How much is a flight from Sidney Montana to Seattle?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Sidney/Richland and Seattle.

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Sidney Montana - Seattle route.

Planning flights between Sidney/Richland and Seattle? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Sidney/Richland: Sidney/Richland is the only airport in this city.
• Airports in Seattle: Seattle features 2 airports - Boeing Field, Lake Union.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Adjust your flight filters for Sidney Montana – Seattle

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to United States? These cities are popular too: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.