$468 Cheap Flights from Houston (HOU) to Helsinki (HEL)

View $468 flight on Mon, Feb 9, 2026Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Helsinki-Vantaa Airport (HEL)

Cheap Flights from Houston to Helsinki (HOU-HEL)

Prices were available within the past 7 days and start at $468 for one-way flights and $581 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sun, Oct 12 - Tue, Oct 21
HOU
Houston
HEL
Helsinki
$581 Roundtrip, found 1 day ago
$581
Roundtrip
found 1 day ago
Select British Airways flight, departing Sun, Oct 12 from Houston to Helsinki, returning Tue, Oct 21, priced at $581 found 1 day ago

Alternative airports near Helsinki

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Vantaa HEL. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $1,476
HEL
Vantaa
Cheapest
Average driving time to city center22 min
Flights from $1,476
Flights from Houston (HOU) to Helsinki (HEL)
Origin airport
William P. Hobby
Destination airport
Vantaa
Airlines serving
American Airlines, British Airways, Iberia
Roundtrip price
$580
Distance
5367 mi

Houston to Helsinki Flights

The cheapest times to fly from Houston to Helsinki

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Helsinki are during the month of October. You can find some of the cheapest flights from Houston to Helsinki with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Helsinki

Sunday is one of the best days to book for cheap flights from Houston to Helsinki: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Helsinki

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Helsinki in 2025. You can also book with separate airlines for your outbound and return journeys, from $468 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Helsinki flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Helsinki airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Vantaa Airport (HEL) cost?
Grab a cheap one-way flight from $468 or cheap return flight from $581 from William P. Hobby Airport (HOU) to Vantaa Airport (HEL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Vantaa Airport (HEL)?
The cheapest month to fly from HOU to HEL is October, when demand is low. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Vantaa Airport (HEL)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest HOU to HEL flight.
How many flights per day from William P. Hobby Airport (HOU) to Vantaa Airport (HEL)?
There aren't any daily nonstop flights departing from William P. Hobby Airport (HOU) to Vantaa Airport (HEL). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from HOU to HEL?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Vantaa Airport (HEL)?
To avoid potential delays on the William P. Hobby Airport (HOU) to Vantaa Airport (HEL) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Vantaa Airport (HEL) last-minute?
Last-minute fares from HOU to HEL are generally more expensive. For the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a HOU to HEL flight and hotel package?
Compared with arranging hotels and flights separately, booking a HOU to HEL flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place takes the hassle out of travel planning. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Vantaa Airport (HEL)?
If you reserved your HOU to HEL flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.