Cheap Flights from Oslo (OSL) to Watertown (ATY)

Flights from Oslo (OSL) to Watertown (ATY)
Origin airport
Gardermoen
Destination airport
Watertown Regional
Distance
4134 mi

Oslo to Watertown Flights

The cheapest times to fly from Oslo to Watertown

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 Oslo to Watertown are during the month of . You can find some of the cheapest flights from Oslo to Watertown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Watertown

Sunday is one of the best days to book for cheap flights from Oslo to Watertown: 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 Oslo to Watertown

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 Oslo to Watertown in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Oslo to Watertown 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 Oslo to Watertown 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 Gardermoen Airport (OSL) to Watertown Regional Airport (ATY) cost?
Lock in a cheap one-way flight or cheap return flight from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY) 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 Gardermoen Airport (OSL) to Watertown Regional Airport (ATY)?
The cheapest month to fly from OSL to ATY is , when demand is low. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest OSL to ATY flight.
How many flights per day from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY)?
Nonstop flights from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OSL to ATY?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY)?
To avoid potential delays on the Gardermoen Airport (OSL) to Watertown Regional Airport (ATY) route, travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Gardermoen Airport (OSL) to Watertown Regional Airport (ATY) last-minute?
Last-minute fares from OSL to ATY are generally more expensive. For the lowest rates, start looking for flights ahead of time. That said, if you can play around with your travel dates, it's possible to score a cheap fare right before you leave.
Is it cheaper to book an OSL to ATY flight and hotel package?
Securing an OSL to ATY flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Watertown Regional Airport (ATY)?
If you reserved your OSL to ATY flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, 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 for more details.

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*Available to One Key members.