Cheap flights from Chicago O'Hare Intl Airport to Tallinn from $467
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Tallinn departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Chicago O'Hare Intl Airport to Tallinn
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Finnair flights from Chicago O'Hare Intl Airport to Tallinn
Our best Finnair deals on Chicago O'Hare Intl Airport to Tallinn flight tickets
British Airways flights from Chicago O'Hare Intl Airport to Tallinn
Our best British Airways deals on Chicago O'Hare Intl Airport to Tallinn flight tickets
See travel insights to Tallinn from
How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Tallinn
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Tallinn?
What is the cheapest month to fly to Tallinn?
The month of December is, on average, the cheapest month to fly to Tallinn from Chicago O'Hare Intl Airport, with most prices found around $553. If you aren’t able to travel during the month of December, then book flights to Tallinn from Chicago O'Hare Intl Airport during March instead. Flights to Tallinn in March, while not as cheap as those in December, still average around $565.
What is the cheapest day to depart on your flight to Tallinn?
The cheapest day to depart from Chicago O'Hare Intl Airport to Tallinn is on a Monday when prices can be found for as low as $663. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Tallinn for around $1,035.
What is the cheapest time of day to depart on your flight to Tallinn?
Flying to Tallinn from Chicago O'Hare Intl Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $678 when looking at flights departing in the morning. Flights at noon are often more expensive with an average ticket price of $851.
How far in advance should I book a flight to Tallinn?
You are more likely to see cheaper flights to Tallinn from Chicago O'Hare Intl Airport when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Tallinn for around $738 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tallinn from Chicago O'Hare Intl Airport for as low as $506 on momondo.
What is the cheapest airline that flies from Chicago O'Hare Intl to Tallinn Ulemiste?
SWISS, Air Canada, and Lufthansa are the most popular carriers operating from Chicago O'Hare Intl to Tallinn Ulemiste
What airlines fly to Tallinn?
Finnair, United Airlines and Lufthansa are the top three most popular airlines that fly to Tallinn from Chicago O'Hare Intl Airport according to our data. Finnair is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Tallinn. Keep in mind that there are 5 different airlines that fly to Tallinn on a routine basis, so you have a few additional options to choose from.
When to book flights from Chicago O'Hare Intl Airport to Tallinn
Cheap Chicago O'Hare Intl Airport to Tallinn (ORD to TLL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Tallinn
How far is Chicago O'Hare Intl to Tallinn Ulemiste by plane?
The distance between Chicago O'Hare Intl and Tallinn Ulemiste is about 4454.3 mi. A reasonable flight in good conditions will take 10h 35m.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport?
Prices for flights from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport?
As of April 2025, there are 5 operators available to choose from for flights from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport.
How old do you have to be to fly from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Tallinn Ulemiste Airport.
What documentation or ID do you need to fly to Tallinn Ulemiste Airport?
The required travel and health documents for your Tallinn Ulemiste Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tallinn Ulemiste Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Chicago O'Hare Intl Airport to Tallinn?
momondo data reveals that the most frequently booked airline on the route from Chicago O'Hare Intl Airport to Tallinn is Finnair, representing 49% of all bookings. The subsequent popular airlines are United Airlines at 17%, Lufthansa at 15%, and Scandinavian Airlines at 10%.
Best airlines flying from Chicago O'Hare Intl Airport to Tallinn
Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Tallinn with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $414 | Free Cancellation | Rating 7.3 1,335 reviews | |||
| PriceFrom $529 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $532 | Free Cancellation | Rating 7.6 1,269 reviews | |||
| PriceFrom $539 | Free Cancellation | Rating 7.6 1,065 reviews | |||
| PriceFrom $539 | Free Cancellation | Rating 6.7 7,011 reviews |
Traveling to a place near Tallinn?
Book flights to Tallinn if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to Tallinn?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Tallinn for you.
Can I find flights from Chicago to Tallinn with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Tallinn from Chicago with this policy.
How can momondo help me find flights from Chicago to Tallinn?
momondo helps you find the best flight between Chicago and Tallinn by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Chicago to Tallinn right now. Can momondo alert me if prices change?
Price alerts on flights to Tallinn from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.