Your next trip, last seen at €121
Lowest observedFrontier Airlines · 2 stops · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €121, departing 16 Jan 2027 (Last checked: 19 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Breeze Airways, Frontier Airlines, United Airlines
- Typical journey time
- 25h 57m
- Non-stop
- Yes
About this route
Explore the fares we observed from Baltimore to San Antonio. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,280 km
- Typical journey time
- 25h 57m
Route-level information; individual journeys vary.
Published schedules report non-stop service with Southwest Airlines. Check current timetables.
A clearer picture of your fare
Airport to city: straight-line distance
- Baltimore/Washington International Thurgood Marshall Airport (BWI) → Baltimore, city gazetteer reference point (39.2864, -76.6150): ≈ 13 km.
- San Antonio International Airport (SAT) → San Antonio, city gazetteer reference point (29.4241, -98.4936): ≈ 12 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Baltimore to San Antonio: Frontier Airlines, from €121 (checked 19 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €121Jan 16, 2027 | 74 |
| Breeze Airways | €139Jan 7, 2027 | 3 |
| United Airlines | €274Jan 4, 2027 | 6 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Baltimore to San Antonio?
The lowest fare Routavio has observed is €121, found on 19 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Baltimore to San Antonio?
In our observations January 2027 is the cheapest month so far, at €121.
Are there direct flights from Baltimore to San Antonio?
Yes. Published schedules report non-stop flights on this route with Southwest Airlines.
Which airlines fly from Baltimore to San Antonio?
Routavio has seen these carriers on the route: Breeze Airways, Frontier Airlines, United Airlines.
How long does the flight from Baltimore to San Antonio take?
Across the 89 fares Routavio observed, the average journey time is 26h 13m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which airline has the lowest fare from Baltimore to San Antonio?
Cheapest airline from Baltimore to San Antonio: Frontier Airlines, from €121 (checked 19 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 26 Oct 2026