Cheap flights from Ithaca to St. Louis from $344
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ithaca to St. Louis departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
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 Ithaca to St. Louis
Cheap round-trip flights
Cheap one-way flights
United Airlines flights from Ithaca to St. Louis
Our best United Airlines deals on Ithaca to St. Louis flight tickets
Delta flights from Ithaca to St. Louis
Our best Delta deals on Ithaca to St. Louis flight tickets
See travel insights to St. Louis from
How to get the cheapest flight ticket from Ithaca to St. Louis
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 St. Louis?
The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $358. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $898. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.
What is the cheapest time of day to depart on your flight to St. Louis?
Flying to St. Louis from Ithaca in the morning is the least expensive time of day to depart. momondo users have found prices as low as $391 when looking at flights departing in the morning. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $476 per ticket.
When to book flights from Ithaca to St. Louis
Cheap Ithaca to St. Louis (ITH to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ithaca to St. Louis
How far is Ithaca Tompkins County to Lambert-St Louis by plane?
The distance between Ithaca Tompkins County and Lambert-St Louis is about 764.6 mi. 4h 31m is a normal flight duration for this route.
When did momondo last update prices for flights from Ithaca Tompkins County Airport to Lambert-St Louis Airport?
Prices for flights from Ithaca Tompkins County Airport to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights from Ithaca Tompkins County Airport to Lambert-St Louis Airport?
As of February 2025, there is 1 operator available to choose from for flights from Ithaca Tompkins County Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Ithaca Tompkins County Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ithaca Tompkins County Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis 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 Lambert-St Louis 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 Ithaca to St. Louis?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Ithaca to St. Louis is United Airlines (100% of total bookings).
Best airlines flying from Ithaca to St. Louis
Compare and see reviews for airlines that fly from Ithaca to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $358 | Free Cancellation | Rating 7.4 8,740 reviews |
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ithaca to St. Louis?
Finding the right flight to St. Louis from Ithaca is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.
Can I find flights from Ithaca to St. Louis with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to St. Louis from Ithaca with this policy.
How can momondo help me find flights from Ithaca to St. Louis?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ithaca to St. Louis.
I’m not ready to book a flight from Ithaca to St. Louis right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ithaca to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.