$854+ Cheap flights from Boston (BOS) to Oulu (OUL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — OUL
Dec 20 — Dec 271
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best flights from Boston to OuluDiscover carefully curated flight deals from Boston to Oulu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 20, 2025.
Discover carefully curated flight deals from Boston to Oulu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 20, 2025.
This Finnair deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/297:39 pmBOS - OUL
2 stops18h 56mFinnair
Wed 4/15:40 amOUL - BOS
2 stops24h 19mFinnair
Deal found 11/17![Finnair logo]()
$854
This British Airways deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/99:35 pmBOS - OUL
2 stops20h 30mBritish Airways
Fri 2/132:20 pmOUL - BOS
2 stops15h 32mBritish Airways
Deal found 11/19![British Airways logo]()
$914
Cheap flight deals from Boston to Oulu
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Oulu (OUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $854 (Finnair) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Oulu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Boston to Oulu that are best for you.
Fly from
Boston
Fly to
Oulu
Route
Depart
Return
Price
BostonOulu
BOS - OUL
BOSOUL
Boston Logan Intl
Sun 3/29
7:39 pm-9:35 pm
2 stops18h 56m
Oulu
Wed 4/1
5:40 am-10:59 pm
2 stops24h 19m
$854
BostonOulu
BOS - OUL
BOSOUL
Boston Logan Intl
Mon 2/9
9:35 pm-1:05 am
2 stops20h 30m
Oulu
Fri 2/13
2:20 pm-10:52 pm
2 stops15h 32m
$914
Compare providers for flights from Boston to Oulu
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Oulu in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boston-Oulu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Oulu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Oulu flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Oulu flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Oulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to Oulu
Have a flexible travel schedule? Discover the best time to fly to Oulu from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.