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Cheap flights from Reno to St. Louis from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reno to St. Louis departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Reno to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:44 pm - 6:06 pm
RNO
-
STL
25h 22m
1 stop
Frontier Logo
12:16 pm - 2:28 pm
STL
-
RNO
28h 12m
1 stop
$186Frontier
Mon, May 4 - Sun, May 10
Frontier Logo
2:44 pm - 3:21 pm
RNO
-
STL
22h 37m
1 stop
Frontier Logo
9:55 pm - 1:49 pm
STL
-
RNO
17h 54m
1 stop
$196Frontier
Fri, Apr 24 - Sun, Apr 26
Frontier Logo
2:44 pm - 3:21 pm
RNO
-
STL
22h 37m
1 stop
Frontier Logo
9:55 pm - 1:49 pm
STL
-
RNO
17h 54m
1 stop
$236Frontier
Fri, Apr 24 - Sun, Apr 26
Frontier Logo
3:29 pm - 8:26 pm
RNO
-
STL
26h 57m
1 stop
Frontier Logo
9:21 pm - 2:28 pm
STL
-
RNO
19h 07m
1 stop
$261Frontier
Wed, Jun 3 - Sat, Jun 6
Multiple Airlines Logo
8:35 pm - 11:19 pm
RNO
-
STL
24h 44m
2 stops
Multiple Airlines Logo
6:51 pm - 2:35 pm
STL
-
RNO
21h 44m
1 stop
$279Multiple Airlines
Tue, Apr 28 - Tue, May 5
Frontier Logo
2:44 pm - 6:06 pm
RNO
-
STL
25h 22m
1 stop
Frontier Logo
3:33 pm - 2:28 pm
STL
-
RNO
24h 55m
2 stops
$293Frontier
Mon, May 4 - Sun, May 10
Frontier Logo
4:35 pm - 11:41 am
RNO
-
STL
17h 06m
1 stop
Frontier Logo
12:36 pm - 10:32 am
STL
-
RNO
23h 56m
1 stop
$301Frontier
Wed, May 13 - Sun, May 17
Frontier Logo
3:29 pm - 6:06 pm
RNO
-
STL
24h 37m
1 stop
Frontier Logo
9:21 pm - 2:28 pm
STL
-
RNO
19h 07m
1 stop
$317Frontier
Tue, May 26 - Sat, May 30
Frontier Logo
3:29 pm - 6:06 pm
RNO
-
STL
24h 37m
1 stop
Frontier Logo
8:08 pm - 2:28 pm
STL
-
RNO
20h 20m
2 stops
$322Frontier
Tue, May 26 - Sat, May 30
Frontier Logo
3:29 pm - 7:36 pm
RNO
-
STL
26h 07m
1 stop
Frontier Logo
8:21 pm - 2:34 pm
STL
-
RNO
20h 13m
1 stop
$346Frontier
Thu, Jun 25 - Mon, Jun 29

Frontier flights from Reno to St. Louis

Our best Frontier deals on Reno to St. Louis flight tickets
Frontier
May 4
RNO2:44 pmReno
25h 22m
1 stop
STL6:06 pmLambert-St Louis
May 10
STL12:16 pmLambert-St Louis
28h 12m
1 stop
RNO2:28 pmReno
$186
Frontier
Apr 24
RNO2:44 pmReno
22h 37m
1 stop
STL3:21 pmLambert-St Louis
Apr 26
STL9:55 pmLambert-St Louis
17h 54m
1 stop
RNO1:49 pmReno
$196
Frontier
Apr 24
RNO2:44 pmReno
22h 37m
1 stop
STL3:21 pmLambert-St Louis
Apr 26
STL9:55 pmLambert-St Louis
17h 54m
1 stop
RNO1:49 pmReno
$236

United Airlines flights from Reno to St. Louis

Our best United Airlines deals on Reno to St. Louis flight tickets
United Airlines
Apr 28
RNO1:42 pmReno
5h 12m
1 stop
STL8:54 pmLambert-St Louis
May 5
STL4:06 pmLambert-St Louis
6h 47m
1 stop
RNO8:53 pmReno
$357
United Airlines
Jun 2
RNO10:12 amReno
11h 45m
2 stops
STL11:57 pmLambert-St Louis
Jun 3
STL4:48 pmLambert-St Louis
7h 48m
1 stop
RNO10:36 pmReno
$484
United Airlines
May 5
RNO6:00 amReno
12h 43m
2 stops
STL8:43 pmLambert-St Louis
May 9
STL5:28 pmLambert-St Louis
7h 28m
1 stop
RNO10:56 pmReno
$488

momondo Fare Finder

 
Customize your flight search to find flights from Reno 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, momondo users made 832,500 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Reno to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Mon 5/4

2:44 pm-6:06 pm

1 stop25h 22m

Lambert-St Louis

Sun 5/10

12:16 pm-2:28 pm

1 stop28h 12m

$186
Quickest round-trip

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Fri 4/24

2:44 pm-3:21 pm

1 stop22h 37m

Lambert-St Louis

Sun 4/26

9:55 pm-1:49 pm

1 stop17h 54m

$196

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Fri 4/24

2:44 pm-3:21 pm

1 stop22h 37m

Lambert-St Louis

Sun 4/26

9:55 pm-1:49 pm

1 stop17h 54m

$236

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 6/3

3:29 pm-8:26 pm

1 stop26h 57m

Lambert-St Louis

Sat 6/6

9:21 pm-2:28 pm

1 stop19h 07m

$261

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Tue 4/28

8:35 pm-11:19 pm

2 stops24h 44m

Lambert-St Louis

Tue 5/5

6:51 pm-2:35 pm

1 stop21h 44m

$279

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Mon 5/4

2:44 pm-6:06 pm

1 stop25h 22m

Lambert-St Louis

Sun 5/10

3:33 pm-2:28 pm

2 stops24h 55m

$293

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Wed 5/13

4:35 pm-11:41 am

1 stop17h 06m

Lambert-St Louis

Sun 5/17

12:36 pm-10:32 am

1 stop23h 56m

$301

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Tue 5/26

3:29 pm-6:06 pm

1 stop24h 37m

Lambert-St Louis

Sat 5/30

9:21 pm-2:28 pm

1 stop19h 07m

$317

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Tue 5/26

3:29 pm-6:06 pm

1 stop24h 37m

Lambert-St Louis

Sat 5/30

8:08 pm-2:28 pm

2 stops20h 20m

$322

RenoSt. Louis

RNO - STL

RNOSTL

Reno

Thu 6/25

3:29 pm-7:36 pm

1 stop26h 07m

Lambert-St Louis

Mon 6/29

8:21 pm-2:34 pm

1 stop20h 13m

$346

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

What is the typical price of a round-trip flight between Reno and St. Louis?

What is the cheapest month to fly to St. Louis?

In general, April 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 $362. The month of October is another great option to travel to St. Louis, with average flight prices from Reno averaging around $368.

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

You could potentially save up to 5% 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 April 2026, prices for Reno to St. Louis flights are approximately 57% cheaper 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

Frequently asked questions about flying from Reno to St. Louis

  • 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 43m.

  • 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?

  • 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?

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
American AirlinesPriceFrom $280Free CancellationRating
7.1
11,552 reviews
Search American Airlines flights
United AirlinesPriceFrom $306Free CancellationRating
7.4
9,534 reviews
Search United Airlines flights
SouthwestPriceFrom $376Free CancellationRating
8.0
4,337 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Alton
Wentzville
Fenton
Farmington
Clayton
Festus
Eureka
Edwardsville
Litchfield
Shrewsbury
Grafton

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.

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