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.

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).

What is the cheapest time of day to fly from J0H to STL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Johnson City to St. Louis as you normally would.

What airport do you fly into for flights to St. Louis from Johnson City?

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Johnson City to St. Louis. 4 airlines have flights to Lambert-St Louis from Johnson City on a regular basis. Booking flights from Johnson City to Lambert-St Louis should not be difficult; the airport handles an average of 0 inbound flights from Johnson City per day.

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

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

How can I find direct flights from Johnson City to St. Louis?

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

Can I find deals for business class flights from Johnson City to St. Louis?

Yes. Cheapflights offers flight deals from Johnson City 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.

Find Cheap Flights from Johnson City, TN to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Johnson City to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Johnson City to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	August
Cheapest in	January
Average price	$398

Provider with most accurate pricing for Blountville Tri Cities TN/VA-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Lambert-St Louis flights.

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($107 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($33 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Johnson City to St. Louis, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.0

Good

12,184 reviews

Reviews

1 / 20

10.0

Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

American Airlines

7.0

Good

12,184 reviews

American Airlines

7.0

Good

12,184 reviews

Reviews

1 / 20

10.0

Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

What airport do you fly into for flights to St. Louis from Johnson City?
Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Johnson City to St. Louis. 4 airlines have flights to Lambert-St Louis from Johnson City on a regular basis. Booking flights from Johnson City to Lambert-St Louis should not be difficult; the airport handles an average of 0 inbound flights from Johnson City per day.
Can I find deals for flights from Johnson City to St. Louis that include hotel bookings?
Yes. In addition to deals on Johnson City to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Johnson City to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Johnson City to St. Louis.
Can I find deals for business class flights from Johnson City to St. Louis?
Yes. Cheapflights offers flight deals from Johnson City 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.

See more FAQs

Fairview Heights

O'Fallon

Fenton

Swansea

Eureka

Wentzville

Maryland Heights

Chesterfield

Collinsville

Edwardsville

Glencoe

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

St. Louis flight routes

Top destinations

Alternative routes for Johnson City to St. Louis

Nashville to Kansas City flights

Memphis to Kansas City flights

Knoxville to Kansas City flights

Nashville to St. Louis flights

Chattanooga to Kansas City flights

Nashville to Springfield flights

Knoxville to St. Louis flights

Chattanooga to St. Louis flights

Knoxville to Springfield flights

Memphis to St. Louis flights

Blountville to Kansas City flights

Chattanooga to Springfield flights

Nashville to Quincy flights

Jackson to St. Louis flights

Blountville to St. Louis flights

Top 4 airlines flying from Johnson City to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$162	Average$389	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$236	Average$367	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$246	Average$374	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$248	Average$308	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Find cheap flights from Johnson City to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Johnson City to St. Louis

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Johnson City to St. Louis, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to St. Louis from Johnson City?

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

How can I find direct flights from Johnson City to St. Louis?

Can I find deals for business class flights from Johnson City to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Johnson City to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Johnson City to St. Louis by cabin class

Find flights from Johnson City to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Johnson City and St. Louis flights

Browse other Johnson City and St. Louis flight options. Last updated on October 22, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to St. Louis

Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.

Johnson City to St. Louis flights

Consider these flights traveling from Johnson City to St. Louis.

Top 4 airlines flying from Johnson City to St. Louis

100% Free

Book with Flexibility

Travel Smart

Cheap flights from Johnson City, TN, TN to St. Louis (STL)

Find cheap flights from Johnson City to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Johnson City to St. Louis

Most accurate provider

Most trusted provider

Popular in

Cheapest in

Average price

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Johnson City to St. Louis, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to St. Louis from Johnson City?

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

How can I find direct flights from Johnson City to St. Louis?

Can I find deals for business class flights from Johnson City to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Johnson City to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Johnson City to St. Louis by cabin class

Find flights from Johnson City to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Johnson City and St. Louis flights

Browse other Johnson City and St. Louis flight options. Last updated on October 22, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to St. Louis

Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.

Johnson City to St. Louis flights

Consider these flights traveling from Johnson City to St. Louis.

Top 4 airlines flying from Johnson City to St. Louis

100% Free

Book with Flexibility

Travel Smart