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90 € Cheap Flights from St Louis to Raleigh / Durham

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      Travellers and cabin class, 1 Adult, Economy
      Southwest Airlines

      Compare St Louis to Raleigh / Durham flight deals

      Find the cheapest month or even day of the year to fly to Raleigh / Durham

      Book the best Raleigh / Durham fare with no extra fees

      Flight deals from St Louis to Raleigh / Durham

      Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Raleigh / Durham Airport? If you want to travel next month, return fares start from 90 €. Find the lowest prices on one-way and return tickets right here.
      Durham.90 € per passenger.Departing Wed, 14 Oct, returning Wed, 21 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Wed, 14 Oct, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Wed, 21 Oct, arriving in St Louis.Price includes taxes and charges.From 90 €, select.
      Durham.106 € per passenger.Departing Wed, 25 Nov, returning Tue, 1 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Wed, 25 Nov, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Tue, 1 Dec, arriving in St Louis.Price includes taxes and charges.From 106 €, select.
      Durham.111 € per passenger.Departing Fri, 30 Oct, returning Mon, 2 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Fri, 30 Oct, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Mon, 2 Nov, arriving in St Louis.Price includes taxes and charges.From 111 €, select.
      Durham.121 € per passenger.Departing Mon, 23 Nov, returning Fri, 27 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Mon, 23 Nov, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Fri, 27 Nov, arriving in St Louis.Price includes taxes and charges.From 121 €, select.
      Durham.145 € per passenger.Departing Wed, 9 Dec, returning Mon, 14 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Wed, 9 Dec, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Mon, 14 Dec, arriving in St Louis.Price includes taxes and charges.From 145 €, select.
      Durham.248 € per passenger.Departing Sat, 9 Jan, returning Sat, 16 Jan.Return flight with United.Outbound indirect flight with United, departs from St Louis on Sat, 9 Jan, arriving in Raleigh / Durham.Inbound indirect flight with United, departs from Raleigh / Durham on Sat, 16 Jan, arriving in St Louis.Price includes taxes and charges.From 248 €, select.
      Durham.258 € per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Thu, 29 Oct, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Mon, 2 Nov, arriving in St Louis.Price includes taxes and charges.From 258 €, select.
      Durham.258 € per passenger.Departing Sat, 10 Oct, returning Mon, 12 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Sat, 10 Oct, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Mon, 12 Oct, arriving in St Louis.Price includes taxes and charges.From 258 €, select.
      Durham.258 € per passenger.Departing Wed, 9 Dec, returning Mon, 14 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Wed, 9 Dec, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Mon, 14 Dec, arriving in St Louis.Price includes taxes and charges.From 258 €, select.
      Durham.275 € per passenger.Departing Wed, 30 Dec, returning Wed, 6 Jan.Return flight with United.Outbound indirect flight with United, departs from St Louis on Wed, 30 Dec, arriving in Raleigh / Durham.Inbound indirect flight with United, departs from Raleigh / Durham on Wed, 6 Jan, arriving in St Louis.Price includes taxes and charges.From 275 €, select.
      Durham.289 € per passenger.Departing Thu, 5 Nov, returning Mon, 9 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Thu, 5 Nov, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Mon, 9 Nov, arriving in St Louis.Price includes taxes and charges.From 289 €, select.
      Durham.345 € per passenger.Departing Fri, 2 Oct, returning Sun, 20 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Fri, 2 Oct, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Sun, 20 Dec, arriving in St Louis.Price includes taxes and charges.From 345 €, select.
      Durham.374 € per passenger.Departing Mon, 21 Sep, returning Wed, 23 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from St Louis on Mon, 21 Sep, arriving in Raleigh / Durham.Inbound indirect flight with Frontier Airlines, departs from Raleigh / Durham on Wed, 23 Sep, arriving in St Louis.Price includes taxes and charges.From 374 €, select.
      Durham.375 € per passenger.Departing Wed, 25 Nov, returning Tue, 1 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Wed, 25 Nov, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Tue, 1 Dec, arriving in St Louis.Price includes taxes and charges.From 375 €, select.
      Durham.429 € per passenger.Departing Fri, 21 May, returning Sun, 23 May.Return flight with Delta.Outbound indirect flight with Delta, departs from St Louis on Fri, 21 May, arriving in Raleigh / Durham.Inbound indirect flight with Delta, departs from Raleigh / Durham on Sun, 23 May, arriving in St Louis.Price includes taxes and charges.From 429 €, select.
      Durham.478 € per passenger.Departing Sun, 20 Dec, returning Mon, 4 Jan.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from St Louis on Sun, 20 Dec, arriving in Raleigh / Durham.Inbound direct flight with Southwest Airlines departs from Raleigh / Durham on Mon, 4 Jan, arriving in St Louis.Price includes taxes and charges.From 478 €, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from St Louis to Raleigh / Durham found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from St Louis to Raleigh / Durham

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Raleigh / Durham flights are currently cheapest in October.
      Sep
      from 374 €
      Oct
      from 90 €
      Nov
      from 121 €
      Dec
      from 145 €
      Jan
      from 248 €
      Feb
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      Mar
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      Apr
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      May
      from 429 €
      Jun
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      Jul
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      Aug
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      Direct flights from St Louis to Raleigh / Durham

      Southwest Airlines

      St Louis to Raleigh / Durham: Alternative routes

      Compare routes from St Louis to Durham below. You may find an airport to fly into that's cheaper, faster, or easier than Raleigh / Durham.

