Cheap Flights from Chicago O'Hare International to Tallinn

Compare Chicago O'Hare International to Tallinn flight deals

Find the cheapest month or even day of the year to fly to Tallinn

Book the best Tallinn fare with no extra fees

Flight deals from Chicago O'Hare International to Tallinn

Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International to Tallinn? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago O'Hare International to Tallinn

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Tallinn flights are currently cheapest in December.

Chicago O'Hare International to Tallinn: Alternative routes

Compare routes from Chicago O'Hare International to Tallinn below. You may find an airport to fly into that's cheaper, faster, or easier than Tallinn.

Chicago to Tallinn: Flight information

The things to know before you go.
Cheapest flight foundRs92,210
Cheapest month to flyDecember

Finding cheap flights from Chicago O'Hare International to Tallinn: Frequently asked questions

The best price we found for a return flight from Chicago O'Hare International to Tallinn is Rs109,101. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Chicago O'Hare International to Tallinn. But we found flights with one or more stops from Rs109,101.
As of October 2025, there are no flights flying from Chicago O'Hare International to Tallinn.
The cheapest month to fly from Chicago O'Hare International to Tallinn is usually December.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Tallinn Airport on Thursday, 11 December 2025.
No airlines currently offer direct flights between Chicago O'Hare International Airport and Tallinn Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Tallinn but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Tallinn is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Scandinavian Airlines offers the cheapest flight tickets to Tallinn.

Travelling from O'Hare International Airport (ORD) to Tallinn Airport (TLL): what you need to know

  • The timezone in Tallinn is UTC+2, which is seven hours ahead of Chicago.

  • Give yourself enough time to make your ORD to TLL flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for longer lines during popular months like August. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will give you ample time for security and boarding.

  • Consider adding a stopover when booking your ticket from O'Hare International Airport to Tallinn Airport. Just deselect 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Here are some options between ORD and TLL:

    • Helsinki-Vantaa Airport

    • Copenhagen Airport

    • Brussels Airport

How to find the cheapest flights from O'Hare International Airport (ORD) to Tallinn Airport (TLL)

  • Right now, Rs92,210 is the lowest price we've found for a one-way O'Hare International Airport to Tallinn Airport flight. The best price for a return plane ticket is Rs109,101. Bear in mind that fares could change due to availability at the time of booking.

  • It's usually smart to book ahead of time if you're hoping to get cheap tickets from ORD to TLL. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • Getting cheap flights from O'Hare International Airport to Tallinn Airport is easy if you're flexible with your travel dates. Use the 'Whole month' function to see the lowest fares across the month and score a great deal.

  • Finding cheap flights from ORD to TLL is a piece of cake with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch when a new deal comes up.

  • Find the right flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from O'Hare International Airport to Tallinn Airport, use the 'Sort by' function. You can also filter by arrival and departure times, airline, and number of stops.

Handy information about O'Hare International Airport (ORD)

  • The address for ORD is 10000 West O'Hare.

  • 74.85% of flights leaving from O'Hare International Airport reach their destination on schedule.

  • Central Chicago to O'Hare International Airport is approximately 40 kilometres. Depending on traffic, it'll take about 35 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Taking public transport? You can expect a journey time of around 55 minutes.

  • Catching an early flight from O'Hare International Airport to Tallinn Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by picking one of these stays near ORD:

Arriving at Tallinn Airport (TLL)

  • The last thing you need is a long journey to your hotel if you're getting in late on an O'Hare International Airport to Tallinn Airport flight. Check in to one of these accommodation options near TLL instead:

  • Grab a Tallinn Airport rental car and explore Tallinn and beyond with your own set of wheels. Green Motion, Sixt and NU Car Rentals are leading providers you can book with here.

  • Get the best deal by booking your vehicle from Tallinn Airport about four weeks ahead of your trip.

Getting from Tallinn Airport (TLL) to central Tallinn

  • Tallinn Airport to the centre of Tallinn has a drive time of about 15 minutes. It's approximately 8 kilometres away.

  • It'll take around 55 minutes if you're travelling on public transport.

When to fly to Tallinn Airport (TLL)

  • June is the busiest month for flights from O'Hare International Airport to Tallinn Airport. For a quieter experience, travel to Tallinn in January.

  • When reserving your flight from O'Hare International Airport to Tallinn Airport, think about the type of weather you like. July is the warmest month in Tallinn, with the temperature ranging from 12ºC to 26ºC.

  • January sees average temperatures of between -13ºC and 3ºC. Look for cheap tickets from ORD to TLL sometime then if you want to travel in cooler conditions.

Explore more of Estonia

  • Tartu is just one of the many places in Estonia waiting to be discovered once you've seen the sights of Tallinn. Around 161 kilometres away to the south-east, top sights here include Tartu University Botanical Garden, Tartu Town Hall Square and Tartu Cathedral (Tartu toomkirik).

  • Around 193 kilometres east of Tallinn, Narva is another favourite stop in Estonia. Experience major highlights starting with Joaoru – Eesti suurim kuiv jõeorg, Carl Linnè ürdiaed and Skateboard Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.