flights and $407 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
United
Lufthansa
Swiss International Air Lines
Air Canada
British Airways
LOT-Polish Airlines
American Airlines
Austrian Airlines
Turkish Airlines

Find the cheapest month to fly from Chicago (ORD) to Tallinn (TLL)

November is typically the cheapest month to fly

From $459 - $939 per traveler.

Graph displaying average flight prices per month

Flights from Chicago (ORD) to Tallinn (TLL)
Origin airport
O'Hare Intl.
Destination airport
Lennart Meri
Airlines serving
Air Baltic, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$406
Distance
4459 mi

Chicago to Tallinn Flights

The cheapest times to fly from Chicago to Tallinn

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Tallinn are during the month of November. You can find some of the cheapest flights from Chicago to Tallinn with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Tallinn

Sunday is one of the best days to book for cheap flights from Chicago to Tallinn: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Tallinn

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Tallinn in 2025. You can also book with separate airlines for your outbound and return journeys, from $410 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Tallinn flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Tallinn airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL) cost?
Discover the latest flight deals from ORD to TLL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ORD to TLL?
The cheapest flights from ORD to TLL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ORD to TLL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ORD to TLL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL)?
There are no daily direct flights available from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from ORD to TLL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL)?
To avoid possible delays on the O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL) route, aim to travel before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL) last-minute?
Waiting until right before your break to book your flight from ORD to TLL generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book an ORD to TLL flight and hotel package?
You can save money by booking an ORD to TLL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Lennart Meri Airport (TLL)?
In most cases, you can cancel or modify your ORD to TLL flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more details, visit our Customer Service portal.

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*Available to One Key members.