$164 Cheap Flights from Pasco (PSC) to St. Louis (STL)

Bundle Your Flight + Hotel & Save!

Featured airlines

Top nine airline logos for desktop

Cheap Flights from Pasco to St. Louis (PSC-STL)

Prices were available within the past 7 days and start at $164 for one-way flights and $314 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Alaska Airlines
Delta
Bargain Flight
Alaska Airlines
Delta
Delta
Bargain Flight
Delta
Delta
Flights from Pasco (PSC) to St. Louis (STL)
Origin airport
Tri-Cities
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$314
Distance
1543 mi

Pasco to St. Louis Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Pasco to St. Louis offer the perfect respite. Not only does exploring St. Louis provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Pasco to St. Louis may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of St. Louis are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to St. Louis more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to St. Louis is $164 now!

Frequently asked questions

How much is a flight from PSC to St. Louis Lambert International Airport?
Round-trip tickets between Tri-Cities Airport (PSC) and Lambert Field start from $314. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Tri-Cities Airport (PSC) to Lambert-St. Louis Intl. Airport (STL)?
The majority of flights can be canceled online, but each air carrier has its own set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from PSC to St. Louis Lambert International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for PSC to STL flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Tri-Cities Airport (PSC) to Lambert Field?
It’s around 1554 mi from Pasco to St. Louis, so expect to be flying for a while. Keep yourself occupied with things like your e-reader or a good old-fashioned book.
Which airlines fly direct from PSC to Lambert Field?
Unfortunately, there are no airlines that fly direct between Tri-Cities Airport (PSC) and STL. You’ll have to book a flight with at least one stop.
Are PSC to Lambert-St. Louis Intl. Airport (STL) flight tickets cheaper when they're purchased at the last minute?
Flight prices from PSC to Lambert Field are available up to 12 months before departure on Expedia. And although you may occasionally nab great last-minute deal, it’s not something you should bank on. Also, booking your flights in advance means you’ll have more options — and you can avoid landing the dreaded middle seat! We’re constantly updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.
Pasco nearby Airports
*Available to One Key members.