Cheap Flights from Modesto (MOD) to St. Louis (STL)

Popular airlines from Modesto, CA (MOD-Modesto City - County) to St. Louis Lambert Intl. Airport (STL)

Frequently asked questions

How much does a flight from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight or cheap return flight from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL)?
The cheapest month to fly from MOD to STL is , when there's less demand. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from MOD to STL, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL)?
There are no daily direct flights from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from MOD to STL?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL)?
Select a flight from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time 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 Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Waiting until just before your trip to book a flight from MOD to STL often results in higher prices. While it's possible to find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a MOD to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a MOD to STL flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place will take the stress out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Modesto, CA (MOD-Modesto City - County) to Lambert-St. Louis Intl. Airport (STL)?
In most cases, you're able to reschedule or cancel your MOD to STL flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Origin airport
Modesto City - County
Destination airport
Lambert-St. Louis Intl.
Distance
1655 mi

Book with confidence

Modesto to St. Louis Flights

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

 

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

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

 

Modesto to St. Louis Flights

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*Available to One Key members.