A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
| Route / flight | Departure | Cabin | Book with | Points | Fees (USD) | Seats seen | Observed (UTC) |
|---|---|---|---|---|---|---|---|
| STL → SAN UA1257 | Economy | Virgin Australia | 19,000 | $9.00 | 9 |
Did you mean Flights from San Diego to St Louis?
St Louis
United StatesSTL
Lambert St Louis International Airport
San Diego
United StatesSAN
San Diego International Airport
Lambert St Louis International Airport (STL) serves St Louis; San Diego International Airport (SAN) serves San Diego.
The airports are 1,554 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from STL to SAN.
Marketing airlines listed in the current schedule, including codeshare sellers, are United Airlines (UA) and Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 1, 2026 – Sep 7, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Airline alliance affiliations represented: Star Alliance
Lambert St Louis International Airport (STL) is the origin airport and San Diego International Airport (SAN) is the destination airport.
STL and SAN are approximately 1,554 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from STL to SAN.
Marketing airlines listed in the current schedule, including codeshare sellers, are United Airlines (UA) and Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Airbus A319 (319), Airbus A320 (320), Boeing 737-800 (738), Boeing 737-800 Winglets (73H), Boeing 737 MAX 8 (7M8), 7S7 and JET.