      Raleigh / Durham

      17km from central Durham
      ClosestCheapest
      from 90 €
      Search flights

      St Louis to Durham: Flight information

      The things to know before you go.
      Cheapest flight found90 €
      Cheapest month to flyOctober
      Average flight time1 hr, 50 mins
      Most popular airlineSouthwest Airlines
      Average flights per week18

      Finding cheap flights from St Louis to Raleigh / Durham: Frequently asked questions

      The best price we found for a return flight from St Louis to Raleigh / Durham is 90 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      1 hour and 50 minutes is the average flight time from St Louis to Raleigh / Durham.
      Southwest Airlines flies direct from St Louis to Raleigh / Durham.
      As of September 2026, there are 18 flights per week flying from St Louis to Raleigh / Durham.
      The cheapest month to fly from St Louis to Raleigh / Durham is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Raleigh / Durham Airport on Wednesday, 14 October 2026.
      Yes – the average flight time is 1 hour and 50 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Raleigh / Durham but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Durham is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Raleigh / Durham.

      Travelling from St Louis Airport (STL) to Raleigh / Durham Airport (RDU): what you need to know

      • The average time for a direct flight from St Louis Airport to Raleigh / Durham Airport is 1 hour 50 minutes.

      • Durham is one hour ahead of St Louis and observes the UTC-5 timezone.

      • Take your pick of eight weekly St Louis Airport to Raleigh / Durham Airport flights. The 07:20 departure with Southwest Airlines is the earliest flight available. Southwest Airlines operates the last service of the day at 21:40.

      • Leave enough time to catch your STL to RDU flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

      • Be prepared for bigger queues during popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a smart move.

      • Jetting into Durham (and then seeing more of the United States!) is a breeze with Southwest Airlines. This popular carrier has direct flights from St Louis Airport to Raleigh / Durham Airport.

      • Most passengers choose to fly with Southwest Airlines on this route.

      • With 79.28% of services arriving as planned, Southwest Airlines is the most punctual carrier operating STL to RDU flights.

      • We make it easy to book a flight with a stopover. To see all your options for tickets from St Louis Airport to Raleigh / Durham Airport, deselect 'Direct flights only.' Then, pick a flight offering a stop long enough to explore your chosen city. Stopovers between STL and RDU include:

        • Charlotte Douglas Airport

        • Nashville Airport

        • Chicago Midway Airport

      How to find the cheapest flights from St Louis Airport (STL) to Raleigh / Durham Airport (RDU)

      • 43 € is currently the best price for a one-way St Louis Airport to Raleigh / Durham Airport flight. A return flight starts from 90 €. These prices may change based on demand.

      • To pick up cheap tickets from STL to RDU, book your trip four months ahead of your departure.

      • The cheapest month for flights from St Louis Airport to Raleigh / Durham Airport is September. Use the 'Whole month' tool to see the lowest airfares if you have a flexible travel schedule.

      • Snapping up cheap flights from STL to RDU is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as a lower fare pops up.

      • Pick your ideal departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to find the best deals on flights from St Louis Airport to Raleigh / Durham Airport.

      Handy information about St Louis Airport (STL)

      Arriving at Raleigh / Durham Airport (RDU)

      Getting from Raleigh / Durham Airport (RDU) to central Durham

      • Raleigh / Durham Airport to the centre of Durham has a drive time of about 20 minutes. It's approximately 18 kilometres away.

      • It'll take around 45 minutes if you're travelling on public transport.

      When to fly to Raleigh / Durham Airport (RDU)

      • July is the most popular month for flights from St Louis Airport to Raleigh / Durham Airport. For smaller crowds, visit Durham in March.

      • Lock in your flight from St Louis Airport to Raleigh / Durham Airport for July if you'd like to explore Durham during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

      • Search for cheap tickets from STL to RDU in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -3ºC (27ºF) and 13ºC (55ºF) on average.

      Explore more of the United States

      • Durham has plenty to offer, but there are so many other corners of the United States you should also see. About 193 kilometres south-west of Durham, a visit to Charlotte will keep you on the move. Start with leading attractions like Bechtler Museum of Modern Art, Discovery Place and NASCAR Hall of Fame.

      • If you're looking to explore another major stop in the United States, consider Baltimore, about 418 kilometres north-east of Durham. National Aquarium, Baltimore Aquarium and Washington Monument and Mount Vernon Place are the start of reasons to visit.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.