$375 Cheap Flights from Pellston (PLN) to St. Louis (STL)

View $375 flight on Thu, Oct 2, 2025Opens in a new window

Popular airlines from Pellston, MI (PLN-Pellston Regional) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from Pellston to St. Louis (PLN-STL)

Prices were available within the past 7 days and start at $375 for one-way flights and $415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$415 Roundtrip, found 9 hours ago
$415
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $415 found 9 hours ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$520 Roundtrip, found 9 hours ago
$520
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $520 found 9 hours ago
Delta
Thu, Oct 9 - Sat, Oct 11
PLN
Pellston
STL
St. Louis
$554 Roundtrip, found 3 days ago
$554
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 9 from Pellston to St. Louis, returning Sat, Oct 11, priced at $554 found 3 days ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$564 Roundtrip, found 9 hours ago
$564
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $564 found 9 hours ago
Delta
Thu, Oct 9 - Sat, Oct 11
PLN
Pellston
STL
St. Louis
$599 Roundtrip, found 3 days ago
$599
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 9 from Pellston to St. Louis, returning Sat, Oct 11, priced at $599 found 3 days ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$610 Roundtrip, found 9 hours ago
$610
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $610 found 9 hours ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$654 Roundtrip, found 9 hours ago
$654
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $654 found 9 hours ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$674 Roundtrip, found 9 hours ago
$674
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $674 found 9 hours ago
Delta
Thu, Oct 9 - Sat, Oct 11
PLN
Pellston
STL
St. Louis
$699 Roundtrip, found 3 days ago
$699
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 9 from Pellston to St. Louis, returning Sat, Oct 11, priced at $699 found 3 days ago
Delta
Thu, Nov 6 - Sat, Nov 8
PLN
Pellston
STL
St. Louis
$774 Roundtrip, found 9 hours ago
$774
Roundtrip
found 9 hours ago
Select Delta flight, departing Thu, Nov 6 from Pellston to St. Louis, returning Sat, Nov 8, priced at $774 found 9 hours ago

Frequently asked questions

How much does a flight from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $375 or cheap return flight from $415 from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL)?
Planning your getaway for November is a great way to save, as it's the cheapest month for flights between PLN and STL. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PLN to STL flight.
How many flights per day from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to book a flight with a layover when traveling from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from PLN to STL?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL)?
Select a flight from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until right before your break to book a flight from PLN to STL generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of getting a bargain.
Is it cheaper to book a PLN to STL flight and hotel package?
Opting for a PLN to STL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Pick from our impressive range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Pellston Regional Airport (PLN) to Lambert-St. Louis Intl. Airport (STL)?
If you booked your PLN to STL flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Pellston Regional
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
$415
Distance
551 mi

Book with confidence

Book with confidence

Pellston to St. Louis Flights

The cheapest times to fly from Pellston to St. Louis

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

 

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

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

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 Pellston to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $375 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 Pellston to St. Louis 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 Pellston to St. Louis 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.

 

Pellston to St. Louis Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.