What is the cheapest airline that flies from Ithaca Tompkins County to Lambert-St Louis?

Delta and United Airlines are the most popular carriers operating from Ithaca Tompkins County to Lambert-St Louis

What airlines fly to St. Louis?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to St. Louis from Ithaca according to our data. Delta is the first choice among our users, with 49% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 4 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

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 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.

$254 Cheap Flights from Ithaca to St. Louis in 2025/26

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Find the cheapest flights from Ithaca to St. Louis

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Cheap round-trip flights

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6:00 am - 9:00 pmITH-STL

16h 00m2 stops

7:41 am - 6:27 pmSTL-ITH

9h 46m2 stops

$521United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

6:00 am - 10:36 amITH-STL

29h 36m2 stops

7:41 am - 6:27 pmSTL-ITH

9h 46m2 stops

$551United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

7:57 pm - 2:25 pmITH-STL

19h 28m2 stops

6:30 am - 11:43 pmSTL-ITH

16h 13m2 stops

$630United Airlines

Find Deal

vie., dic. 5 - dom., dic. 7

7:45 pm - 10:13 amITH-STL

15h 28m1 stop

7:41 am - 6:27 pmSTL-ITH

9h 46m2 stops

$639United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

7:57 pm - 10:07 amITH-STL

15h 10m1 stop

6:30 am - 11:43 pmSTL-ITH

16h 13m2 stops

$645United Airlines

Find Deal

vie., dic. 5 - dom., dic. 7

6:00 am - 10:13 amITH-STL

5h 13m1 stop

7:41 am - 6:27 pmSTL-ITH

9h 46m2 stops

$718United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

6:10 am - 10:07 amITH-STL

4h 57m1 stop

8:30 am - 6:38 pmSTL-ITH

9h 08m1 stop

$808United Airlines

Find Deal

vie., dic. 5 - dom., dic. 7

6:00 am - 10:13 amITH-STL

5h 13m1 stop

8:30 am - 6:27 pmSTL-ITH

8h 57m1 stop

$883United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

6:00 am - 10:13 amITH-STL

5h 13m1 stop

8:30 am - 6:27 pmSTL-ITH

8h 57m1 stop

$897United Airlines

Find Deal

vie., feb. 20 - vie., feb. 27

United Airlines flights from Ithaca to St. Louis

Our best United Airlines deals on Ithaca to St. Louis flight tickets

United Airlines

Feb 20

ITH6:00 amIthaca Tompkins County

16h 00m

2 stops

STL9:00 pmLambert-St Louis

Feb 27

STL7:41 amLambert-St Louis

9h 46m

2 stops

ITH6:27 pmIthaca Tompkins County

$521

Find similar

United Airlines

Feb 20

ITH6:00 amIthaca Tompkins County

29h 36m

2 stops

STL10:36 amLambert-St Louis

Feb 27

STL7:41 amLambert-St Louis

9h 46m

2 stops

ITH6:27 pmIthaca Tompkins County

$551

Find similar

United Airlines

Dec 5

ITH7:57 pmIthaca Tompkins County

19h 28m

2 stops

STL2:25 pmLambert-St Louis

Dec 7

STL6:30 amLambert-St Louis

16h 13m

2 stops

ITH11:43 pmIthaca Tompkins County

$630

Find similar

Delta flights from Ithaca to St. Louis

Our best Delta deals on Ithaca to St. Louis flight tickets

Delta

Nov 13

ITH2:05 pmIthaca Tompkins County

7h 41m

2 stops

STL8:46 pmLambert-St Louis

Nov 18

STL4:30 pmLambert-St Louis

5h 24m

1 stop

ITH10:54 pmIthaca Tompkins County

$314

Find similar

Delta

Nov 13

ITH2:05 pmIthaca Tompkins County

7h 41m

2 stops

STL8:46 pmLambert-St Louis

Nov 18

STL10:45 amLambert-St Louis

11h 09m

2 stops

ITH10:54 pmIthaca Tompkins County

$319

Find similar

Delta

Nov 7

ITH2:05 pmIthaca Tompkins County

10h 02m

2 stops

STL11:07 pmLambert-St Louis

Nov 8

STL4:10 pmLambert-St Louis

7h 11m

1 stop

ITH12:21 amIthaca Tompkins County

$858

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

6:00 am-9:00 pm

2 stops16h 00m

Lambert-St Louis

vie. 2/27

7:41 am-6:27 pm

2 stops9h 46m

$521

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

6:00 am-10:36 am

2 stops29h 36m

Lambert-St Louis

vie. 2/27

7:41 am-6:27 pm

2 stops9h 46m

$551

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 12/5

7:57 pm-2:25 pm

2 stops19h 28m

Lambert-St Louis

dom. 12/7

6:30 am-11:43 pm

2 stops16h 13m

$630

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

7:45 pm-10:13 am

1 stop15h 28m

Lambert-St Louis

vie. 2/27

7:41 am-6:27 pm

2 stops9h 46m

$639

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 12/5

7:57 pm-10:07 am

1 stop15h 10m

Lambert-St Louis

dom. 12/7

6:30 am-11:43 pm

2 stops16h 13m

$645

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

6:00 am-10:13 am

1 stop5h 13m

Lambert-St Louis

vie. 2/27

7:41 am-6:27 pm

2 stops9h 46m

$718

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 12/5

6:10 am-10:07 am

1 stop4h 57m

Lambert-St Louis

dom. 12/7

8:30 am-6:38 pm

1 stop9h 08m

$808

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

6:00 am-10:13 am

1 stop5h 13m

Lambert-St Louis

vie. 2/27

8:30 am-6:27 pm

1 stop8h 57m

$883

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

vie. 2/20

6:00 am-10:13 am

1 stop5h 13m

Lambert-St Louis

vie. 2/27

8:30 am-6:27 pm

1 stop8h 57m

$897

IthacaSt. Louis

ITH - STL

ITHSTL

Ithaca Tompkins County

mié. 3/4

5:29 am-2:49 pm

2 stops10h 20m

$275

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

Prices

Airlines

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

Are you open to changing your travel dates? Check out the ideal times to fly from Ithaca to St. Louis according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Direct flights	None

There are no direct flights from Ithaca to St. Louis. There are no popular flight routes from Ithaca to St. Louis.

Search flight deals

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 57m 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 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.

St. Charles

Chesterfield

Hermann

Fairview Heights

Florissant

Maryland Heights

O'Fallon

Wentzville

Fenton

Collinsville

St. Peters

Alton

Farmington

Festus

Glencoe

Edwardsville

Clayton

Eureka

Litchfield

Shrewsbury

Why 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.