Which airlines fly to Oulu?

Finnair is the airline most momondo users in United States opt for when booking flights to Oulu. Most major airlines flying from United States to Oulu will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Finnair Flights to Oulu

28 Finnair flights head to Oulu on average each week. Most will be flying from Helsinki-Vantaa to Oulu, the most popular route that Finnair operates to Oulu. Prices vary based on when and where you fly from - the cheapest Finnair flight to Oulu found in the past 3 days on momondo was $688, departing from New York John F Kennedy Intl. Finnair is the most popular choice on momondo for this route and has been scored 7.6/10 by 1,334 of our users.

$639 Cheap Flights to Oulu in 2025/26

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Find the cheapest flights from the United States to Oulu

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One-way

Cheap round-trip flights

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5:40 pm - 1:00 amIAD-OUL

24h 20m2 stops

7:25 am - 8:20 pmOUL-IAD

19h 55m2 stops

$639Finnair

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Fri, May 1 - Tue, May 12

9:30 pm - 1:00 amBWI-OUL

20h 30m2 stops

7:25 am - 10:22 pmOUL-BWI

21h 57m2 stops

$681Multiple Airlines

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Fri, May 1 - Tue, May 12

2:35 pm - 4:00 pmSFO-OUL

39h 25m2 stops

2:45 pm - 4:05 pmOUL-SFO

35h 20m1 stop

$799Lufthansa

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Thu, Apr 2 - Mon, Apr 6

2:35 pm - 4:00 pmSFO-OUL

39h 25m2 stops

2:45 pm - 5:18 pmOUL-SFO

36h 33m2 stops

$811Lufthansa

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Thu, Apr 2 - Mon, Apr 6

7:39 pm - 11:50 pmBOS-OUL

21h 11m2 stops

10:50 am - 10:59 pmOUL-BOS

19h 09m2 stops

$854Finnair

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Sun, Mar 29 - Wed, Apr 1

11:55 am - 2:15 pmIAH-OUL

18h 20m2 stops

2:40 pm - 6:15 pmOUL-IAH

35h 35m1 stop

$900Lufthansa

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Thu, Feb 26 - Mon, Mar 2

11:55 am - 2:15 pmIAH-OUL

18h 20m2 stops

2:40 pm - 11:12 pmOUL-IAH

40h 32m2 stops

$910Lufthansa

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Thu, Feb 26 - Mon, Mar 2

2:30 pm - 1:05 amIAD-OUL

28h 35m2 stops

7:55 am - 11:35 amOUL-IAD

34h 40m2 stops

$1,164Turkish Airlines

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Fri, Mar 27 - Tue, Mar 31

2:30 pm - 1:05 amIAD-OUL

28h 35m2 stops

4:15 pm - 7:45 pmOUL-IAD

58h 30m2 stops

$1,198Turkish Airlines

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Fri, Mar 27 - Tue, Mar 31

9:30 pm - 5:55 pmBWI-OUL

37h 25m3 stops

2:15 pm - 7:40 pmOUL-BWI

36h 25m3 stops

$7,750Iberia

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Fri, May 1 - Tue, May 12

Fly from

Route

Depart

Return

Price

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Fri 5/1

5:40 pm-1:00 am

2 stops24h 20m

Oulu

Tue 5/12

7:25 am-8:20 pm

2 stops19h 55m

$639

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Fri 5/1

9:30 pm-1:00 am

2 stops20h 30m

Oulu

Tue 5/12

7:25 am-10:22 pm

2 stops21h 57m

$681

San FranciscoOulu

SFO - OUL

SFOOUL

San Francisco

Thu 4/2

2:35 pm-4:00 pm

2 stops39h 25m

Oulu

Mon 4/6

2:45 pm-4:05 pm

1 stop35h 20m

$799

San FranciscoOulu

SFO - OUL

SFOOUL

San Francisco

Thu 4/2

2:35 pm-4:00 pm

2 stops39h 25m

Oulu

Mon 4/6

2:45 pm-5:18 pm

2 stops36h 33m

$811

BostonOulu

BOS - OUL

BOSOUL

Boston Logan Intl

Sun 3/29

7:39 pm-11:50 pm

2 stops21h 11m

Oulu

Wed 4/1

10:50 am-10:59 pm

2 stops19h 09m

$854

HoustonOulu

IAH - OUL

IAHOUL

Houston George Bush Intcntl

Thu 2/26

11:55 am-2:15 pm

2 stops18h 20m

Oulu

Mon 3/2

2:40 pm-6:15 pm

1 stop35h 35m

$900

HoustonOulu

IAH - OUL

IAHOUL

Houston George Bush Intcntl

Thu 2/26

11:55 am-2:15 pm

2 stops18h 20m

Oulu

Mon 3/2

2:40 pm-11:12 pm

2 stops40h 32m

$910

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Fri 3/27

2:30 pm-1:05 am

2 stops28h 35m

Oulu

Tue 3/31

7:55 am-11:35 am

2 stops34h 40m

$1,164

Washington, D.C.Oulu

IAD - OUL

IADOUL

Washington, D.C. Dulles Intl

Fri 3/27

2:30 pm-1:05 am

2 stops28h 35m

Oulu

Tue 3/31

4:15 pm-7:45 pm

2 stops58h 30m

$1,198

BaltimoreOulu

BWI - OUL

BWIOUL

Baltimore/Washington

Fri 5/1

9:30 pm-5:55 pm

3 stops37h 25m

Oulu

Tue 5/12

2:15 pm-7:40 pm

3 stops36h 25m

$7,750

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Oulu flights insights and trends

Explore insights for your Oulu flight to craft the best travel plan

How long does it take to fly to Oulu?

Flight times vary depending on what airport in United States you fly out of and what airport in Oulu you fly into. For example, flying from Boston to Oulu takes 18h 56m on average. On the other hand, flying from San Francisco to Oulu takes 39h 25m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Cheap Oulu flight deals and tips

Summary info about Oulu flight prices, duration and airlines

Best Round-Trip Price	$639
Fastest flight time	15h 00m

The best round-trip flight price to Oulu from United States in the last 72 hours is $639 (Washington, D.C. Dulles Intl to Oulu).

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The fastest flight to Oulu from United States takes 15h 00m (Washington, D.C. Dulles Intl to Oulu).

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Frequently asked questions about flying to Oulu

Is there an alternative airport near Oulu?

Those flying to Oulu could potentially find better pricing at Kemi/Tornio Airport (59 mi from Oulu city center) or Kajaani Airport (83 mi from Oulu city center) depending on the month and departure airport.

When did momondo last update prices for flights to Oulu Airport?

Prices for flights to Oulu Airport refresh daily.

How many operators does momondo search for flights to Oulu Airport?

As of November 2025, there is 1 operator available to choose from for flights to Oulu Airport.

How old do you have to be to fly to Oulu 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 to Oulu Airport.

What documentation or ID do you need to fly to Oulu Airport?

The required travel and health documents for your Oulu 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 Oulu Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Oulu?

Finding the right flight to Oulu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Oulu quick and easy, saving you time and money.

Can I find flights to Oulu with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Oulu to just show those with flexible booking policies.

How can momondo help me find flights to Oulu?

Once you have performed a search for flights to Oulu, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.