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Latest Flight Deals from Cincinnati to St. Louis

Book one-way or return flights from Cincinnati to St. Louis from as little as CAD 69. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • CVG14:15
        8h 31m
        1 stop
        STL21:46
        Wed, Jun 5|Cincinnati - St. Louis|Frontier Airlines
        CAD 69CAD 247
        72% OFF
        72% OFF
        CAD 247CAD 69
      • CVG05:30
        8h 39m
        1 stop
        STL13:09
        Tue, May 21|Cincinnati - St. Louis|Frontier Airlines
        CAD 69CAD 247
        72% OFF
        72% OFF
        CAD 247CAD 69
      • CVG21:30
        16h 39m
        1 stop
        STL13:09
        Mon, May 20|Cincinnati - St. Louis|Frontier Airlines
        CAD 118CAD 247
        52% OFF
        52% OFF
        CAD 247CAD 118
      • CVG21:29
        13h 59m
        1 stop
        STL10:28
        Fri, May 17|Cincinnati - St. Louis|Frontier Airlines
        CAD 125
        CAD 125
      • CVG08:46
        9h 9m
        1 stop
        STL16:55
        Wed, May 15|Cincinnati - St. Louis|Frontier Airlines
        CAD 127
        CAD 127
      • CVG21:30
        18h 23m
        1 stop
        STL14:53
        Sat, May 18|Cincinnati - St. Louis|Frontier Airlines
        CAD 129
        CAD 129
      • CVG18:07
        5h 52m
        1 stop
        STL22:59
        Sat, May 25|Cincinnati - St. Louis|American Airlines
        CAD 153
        CAD 153
      • CVG14:46
        17h 22m
        1 stop
        STL07:08
        Mon, Jun 3|Cincinnati - St. Louis|Frontier Airlines
        CAD 154
        CAD 154
      • CVG17:48
        7h 15m
        1 stop
        STL00:03
        Tue, Jun 11|Cincinnati - St. Louis|American Airlines
        CAD 158
        CAD 158
      • CVG05:30
        10h 23m
        1 stop
        STL14:53
        Sun, May 19|Cincinnati - St. Louis|Frontier Airlines
        CAD 172
        CAD 172
      • CVG13:00
        3h 5m
        Direct
        STL14:00
        Wed, May 22|Cincinnati - St. Louis|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Cincinnati to St. Louis? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Cincinnati to St. Louis. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Cincinnati to St. Louis

View airlines operating flights from Cincinnati to St. Louis. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From CAD 69
American Airlines
From CAD 153
United Airlines
From CAD 214
Sun Country Airlines
From CAD 235
Southwest Airlines
From CAD 236
Delta Air Lines
From CAD 254
Alaska Airlines
From CAD 338
Allegiant Air
From CAD 340
ANA airlines

Find more flights and airlines

Alternative Routes from Cincinnati to St. Louis

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Cincinnati to St. Louis.

  • Cheapest
    Frontier Airlines
    CVG
    14:15
    8h 31m
    1 transfer
    STL
    21:46
    Cincinnati/Northern Kentucky International Airport - St. Louis Lambert International Airport
    Wed, Jun 5Frontier Airlines
    CAD 69
  • Frontier Airlines
    CVG
    14:15
    8h 31m
    1 transfer
    STL
    21:46
    Cincinnati/Northern Kentucky International Airport - St. Louis Lambert International Airport
    Wed, Jun 5Frontier Airlines
    CAD 69
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Cincinnati (CVG) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Cincinnati to St. Louis based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Cincinnati (CVG) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around CAD 522.

  • How long does it take to fly from Cincinnati (CVG) to St. Louis (STL) and what is the distance?

    It takes around 1 hour 15 minutes to fly from Cincinnati (CVG) to St. Louis (STL).

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20km. It takes about 40 minutes by taxi.

  • What are the most popular airlines that fly from Cincinnati (CVG) to St. Louis (STL)?

    Airlines with flights from Cincinnati (CVG) to St. Louis (STL): Sun Country Airlines.

How to find a cheap flight from Cincinnati to St. Louis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Cincinnati to St. Louis. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Cincinnati to St. Louis

Cheapest nonstop flight price

CAD 68

Off-season for travel

December

Peak season for travel

July

Flight distance

499.7km

Average flight time

1 hour 15 minutes

Popular airline

American Airlines

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