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Flights from Raleigh to St. Louis
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Find Raleigh to St. Louis flights starting at CAD 80.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • RDU08:34
        17h 2m
        1 stop
        STL00:36
        Mon, Sep 30|Raleigh - St. Louis|Frontier Airlines
        CAD 80CAD 242
        67% OFF
        67% OFF
        CAD 242CAD 80
      • RDU08:34
        15h 45m
        1 stop
        STL23:19
        Tue, Oct 8|Raleigh - St. Louis|Frontier Airlines
        CAD 93CAD 242
        62% OFF
        62% OFF
        CAD 242CAD 93
      • RDU08:34
        15h 59m
        1 stop
        STL23:33
        Sat, Oct 5|Raleigh - St. Louis|Frontier Airlines
        CAD 108CAD 242
        55% OFF
        55% OFF
        CAD 242CAD 108
      • RDU08:34
        15h 59m
        1 stop
        STL23:33
        Sat, Sep 28|Raleigh - St. Louis|Frontier Airlines
        CAD 139
        CAD 139
      • RDU12:49
        20h 54m
        1 stop
        STL08:43
        Wed, Sep 25|Raleigh - St. Louis|Frontier Airlines
        CAD 143
        CAD 143
      • RDU16:22
        4h 8m
        1 stop
        STL19:30
        Tue, Oct 29|Raleigh - St. Louis|American Airlines
        CAD 150
        CAD 150
      • RDU21:10
        12h 33m
        1 stop
        STL08:43
        Sun, Sep 29|Raleigh - St. Louis|Frontier Airlines
        CAD 151
        CAD 151
      • RDU20:22
        4h 45m
        1 stop
        STL00:07
        Fri, Oct 11|Raleigh - St. Louis|American Airlines
        CAD 154
        CAD 154
      • RDU18:06
        7h 1m
        1 stop
        STL00:07
        Tue, Oct 15|Raleigh - St. Louis|American Airlines
        CAD 161
        CAD 161
      • RDU18:43
        5h 57m
        1 stop
        STL23:40
        Tue, Oct 29|Raleigh - St. Louis|Delta Air Lines
        CAD 172
        CAD 172
      • RDU13:00
        3h 5m
        Direct
        STL14:00
        Thu, Sep 26|Raleigh - 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.

When is the cheapest time to fly from Raleigh to St. Louis?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Find Cheapest Airlines Flying from Raleigh 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 80
Spirit Airlines
From CAD 137
American Airlines
From CAD 150
Delta Air Lines
From CAD 172
United Airlines
From CAD 179
Southwest Airlines
From CAD 275
Jetblue Airways
From CAD 283
Alaska Airlines
From CAD 325
ANA airlines

Find more flights and airlines

Alternative Routes for Raleigh to St. Louis Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Raleigh to St. Louis.

  • Cheapest
    Frontier Airlines
    RDU
    08:34
    17h 2m
    1 transfer
    STL
    00:36
    Raleigh-Durham International Airport - St. Louis Lambert International Airport
    Mon, Sep 30Frontier Airlines
    CAD 80
  • Frontier Airlines
    RDU
    08:34
    17h 2m
    1 transfer
    STL
    00:36
    Raleigh-Durham International Airport - St. Louis Lambert International Airport
    Mon, Sep 30Frontier Airlines
    CAD 80
    Find More Flights

How do I find the cheapest flights?

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

    Airlines adjust prices for flights from Raleigh to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Raleigh (RDU) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around CAD 515.

  • How long is the flight from Raleigh (RDU) to St. Louis (STL)?

    It takes about 2 hours 27 minutes to fly from Raleigh (RDU) 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, by taxi about 40 minutes.

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

    Airlines with flights from Raleigh (RDU) to St. Louis (STL): Southwest Airlines.

  • What's the most popular airline for direct flights from Raleigh (RDU) to St. Louis (STL)?

    Southwest Airlines operates 2 direct flights from Raleigh (RDU) to St. Louis (STL).

  • How many airports in St. Louis (STL)?

How to find a cheap flight from Raleigh 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 Raleigh 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 for Raleigh to St. Louis Flights

Cheapest direct flight price

CAD 80

Cheapest return ticket price

CAD 695

Off-season travel month

September

Peak season for travel

November

Flight distance

1,052.84km

Average flight time

2 hours 27 minutes

Popular airline

United Airlines

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