Cheap flights from Roanoke to St. Louis from $239
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Roanoke to St. Louis departing on 7/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Roanoke to St. Louis
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from Roanoke to St. Louis
Our best American Airlines deals on Roanoke to St. Louis flight tickets
United Airlines flights from Roanoke to St. Louis
Our best United Airlines deals on Roanoke to St. Louis flight tickets
See travel insights to St. Louis from
How to get the cheapest flight ticket from Roanoke 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 cheapest month to fly to St. Louis?
In general, August is the cheapest month to fly from Roanoke to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $305. The month of October is another great option to travel to St. Louis, with average flight prices from Roanoke averaging around $318.
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 $316. 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 Monday because tickets tend to average around $582. 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 airline that flies from Roanoke to Lambert-St Louis?
Delta, American Airlines, and United Airlines are the most popular carriers operating from Roanoke to Lambert-St Louis
What airlines fly to St. Louis?
American Airlines, Delta and United Airlines are the top three most popular airlines that fly to St. Louis from Roanoke according to our data. American Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
When to book flights from Roanoke to St. Louis
Cheap Roanoke to St. Louis (ROA to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Roanoke to St. Louis
How far is Roanoke to Lambert-St Louis by plane?
The straight-line distance from Roanoke to Lambert-St Louis is 565.9 mi. In terms of flight time, this usually takes a little over 4h 38m.
When did momondo last update prices for flights from Roanoke Airport to Lambert-St Louis Airport?
Prices for flights from Roanoke Airport to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights from Roanoke Airport to Lambert-St Louis Airport?
As of June 2025, there are 3 operators available to choose from for flights from Roanoke Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Roanoke Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Roanoke 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 Roanoke to St. Louis?
Based on momondo bookings for flights between Roanoke and St. Louis, the leading airline is American Airlines, making up 43% of the total bookings. Other popular airlines include Delta with 42% and United Airlines with 15%.
Best airlines flying from Roanoke to St. Louis
Compare and see reviews for airlines that fly from Roanoke to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $248 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $302 | Free Cancellation | Rating 7.4 8,790 reviews |
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Roanoke to St. Louis?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Roanoke.
Can I find flights from Roanoke to St. Louis with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Roanoke to St. Louis flights to just show those with flexible booking policies.
How can momondo help me find flights from Roanoke to St. Louis?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Roanoke.
I’m not ready to book a flight from Roanoke to St. Louis right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to St. Louis from Roanoke. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.