What is the cheapest airline that flies from Reno to Lambert-St Louis?

Frontier is the most popular carrier operating from Reno to Lambert-St Louis

What airlines fly to St. Louis?

Southwest, United Airlines and American Airlines are the top three most popular airlines that fly to St. Louis from Reno according to our data. Southwest is the first choice among our users, with 36% 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 Reno Airport to Lambert-St Louis Airport?

Prices for flights from Reno Airport to Lambert-St Louis Airport refresh daily.

How many operators does momondo search for flights from Reno Airport to Lambert-St Louis Airport?

There are 4 operators available for flights from Reno Airport to Lambert-St Louis Airport as of December 2025.

How old do you have to be to fly from Reno 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 Reno Airport to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$74 Cheap Flights from Reno to St. Louis in 2025/26

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Find the cheapest flights from Reno to St. Louis

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10:55 pm - 8:52 am

RNO

STL

7h 57m1 stop

3:45 pm - 9:45 pm

STL

RNO

8h 00m1 stop

$277Delta

Thu, Jan 8 - Mon, Jan 12

1:15 pm - 11:25 pm

RNO

STL

8h 10m2 stops

7:00 am - 12:08 pm

STL

RNO

7h 08m1 stop

$282Delta

Thu, Jan 8 - Mon, Jan 12

1:15 pm - 11:25 pm

RNO

STL

8h 10m2 stops

7:00 am - 10:17 pm

STL

RNO

17h 17m2 stops

$318Delta

Thu, Jan 8 - Mon, Jan 12

1:15 pm - 8:58 pm

RNO

STL

5h 43m1 stop

4:15 pm - 8:50 pm

STL

RNO

6h 35m1 stop

$341United Airlines

Thu, Jan 8 - Mon, Jan 12

7:15 am - 10:58 pm

RNO

STL

13h 43m2 stops

4:15 pm - 8:50 pm

STL

RNO

6h 35m1 stop

$346United Airlines

Thu, Jan 8 - Mon, Jan 12

7:15 am - 8:58 pm

RNO

STL

11h 43m2 stops

3:11 pm - 11:59 pm

STL

RNO

10h 48m2 stops

$351United Airlines

Thu, Jan 8 - Mon, Jan 12

7:15 am - 10:58 pm

RNO

STL

13h 43m2 stops

3:11 pm - 11:59 pm

STL

RNO

10h 48m2 stops

$399United Airlines

Thu, Jan 8 - Mon, Jan 12

4:20 pm - 11:56 pm

RNO

STL

5h 36m1 stop

6:44 pm - 12:30 am

STL

RNO

7h 46m1 stop

$462American Airlines

Wed, Dec 17 - Sun, Dec 21

9:54 am - 7:29 pm

RNO

STL

7h 35m2 stops

6:44 pm - 12:30 am

STL

RNO

7h 46m1 stop

$467American Airlines

Wed, Dec 17 - Sun, Dec 21

6:30 am - 4:28 pm

RNO

STL

7h 58m2 stops

9:55 am - 6:03 pm

STL

RNO

10h 08m2 stops

$496United Airlines

Wed, Dec 17 - Sun, Dec 21

Delta flights from Reno to St. Louis

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

Delta

Jan 8

RNO10:55 pmReno

7h 57m

1 stop

STL8:52 amLambert-St Louis

Jan 12

STL3:45 pmLambert-St Louis

8h 00m

1 stop

RNO9:45 pmReno

$277

Find similar

Delta

Jan 8

RNO1:15 pmReno

8h 10m

2 stops

STL11:25 pmLambert-St Louis

Jan 12

STL7:00 amLambert-St Louis

7h 08m

1 stop

RNO12:08 pmReno

$282

Find similar

Delta

Jan 8

RNO1:15 pmReno

8h 10m

2 stops

STL11:25 pmLambert-St Louis

Jan 12

STL7:00 amLambert-St Louis

17h 17m

2 stops

RNO10:17 pmReno

$318

Find similar

United Airlines flights from Reno to St. Louis

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

United Airlines

Jan 8

RNO1:15 pmReno

5h 43m

1 stop

STL8:58 pmLambert-St Louis

Jan 12

STL4:15 pmLambert-St Louis

6h 35m

1 stop

RNO8:50 pmReno

$341

Find similar

United Airlines

Jan 8

RNO7:15 amReno

13h 43m

2 stops

STL10:58 pmLambert-St Louis

Jan 12

STL4:15 pmLambert-St Louis

6h 35m

1 stop

RNO8:50 pmReno

$346

Find similar

United Airlines

Jan 8

RNO7:15 amReno

11h 43m

2 stops

STL8:58 pmLambert-St Louis

Jan 12

STL3:11 pmLambert-St Louis

10h 48m

2 stops

RNO11:59 pmReno

$351

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

10:55 pm-8:52 am

1 stop7h 57m

Lambert-St Louis

Mon 1/12

3:45 pm-9:45 pm

1 stop8h 00m

$277

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

1:15 pm-11:25 pm

2 stops8h 10m

Lambert-St Louis

Mon 1/12

7:00 am-12:08 pm

1 stop7h 08m

$282

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

1:15 pm-11:25 pm

2 stops8h 10m

Lambert-St Louis

Mon 1/12

7:00 am-10:17 pm

2 stops17h 17m

$318

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

1:15 pm-8:58 pm

1 stop5h 43m

Lambert-St Louis

Mon 1/12

4:15 pm-8:50 pm

1 stop6h 35m

$341

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

7:15 am-10:58 pm

2 stops13h 43m

