$474+ Cheap flights from Ithaca to St. Louis (ITH - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — STL
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from Ithaca to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ithaca to St. Louis
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Best
Last-minute
One-way
Cheapest flights from Ithaca to St. LouisExplore the most affordable flight options available from Ithaca to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
Explore the most affordable flight options available from Ithaca to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2026.
This Delta deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:44 am -
2 stops8h 39m
Wed 11/1810:20 am -
2 stops11h 03m
Deal found 11/6![Delta logo]()
$484
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
1 stop5h 12m
Thu 11/261:00 pm -
1 stop5h 02m
Deal found 11/7![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:10 pm -
2 stops27h 49m
Tue 12/151:17 pm -
1 stop4h 25m
Deal found 11/9![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:28 am -
2 stops12h 12m
Wed 11/188:00 am -
1 stop24h 46m
Deal found 11/6![United Airlines logo]()
$811
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:28 am -
2 stops12h 12m
Tue 11/2410:53 am -
2 stops7h 09m
Deal found 11/5![United Airlines logo]()
$871
Best flights from Ithaca to St. LouisDiscover carefully curated flight deals from Ithaca to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Ithaca to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/39:45 am -
2 stops8h 28m
Sat 2/65:00 am -
2 stops12h 40m
Deal found 11/5![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
1 stop5h 12m
Thu 11/261:00 pm -
1 stop5h 02m
Deal found 11/7![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:10 pm -
2 stops17h 12m
Tue 12/158:02 am -
2 stops9h 40m
Deal found 11/9![United Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:28 am -
2 stops12h 12m
Tue 11/2410:53 am -
2 stops7h 09m
Deal found 11/5![United Airlines logo]()
$871
Last-minute flights from Ithaca to St. LouisDiscover last-minute flight deals from Ithaca to St. Louis. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ithaca to St. Louis. Data last updated November 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:44 am -
2 stops8h 39m
Wed 11/1810:20 am -
2 stops11h 03m
Deal found 11/6![Delta logo]()
$484
This United Airlines deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:28 am -
2 stops12h 12m
Wed 11/188:00 am -
1 stop24h 46m
Deal found 11/6![United Airlines logo]()
$811
This United Airlines deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:28 am -
2 stops12h 12m
Tue 11/2410:53 am -
2 stops7h 09m
Deal found 11/5![United Airlines logo]()
$871
This United Airlines deal was found by Cheapflights users on 11/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:00 am -
1 stop5h 12m
Thu 11/261:00 pm -
1 stop5h 02m
Deal found 11/7![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:10 pm -
2 stops27h 49m
Tue 12/151:17 pm -
1 stop4h 25m
Deal found 11/9![United Airlines logo]()
$562
One-way flights from Ithaca to St. LouisSearch for one-way flight options from Ithaca to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Ithaca to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop5h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:44 am -
2 stops8h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$479
This Delta deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:00 pm -
2 stops8h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$535
This United Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/257:55 pm -
2 stops17h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
1 stop5h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$680
Find flight deals from Ithaca to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Ithaca (ITH) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $479 (United Airlines) |
One-way from | $474 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Ithaca to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from Ithaca to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Sun 11/15
6:00 am-10:12 am
1 stop5h 12m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$474
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Sat 11/14
5:44 am-1:23 pm
2 stops8h 39m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$479
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Wed 2/3
9:45 am-5:13 pm
2 stops8h 28m
Lambert-St Louis
Sat 2/6
5:00 am-6:40 pm
2 stops12h 40m
$479
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Sun 11/22
6:00 am-10:12 am
1 stop5h 12m
Lambert-St Louis
Thu 11/26
1:00 pm-7:02 pm
1 stop5h 02m
$544
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Tue 12/8
8:10 pm-12:22 pm
2 stops17h 12m
Lambert-St Louis
Tue 12/15
8:02 am-6:42 pm
2 stops9h 40m
$567
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Wed 11/25
7:55 pm-12:10 pm
2 stops17h 15m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$626
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Sat 11/14
6:00 am-10:12 am
1 stop5h 12m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$680
IthacaSt. Louis
ITH Ithaca Tompkins County - STL Lambert-St Louis
ITHSTL
Ithaca Tompkins County
Fri 11/20
10:28 am-9:40 pm
2 stops12h 12m
Lambert-St Louis
Tue 11/24
10:53 am-7:02 pm
2 stops7h 09m
$871
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Ithaca-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ithaca-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ithaca-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ithaca-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ithaca-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ithaca to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Ithaca with our price prediction graph.
ITH-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Ithaca to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Eureka
Wentzville
Maryland Heights
Chesterfield
Swansea
Edwardsville
Glencoe
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