Raleigh/Durham to San Antonio (RDU–SAT) — Airlines, Schedules & Connections

RDU Airport Page →
1,223 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 92 1-stop flights Verified 1mo ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Raleigh/Durham to San Antonio
Connecting service available through multiple hubs.
1 Airlines 1,223 mi 4h 20m nonstop -1h behind 92 1-stop hubs

RDU–SAT is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 1,223 miles in approximately 4h 20m. Beyond nonstop, 92 hubs offer 1-stop connections.

Also explore RDU Routes SAT Routes RDU Live Flights SAT Live Flights RDU Delays SAT Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop RDU–SAT service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 0 – – 76% – –
Alliance coverage
Unaffiliated: WN (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for RDU to SAT.
1-STOP
One-Stop Connections
92
Hubs
~3h
Fastest
~24h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,016
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-1h
San Antonio is 1 hour behind Raleigh/Durham.
RDU: EDT · SAT: CDT

When it's 6:00 PM in Raleigh/Durham, it's 5:00 PM in San Antonio.
Distance & Flight Time
1,223 mi / 1,968 km
Nonstop flight time is approximately 4h 20m.
Getting to RDU

No rail connection exists. GoTriangle Route 100 (RDU Express) runs from the Durham Station Transportation Center and downtown Raleigh to the airport for $2.25; takes 35–50 minutes but service is limited in the evenings and does not run all night.Ride-shares (Uber/Lyft) from downtown Raleigh: $20–30, 20–25 minutes. From Durham: $18–25, 15–20 minutes. Taxis: $30–40. Long-term parking from $7/day in Economy lots with shuttle service. I-40 provides direct access to both Raleigh and Durham.

Facts

RDU–SAT Quick Facts

Key statistics for the Raleigh/Durham to San Antonio route.
Route details
Distance1,223 mi / 1,968 km
Flight time4h 20m
Time difference-1 hour
Airlines (nonstop)1
1-stop connections92 hubs
Origin: RDU
Full nameRaleigh-Durham International Airport
IATA / ICAORDU / KRDU
TimezoneAmerica/New_York
Passengers/yr15.2M
Elevation435 ft / 133 m
Destination: SAT
Full nameSan Antonio International Airport
IATA / ICAOSAT / KSAT
TimezoneAmerica/Chicago
Passengers/yr10.9M
Elevation809 ft / 247 m
FAQ

Frequently Asked Questions

Common questions about RDU to SAT flights.
Nonstop flights from Raleigh-Durham International Airport to San Antonio International Airport take approximately 4h 20m. The route covers 1,223 miles.
1 airline operates nonstop service: Southwest Airlines.
Yes, 1-stop connections are available through ECP, CHA, SAV, FTY, FTW, ISM, NAS, ORL, CHO, AGS, EFD, MLB, DAY, OKC, IND, TYS, LUK, PWK, OPF, BCT, MEM, UOX, APF, TTN, APA, MNZ, CHS, CRP, BHM, SDF, ACY, SRQ, TEB, MDW, MKE, UST, DAB, CVG, MKC, ASE, CLE, SUA, PHF, MLI, BED, PBI, DSM, CUN, BJC, PLS, MSN, PDX, SNA, NUQ, MRY, SMF, SJC, YYZ, HOU, MIA, FLL, JWN, ATL, DCA, IAH, CLT, PHL, STL, IAD, DAL, MCI, MSY, TPA, DFW, MSP, DTW, ORD, SLC, LAS, BNA, MCO, BWI, JFK, MEX, DEN, SAN, BOS, PHX, LAX, SEA, SFO and EWR. These options provide additional schedule flexibility.
San Antonio is 1 hour behind Raleigh/Durham.
Yes, return flights from SAT to RDU are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from RDU to SAT

Raleigh-Durham International Airport (RDU) and San Antonio International Airport (SAT) are connected by nonstop service from Southwest Airlines.

RDU to SAT Flight Duration and Schedule

Nonstop flight time from RDU to SAT ranges from 4 hours 20 minutes. The route covers a distance of 1,223 miles (1,968 km).

Connecting Options and Alternatives

92 one-stop connections are available, with the fastest taking approximately 3 hours via ECP. Two-stop connections are also available via intermediate hubs.