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$55+ Cheap flights from St. Louis to Raleigh (STL - RDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — RDU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Lambert-St Louis to Raleigh-Durham are usually found in April or June, booked 61 days in advance, depart on a Saturday or Sunday and return on a Saturday

Cheap flight deals from St. Louis to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Raleigh (RDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$109
(Frontier)

One-way from

$55
(Frontier)

Popular in

February

Cheapest in

April

Average price

$384

Good round-trip deal

$318 or less

Good one-way deal

$197 or less
Provider with most accurate pricing for Lambert-St Louis-Raleigh-Durham flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Raleigh-Durham flights.
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From Lambert-St Louis to Raleigh-Durham
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One-way flight from Lambert-St Louis to Raleigh-Durham
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Lambert-St Louis to Raleigh-Durham.
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Price to beat on a one-way flight from Lambert-St Louis to Raleigh-Durham.
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Find flight deals from St. Louis to Raleigh

Cheapest flights from St. Louis to Raleigh
Explore the most affordable flight options available from St. Louis to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1010:36 amSTL - RDU
1 stop9h 40mFrontier
Sat 3/1510:16 pmRDU - STL
1 stop10h 42mFrontier
Deal found 2/18$109
This FlightHub deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:11 pmSTL - RDU
1 stop25h 42mMultiple Airlines
Sat 4/266:05 amRDU - STL
1 stop18h 59mMultiple Airlines
Deal found 2/19$160
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/195:55 amSTL - RDU
1 stop6h 08mAmerican Airlines
Wed 3/266:00 amRDU - STL
1 stop6h 24mAmerican Airlines
Deal found 2/18$188
This Southwest deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/217:45 amSTL - RDU
Nonstop1h 50mSouthwest
Mon 3/248:35 pmRDU - STL
Nonstop2h 15mSouthwest
Deal found 2/19$277
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:30 pmSTL - RDU
1 stop4h 38mUnited Airlines
Wed 3/269:30 amRDU - STL
1 stop7h 01mUnited Airlines
Deal found 2/19$343
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1910:30 amSTL - RDU
1 stop5h 04mDelta
Sun 4/205:20 amRDU - STL
1 stop5h 25mDelta
Deal found 2/19$351
This Alaska Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:15 amSTL - RDU
2 stops22h 45mAlaska Airlines
Sun 4/277:20 amRDU - STL
2 stops26h 41mAlaska Airlines
Deal found 2/18$873

Find flights from St. Louis to Raleigh within your budget

Customize your flight search to find flights from St. Louis to Raleigh 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

St. Louis

Fly to

Raleigh

Route

Depart

Return

Price

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Mon 3/10

10:36 am-9:16 pm

1 stop9h 40m

Raleigh-Durham

Sat 3/15

10:16 pm-7:58 am

1 stop10h 42m

$109

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Thu 4/24

6:11 pm-8:53 pm

1 stop25h 42m

Raleigh-Durham

Sat 4/26

6:05 am-12:04 am

1 stop18h 59m

$160

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 3/19

5:55 am-1:03 pm

1 stop6h 08m

Raleigh-Durham

Wed 3/26

6:00 am-11:24 am

1 stop6h 24m

$188

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Fri 3/21

7:45 am-10:35 am

Nonstop1h 50m

Raleigh-Durham

Mon 3/24

8:35 pm-9:50 pm

Nonstop2h 15m

$277

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 3/19

3:30 pm-9:08 pm

1 stop4h 38m

Raleigh-Durham

Wed 3/26

9:30 am-3:31 pm

1 stop7h 01m

$343

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Sat 4/19

10:30 am-4:34 pm

1 stop5h 04m

Raleigh-Durham

Sun 4/20

5:20 am-9:45 am

1 stop5h 25m

$351

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Fri 4/25

6:15 am-6:00 am

2 stops22h 45m

Raleigh-Durham

Sun 4/27

7:20 am-9:01 am

2 stops26h 41m

$873

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Wed 4/23

5:41 pm-11:59 pm

1 stop5h 18m

$55

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Tue 5/20

7:37 pm-7:48 pm

1 stop23h 11m

$74

St. LouisRaleigh

STL - RDU

STLRDU

Lambert-St Louis

Tue 3/4

9:50 am-8:29 pm

3 stops33h 39m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 15 results
1
2

Compare providers for flights from St. Louis to Raleigh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Raleigh in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Raleigh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Raleigh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Raleigh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Raleigh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Raleigh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Raleigh

Have a flexible travel schedule? Discover the best time to fly to Raleigh from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Raleigh

Get recent, data-driven insights about flights from St. Louis to Raleigh including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Raleigh?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Raleigh. Price data was last updated on February 14, 2025.

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Raleigh. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Raleigh?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Raleigh (average of $206). Flying from St. Louis to Raleigh in March is currently the most expensive (average of $316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from St. Louis to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from St. Louis to Raleigh is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

What is the cheapest day to fly from St. Louis to Raleigh?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Raleigh. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their St. Louis to Raleigh flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Raleigh by month

Plan your trip to Raleigh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Raleigh ranges from 2.9 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Raleigh when rainfall is around 2.9 in.

Temperature in Raleigh by month

Plan your trip to Raleigh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Raleigh, 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 41.0 F).

Reviews of airlines servicing Raleigh

Get insights into the airlines that provide service to Raleigh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Raleigh. Reviews last updated February 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from St. Louis to Raleigh have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this St. Louis to Raleigh flight route?

    The Lambert-St Louis to Raleigh-Durham flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from St. Louis to Raleigh round-trip?

    Frontier, at $109, was found to be the cheapest airline from St. Louis to Raleigh.Alternate airlines to your destination round-trip include American Airlines and Southwest. Users have found that Frontier is 68% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from St. Louis to Raleigh one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $55. Users have also found prices from $74 and $129 on Spirit Airlines and Southwest, respectively.

  • What are the cheapest flights from St. Louis to Raleigh?

    On average you can expect to pay $289 for a flight from St. Louis to Raleigh. The cheapest flight overall is $197 while the most popular route, (Lambert-St Louis - Raleigh-Durham) is currently priced at $160.

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

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

  • How can I find direct flights from St. Louis to Raleigh?

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

  • Can I find deals for business class flights from St. Louis to Raleigh?

    Yes. Cheapflights offers flight deals from St. Louis to Raleigh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Raleigh?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Raleigh (average of $206). Flying from St. Louis to Raleigh in March is currently the most expensive (average of $316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Morrisville
Dunn
Smithfield
Chapel Hill
Cary
Apex
Wilson
Garner
Wake Forest
Goldsboro
Oxford
Rocky Mount
Danville
Henderson

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Top 5 airlines flying from St. Louis to Raleigh

Discover the top 5 airlines that operate flights from St. Louis to Raleigh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$160FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$212Average$352FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$221Average$339FlexibilityNo cancel feeOn-time71%
DeltaCheapest$229Average$362FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$325Average$432FlexibilityNo cancel feeOn-time69%
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