TLL to ORD from $534 in economy – flightdeals.net

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Finnair

Round Trip•Economy

Lennart Meri Tallinn Airport

Tallinn, Estonia

O'Hare International Airport

Chicago, United States

$783 USD

-32%$534 USD

Verified 14 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$562 29$543 30$534 1$534 2$547 3$547 4$535 5$542 6$534 7$535 8$720 9$571 10$571 11$542 12$542 13$542 14$571 15$542 16$605 17$605 18$605 19$605 20 21 22$571 23 24 25 26 27 28 29 30 31 1

Good Availability

44% of dates checked are available within 10% of the lowest price

Friday, October 16th, 2026

3 round-trip options

Returning

Wed, Oct 21, 2026•5 Day Trip

$605 USD

Returning

Sat, Oct 24, 2026•8 Day Trip

$668 USD

Returning

Tue, Oct 27, 2026•11 Day Trip

$605 USD