$728 Cheap Finnair flights Miami (MIA) to Oulu (OUL)

Set the "Price (lowest to highest)" filter on Expedia to find cheap Finnair return flights from MIA to OUL. Affordable one-way tickets from $728 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Check for Finnair flights from MIA to OUL about one month before you want to go. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your ticket type or itinerary, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

To find the earliest departure from MIA to OUL with Finnair, filter your results by "Early Morning" and "Morning." Choosing an early flight generally means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Taking off from MIA to OUL with Finnair means enjoying plenty of perks, including a rewarding loyalty program and a 4-star airline rating. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Finnair Plus points you can earn with Finnair.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.