Cheap flights from St. Louis to Ithaca from $154
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Ithaca departing on 8/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from St. Louis to Ithaca
Cheap round-trip flights
Cheap one-way flights
Delta flights from St. Louis to Ithaca
Our best Delta deals on St. Louis to Ithaca flight tickets
United Airlines flights from St. Louis to Ithaca
Our best United Airlines deals on St. Louis to Ithaca flight tickets
See travel insights to Ithaca from
How to get the cheapest flight ticket from St. Louis to Ithaca
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Ithaca?
On average, the least expensive day to fly to Ithaca from St. Louis is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $358. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from St. Louis to Ithaca on a Sunday will generally be more expensive and average around $1,206. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Ithaca?
According to our data, the cheapest time of day to fly to Ithaca is in the morning. momondo users have found flights departing from St. Louis to Ithaca in the morning for as low as $398. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Ithaca are more costly at noon, with an average ticket price of $598. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest airline that flies from Lambert-St Louis to Ithaca Tompkins County?
United Airlines and Delta are the most popular carriers operating from Lambert-St Louis to Ithaca Tompkins County
What airlines fly to Ithaca?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Ithaca from St. Louis according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Ithaca. Keep in mind that there are 3 different airlines that fly to Ithaca on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Ithaca
Cheap St. Louis to Ithaca (STL to ITH) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Ithaca
How far is Lambert-St Louis to Ithaca Tompkins County by plane?
A flight from Lambert-St Louis to Ithaca Tompkins County will travel around 764.6 mi. A reasonable flight in good conditions will take 4h 48m.
When did momondo last update prices for flights from Lambert-St Louis Airport to Ithaca Tompkins County Airport?
Prices for flights from Lambert-St Louis Airport to Ithaca Tompkins County Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Ithaca Tompkins County Airport?
The number of operators available for flights from Lambert-St Louis Airport to Ithaca Tompkins County Airport is 1 as of March 2025.
How old do you have to be to fly from Lambert-St Louis Airport to Ithaca Tompkins County Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Ithaca Tompkins County Airport.
What documentation or ID do you need to fly to Ithaca Tompkins County Airport?
The travel and health documents required for your trip to Ithaca Tompkins County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ithaca Tompkins County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Ithaca?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Ithaca is United Airlines, representing 100% of all bookings.
Best airlines flying from St. Louis to Ithaca
Compare and see reviews for airlines that fly from St. Louis to Ithaca with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $328 | Free Cancellation | Rating 7.4 8,614 reviews |
Traveling to a place near Ithaca?
Book flights to Ithaca if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from St. Louis to Ithaca?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Ithaca for you.
Can I find flights from St. Louis to Ithaca with flexible booking policies on momondo?
momondo does allow users to show only those flights to Ithaca from St. Louis which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from St. Louis to Ithaca?
momondo provides multiple filters to help you find the best flight to Ithaca from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from St. Louis to Ithaca right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Ithaca from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.