What airlines fly to St. Louis?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to St. Louis from Hailey according to our data. Delta is the first choice among our users, with 45% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 5 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 Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport?

Prices for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport were last updated today.

How many operators does momondo search for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport?

There is 1 operator available for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport as of April 2025.

How old do you have to be to fly from Hailey Sun Valley-Friedman Airport to Lambert-St Louis 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 Hailey Sun Valley-Friedman 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 you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$503 Cheap Flights from Hailey to St. Louis - Save in Minutes

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Find the cheapest flights from Hailey to St. Louis

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Cheap round-trip flights

These are some of the best round-trip flight deals from Hailey to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

SUN-STL

1282 mimulti-stop

STL-SUN

1282 mimulti-stop

Multiple Airlines

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How to get the cheapest flight ticket from Hailey 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 time of day to depart on your flight to St. Louis?

Flying to St. Louis from Hailey at noon is the least expensive time of day to depart. momondo users have found prices as low as $722 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $875 per ticket.

When to book flights from Hailey to St. Louis

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

Estimated round-trip price

Cheap Hailey to St. Louis (SUN to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hailey to St. Louis

Direct flights	None

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

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How far is Hailey Sun Valley-Friedman to Lambert-St Louis by plane?
A flight from Hailey Sun Valley-Friedman to Lambert-St Louis will travel around 1294.9 mi.
When did momondo last update prices for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport?
Prices for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport?
There is 1 operator available for flights from Hailey Sun Valley-Friedman Airport to Lambert-St Louis Airport as of April 2025.
How old do you have to be to fly from Hailey Sun Valley-Friedman Airport to Lambert-St Louis 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 Hailey Sun Valley-Friedman 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 you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Hailey to St. Louis?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Hailey to St. Louis is United Airlines (100% of total bookings).

Best airlines flying from Hailey to St. Louis

Compare and see reviews for airlines that fly from Hailey to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $510	Free Cancellation	Rating 7.4 8,696 reviews		Search United Airlines flights

St. Charles

Chesterfield

Florissant

Maryland Heights

Fairview Heights

Hermann

Collinsville

Fenton

Farmington

O'Fallon

St. Peters

Wentzville

Alton

Glencoe

Eureka

Edwardsville

Festus

Clayton

Grafton

Litchfield

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Can I find flights from Hailey to St. Louis with flexible booking policies on momondo?

All flight searches from Hailey to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Hailey to St. Louis?

Once all potential Hailey to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Hailey to St. Louis right now. Can momondo alert me if prices change?

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Hailey and alert you when they change.