Cheap flights from Raleigh-Durham Intl to Lambert-St Louis Intl (RDU - STL)

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The best prices from Raleigh-Durham Intl to Lambert-St Louis Intl are usually found in August or June, booked 29 days in advance, depart on a Sunday or Saturday and return on a Wednesday

How to find the cheapest flight from
Raleigh-Durham Intl (RDU) to Lambert-St Louis Intl (STL)

RDU - STL
Price
$182 - $367
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 32% potential price rise

Cheapest in

August

Best time to find cheap flights, 27% potential price drop

Round-trip from

$182

From Raleigh-Durham Intl to Lambert-St Louis Intl

One-way from

$111

One-way flight from Raleigh-Durham Intl to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Raleigh-Durham Intl to Lambert-St Louis Intl?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Lambert-St Louis Intl. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Raleigh-Durham Intl to Lambert-St Louis Intl?

Find a great deal and save up to 33% by booking at least 61 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Raleigh-Durham Intl to Lambert-St Louis Intl within the next two weeks, with the cheapest ticket starting at $143.

What is the cheapest month to fly from Raleigh-Durham Intl to Lambert-St Louis Intl?

Our data shows that June tends to be the cheapest month to fly to Lambert-St Louis Intl from Raleigh-Durham Intl. Users have commonly found prices around $148 for the month, but tickets can be as low as $77. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Raleigh-Durham Intl to Lambert-St Louis Intl (RDU - STL)?

Unlike at noon, when flights are generally more expensive, you can save up to 17% on flights from Raleigh-Durham Intl to Lambert-St Louis Intl by exploring options for tickets in the afternoon.

Cheap flights from Raleigh-Durham Intl to Lambert-St Louis Intl in March, April 2021

9 Apr - 12 Apr
$83pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
8 Apr - 11 Apr
$136pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
31 Mar - 6 Apr
$141pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham

Raleigh-Durham Intl to Lambert-St Louis Intl 2021 flight deals

9 Apr - 12 Apr
$83pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
8 May - 9 May
$93pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
8 Apr - 11 Apr
$136pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham

Last minute flights from Raleigh-Durham Intl to Lambert-St Louis Intl

16 Mar - 18 Mar
$175pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
12 Mar - 14 Mar
$233pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
11 Mar - 14 Mar
$245pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham

One-way flights to Lambert-St Louis Intl from Raleigh-Durham Intl

2:00 am - 6:33 am
Frontier
2 Stops
29h 33m
RDU - STL
Frontier
$111
FlyFar
2:30 am - 7:59 am
United Airlines
1 Stop
6h 29m
RDU - STL
United Airlines
$167
United
5:41 am - 3:22 pm
American Airlines
2 Stops
10h 41m
RDU - STL
American Airlines

Related info for your journey

Flight FAQs

From Raleigh-Durham Intl to Lambert-St Louis Intl

Are flight prices decreasing from Raleigh-Durham Intl to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Raleigh-Durham Intl and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Raleigh Raleigh-Durham to Lambert-St Louis to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. New policies for travelers booking flights from Raleigh Raleigh-Durham to Lambert-St Louis include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Raleigh Raleigh-Durham to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of our airline partners flying from Raleigh Raleigh-Durham to Lambert-St Louis have new flexible policies in place due to COVID-19. American Airlines, Delta, and Frontier are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Raleigh-Durham Intl to Lambert-St Louis Intl for under $100 on Cheapflights?

Yes, there are multiple flights from Raleigh-Durham Intl to Lambert-St Louis Intl for under $100. The cheapest flight booked recently is on Frontier for just $83, but on average you can expect to pay $155.

Are there nonstop flights from Raleigh-Durham Intl to Lambert-St Louis Intl for under $100 on Cheapflights?

There are no nonstop flights from Raleigh-Durham Intl to Lambert-St Louis Intl, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Raleigh-Durham Intl to Lambert-St Louis Intl for under $200?

There are currently 15+ open flights from Raleigh-Durham Intl to Lambert-St Louis Intl within the next 7 days for less than $200.

What days are nonstop flights available from Raleigh-Durham Intl to St Louis?

You can find nonstop flights on the following days: Thursday.

How popular is this flight route?

This flight path from Raleigh Raleigh-Durham to Lambert-St Louis was viewed by 31 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from Raleigh-Durham Intl to Lambert-St Louis Intl on average per day?

On average 1 flight departs from Raleigh Raleigh-Durham to Lambert-St Louis per day.
Morning (6am - Noon) - 100% of flight departures

Does it rain more in Raleigh-Durham Intl or St Louis?

Expected rainfall in Raleigh-Durham Intl is less than in St Louis. You can expect this to be the case over the next 15 days.

Is Raleigh-Durham Intl weather warmer or cooler than St Louis?

You can imagine temperatures to be in the 91 °F range in July. The weather in St Louis is generally colder than Raleigh-Durham Intl's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Raleigh-Durham Intl to Lambert-St Louis Intl?

There are many flights that can get you from Raleigh-Durham Intl to Lambert-St Louis Intl in 4h 09m. Fly via American Airlines or Frontier to get the fastest option. There are 670 mi between Raleigh-Durham Intl and Lambert-St Louis Intl. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Raleigh-Durham Intl to Lambert-St Louis Intl round-trip?

Our cheapest airline available from Raleigh-Durham Intl to Lambert-St Louis Intl is Frontier. Our recent data shows that you can find tickets from as low as $83 on this airline. An additional option worth looking into is American Airlines, starting at $172. Frontier is currently priced 66% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Raleigh-Durham Intl to Lambert-St Louis Intl one-way?

One-way options have recently been found by users for as low as $75 on Frontier. Other airlines that offer cheap prices include American Airlines from $144 and United Airlines from $167 one-way.

Alternative routes for Raleigh-Durham Intl to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Average temperature for March in Lambert-St Louis Intl
59.0 °F
Avg rainfall for March in Lambert-St Louis Intl
3.3 ″

Airports servicing Raleigh

Airports servicing St. Louis

Top 5 airlines flying from Raleigh-Durham Intl to Lambert-St Louis Intl

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$124 $242 No cancel fee 62%
United Airlines
$103 $257 No cancel fee 69%
Delta
$117 $301 No cancel fee N/A
American Airlines
$147 $319 No cancel fee 71%
Southwest
$300 $564 No cancel fee 63%
Weekly flight availability
from Raleigh-Durham Intl to Lambert-St Louis Intl
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
0 flights
Wednesday
0 flights
Thursday
0 flights
Friday
0 flights
Saturday
0 flights
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