Cheap Flights from Sudbury (YSB) to St. Louis (STL)

Popular airlines from Sudbury, ON (YSB-Greater Sudbury) to Lambert-St. Louis International Airport (STL)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save up to 30% on select hotels after you book a flight*
  • Earn twice

    Earn your airline miles on top of our rewards

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.

Frequently asked questions

How much is a flight from Greater Sudbury Airport (YSB) to STL?
Based on fares available within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between YSB and Lambert-St. Louis Intl. Airport (STL) start from . Make your booking today to get the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from YSB to Lambert Field?
When it comes to cancellation fees, every airline has its own terms and conditions. If you decide to cancel your vacation, visit our Customer Service Portal.
How do I find cheap flights from Greater Sudbury Airport (YSB) to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Flights from YSB to STL with flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to pay the fare difference, without any extra fees to worry about.
How many hours is the flight from Sudbury Airport to Lambert Field?
Consider bringing your own entertainment (like some downloaded podcasts), as it takes around 3 hours and 23 minutes to fly to Lambert-St. Louis Intl. Airport (STL) from YSB. A good set of noise-cancelling earphones will be useful too.
How far is the flight from YSB to STL?
You won't have time for a movie marathon on this flight — it's just 1,150 kilometres from Sudbury to St. Louis. Find your way to your seat, enjoy the in-flight service and you'll be in St. Louis in next to no time.
Which airlines fly direct from Greater Sudbury Airport (YSB) to Lambert-St. Louis Intl. Airport (STL)?
You won't find any airlines flying directly between YSB and Lambert Field, so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a nice way to break up a trip!
Are YSB to Lambert Field flight tickets cheaper when they're purchased at the last minute?
It is possible to find an awesome last-minute deal from Sudbury Airport to STL, but it can also be hit-or-miss. As many airlines publish prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest assured you're always getting the latest offers.

Travel information

Origin airport
Greater Sudbury
Destination airport
Lambert-St. Louis Intl.
Distance
1166 km

Book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.