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$389+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
ITH — STL
feb. 11 — feb. 181
mar. 2/11
mar. 2/18
1 adult, Economy
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Cheap 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 febrero 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$899
(Delta)

Popular in

November

Cheapest in

May

Average price

$398
Provider with most accurate pricing for Ithaca Tompkins County-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Ithaca Tompkins County-Lambert-St Louis flights.
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From Ithaca Tompkins County to Lambert-St Louis
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Highest demand for flights based on searches. 45% potential increase in price ($524 potential increase over avg. RT price).
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Cheapest flight prices on average. 26% potential price decrease ($133 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ithaca to St. Louis

Cheapest flights from Ithaca to St. Louis
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 febrero 6, 2025.

This Delta deal was found by Cheapflights users on 2/6. 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.
sáb. 8/165:55 amITH - STL
2 stops7h 29mDelta
mar. 8/1911:51 amSTL - ITH
2 stops10h 39mDelta
Deal found 2/6$389
This United Airlines deal was found by Cheapflights users on 2/6. 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.
jue. 8/146:00 amITH - STL
3 stops17h 06mUnited Airlines
mar. 8/1910:30 amSTL - ITH
2 stops7h 05mUnited Airlines
Deal found 2/6$625

Find flights from Ithaca to St. Louis within your budget

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 2,558,603 searches. Data last updated febrero 6, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

lun. 6/23

5:55 am-2:35 pm

2 stops9h 40m

Lambert-St Louis

jue. 6/26

11:51 am-11:30 pm

2 stops10h 39m

$899

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

sáb. 3/29

6:00 am-10:54 am

1 stop5h 54m

Lambert-St Louis

sáb. 4/5

9:39 am-6:32 pm

2 stops7h 53m

$982

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

  • 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.
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.

Travel insights for flights from Ithaca to St. Louis

Get recent, data-driven insights about flights from Ithaca to St. Louis including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ithaca to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Ithaca to St. Louis (average of $311). Flying from Ithaca to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ITH to STL?

Find hourly flight availability from Ithaca to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 6, 2025.

A simple way to save on the total cost of your ticket is to fly from Ithaca to St. Louis in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at noon.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated febrero 6, 2025.
Delta
8.0
Very good
8,388 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very good
8,388 reviews
Delta
8.0
Very good
8,388 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

United Airlines
7.4
Good
8,879 reviews
Delta
8.0
Very good
8,388 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • What are the cheapest airlines flying from Ithaca to St. Louis round-trip?

    Our cheapest airline available from Ithaca to St. Louis is Delta. Our recent data shows that you can find tickets from as low as $899 on this airline. An additional option worth looking into is United Airlines, starting at $982.

  • Can I find deals for flights from Ithaca to St. Louis that include hotel bookings?

    Yes. In addition to deals on Ithaca to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ithaca to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ithaca to St. Louis.

  • Can I find deals for business class flights from Ithaca to St. Louis?

    Yes. Cheapflights offers flight deals from Ithaca to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ithaca to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Ithaca to St. Louis (average of $311). Flying from Ithaca to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ithaca?

Book flights to Ithaca if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for Ithaca to St. Louis

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Top airline flying from Ithaca to St. Louis

Discover the top airline that operate flights from Ithaca to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated febrero 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$358Average$508FlexibilityNo cancel feeOn-time69%
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