Cheap Flights from Sidney (SDY) to Friday Harbor (FRD)

Popular airlines from Sidney, MT (SDY-Sidney-Richland Municipal) to Friday Harbor, WA (FRD)

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Frequently asked questions

How much does a flight from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD) cost?
Grab a cheap one-way flight or cheap return flight from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD)?
is the most affordable month to fly from SDY to FRD. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD)?
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 see which carrier offers the cheapest SDY to FRD flight.
How many flights per day from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD)?
Nonstop flights from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD) 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 details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDY to FRD?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD)?
To reach Friday Harbor, WA (FRD) on time, choose a flight that takes off from Sidney-Richland Municipal Airport (SDY) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD) last-minute?
Last-minute fares from SDY to FRD are generally more expensive. To secure the best rates, start searching for flights as early as possible. That being said, if your travel plans are flexible, you may find a cheap ticket right before your trip.
Can I cancel or change the date of my flight from Sidney-Richland Municipal Airport (SDY) to Friday Harbor, WA (FRD)?
Usually, it's possible to reschedule or cancel your SDY to FRD flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Sidney-Richland Municipal
Destination airport
Friday Harbor
Distance
868 mi

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Sidney to Friday Harbor Flights

The cheapest times to fly from Sidney to Friday Harbor

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

 

The best time to book a flight from Sidney to Friday Harbor

Sunday is one of the best days to book for cheap flights from Sidney to Friday Harbor: 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 Sidney to Friday Harbor

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 Sidney to Friday Harbor in 2026. 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 Sidney to Friday Harbor 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 Sidney to Friday Harbor 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.

 

Sidney to Friday Harbor Flights

*Flight schedules are subject to change.

*Available to One Key members.