Cheap Flights from St. Louis (STL) to Sidney (SDY)

  • notification illustration

    Be in the know

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

    Book smarter

    Save on select hotels after you book a flight*
  • trophy illustration

    Find the right fit

    We search billions of combinations of flights to help you find your next adventure

Frequently asked questions

Is it cheaper to buy a plane ticket from Lambert Field to Sidney-Richland Municipal Airport (SDY) last minute?
Booking your trip from STL to Sidney-Richland Airport at the last minute could save you money if you're lucky enough to find a terrific deal. However, airfares typically don't come down in price as the date of departure nears. If you hold out, flights could also be booked solid or the best seats taken (because who wants the middle seat?). If you'd rather not take any chances, book well in advance of your departure date. Keep in mind that some of the best deals can be found up to a year in advance. If your favorite carrier hasn't released tickets yet, check back regularly as deals are constantly updated on Expedia.
What airports do you fly into for Sidney from St. Louis?
With Sidney-Richland Municipal Airport (SDY), Dawson Community Airport (GDV) and Basin Intl. Airport (XWA) to choose from, journeying from St. Louis to Sidney is a piece of cake. The city's main hub, Sidney-Richland Municipal Airport (SDY), is approximately 2 kilometers west of the center. Besides the price of fares, consider things like public transportation options from the airport and the distance to your hotel when deciding where to fly into. Get your Sidney trip off to an exciting start by checking out Sidney Country Club and MonDak Heritage Center.
Can I change the date of my flight from Lambert Field to SDY?
Quickly and easily make changes to your Lambert Field to Sidney-Richland Airport journey by logging in to the Expedia Trips portal. But before you begin, look over the rules and restrictions in your itinerary to find out what you can do and what charges may apply. Some carriers have a change fee per person, on top of any difference in fares. But if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also head to our Customer Service portal for further details and to chat with our Virtual Agent.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Sidney-Richland Municipal
Distance
1486 km

Book with confidence