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

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$700 1$562 2$534 3$534 4$534 5$562 6$584 7$1,357 8$562 9$534 10$534 11$556 12$584 13$670 14$894 15$535 16$542 17$534 18$535 19$656 20$562 21$576 22$547 23$552 24$534 25$534 26$619 27$562 28$562 29$543 30$534 1$534 2$547 3$547 4$535

Good Availability

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

Monday, September 14th, 2026

3 round-trip options

Returning

Sat, Sep 19, 2026•5 Day Trip

$1,142 USD

Returning

Tue, Sep 22, 2026•8 Day Trip

$894 USD

Returning

Wed, Sep 23, 2026•9 Day Trip

$894 USD