Cheap Flights from St. Louis (STL) to Spokane (SFF)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Spokane, WA (SFF-Felts Field)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near Spokane

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

Select flight to Spokane Intl. GEG. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $417
GEG
Spokane Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $417

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF) cost?
Get a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF)?
Flying in may help you find better deals, as it's the cheapest month for flights between STL and SFF. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest STL to SFF flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF)?
There are no daily nonstop flights available from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from STL to SFF?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF) route, travel before 3 PM. Flights after this time 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 Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF) last-minute?
Holding off until just before your trip to book your flight from STL to SFF generally means paying more. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a STL to SFF flight and hotel package?
Compared with arranging hotels and flights separately, booking a STL to SFF flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the stress out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Felts Field Airport (SFF)?
If you reserved your STL to SFF flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Felts Field
Distance
1481 mi

Book with confidence

St. Louis to Spokane Flights

The cheapest times to fly from St. Louis to Spokane

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

 

The best time to book a flight from St. Louis to Spokane

Sunday is one of the best days to book for cheap flights from St. Louis to Spokane: 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 St. Louis to Spokane

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 St. Louis to Spokane 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 St. Louis to Spokane 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 St. Louis to Spokane 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.

 

St. Louis to Spokane Flights

Explore a world of travel with Expedia

*Available to One Key members.