Lambert-St Louis

Mon 1/12

4:15 pm-8:50 pm

1 stop6h 35m

$346

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

7:15 am-8:58 pm

2 stops11h 43m

Lambert-St Louis

Mon 1/12

3:11 pm-11:59 pm

2 stops10h 48m

$351

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 1/8

7:15 am-10:58 pm

2 stops13h 43m

Lambert-St Louis

Mon 1/12

3:11 pm-11:59 pm

2 stops10h 48m

$399

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 12/17

4:20 pm-11:56 pm

1 stop5h 36m

Lambert-St Louis

Sun 12/21

6:44 pm-12:30 am

1 stop7h 46m

$462

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 12/17

9:54 am-7:29 pm

2 stops7h 35m

Lambert-St Louis

Sun 12/21

6:44 pm-12:30 am

1 stop7h 46m

$467

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 12/17

6:30 am-4:28 pm

2 stops7h 58m

Lambert-St Louis

Sun 12/21

9:55 am-6:03 pm

2 stops10h 08m

$496

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Reno 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 month to fly to St. Louis?

In general, February is the cheapest month to fly from Reno to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $352. The month of October is another great option to travel to St. Louis, with average flight prices from Reno averaging around $368.

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 Tuesday when prices can be found for as low as $357. 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 $573. 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 Reno in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $407 when looking at flights departing in the afternoon. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $463 per ticket.

Can stopping save me money on Reno to St. Louis flights?

You could potentially save up to 30% on your flight if you consider stops on a Reno to St. Louis flight.

How have Reno to St. Louis flight prices changed over time?

As of December 2025, prices for Reno to St. Louis flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Reno to St. Louis

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

Estimated round-trip price

Cheap Reno to St. Louis (RNO to STL) flight deals and tips

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

Fastest flight time	5h 43m
Direct flights	None

The fastest flight from Reno to St. Louis takes 5h 43m

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

Search flight deals

How far is Reno to Lambert-St Louis by plane?
There are 1581.4 mi between Reno and Lambert-St Louis. By plane, this route typically takes 5h 36m.
When did momondo last update prices for flights from Reno Airport to Lambert-St Louis Airport?
Prices for flights from Reno Airport to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Reno Airport to Lambert-St Louis Airport?
There are 4 operators available for flights from Reno Airport to Lambert-St Louis Airport as of December 2025.
How old do you have to be to fly from Reno 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 Reno Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Reno to St. Louis?
Based on momondo bookings for flights between Reno and St. Louis, the leading airline is Southwest, making up 36% of the total bookings. Other popular airlines include United Airlines with 26%, American Airlines with 24%, and Delta with 14%.

Best airlines flying from Reno to St. Louis

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $326	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights
American Airlines	PriceFrom $332	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
United Airlines	PriceFrom $338	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
Delta	PriceFrom $340	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights

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Maryland Heights

O'Fallon

Florissant

Fenton

Wentzville

Collinsville

St. Peters

Alton

Farmington

Clayton

Festus

Glencoe

Edwardsville

Eureka

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Why use momondo?

Why should I use momondo to find a flight deal from Reno to St. Louis?

It is quick and easy to find Reno to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Yes. All flights to St. Louis from Reno on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to St. Louis from Reno. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Reno 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.