Baltimore to San Diego flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Baltimore to San Diego is €129 (checked on 29 Oct 2026).
Your next trip, last seen at €129
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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
- €129, departing 13 Nov 2026 (Last checked: 29 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 12Check live prices for this route
- Non-stop, one way
- €201, departing 12 Nov 2026 (Last checked: 29 Oct 2026)
- Airlines seen
- Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines
- Reported fastest flight
- 5h 35m
- Non-stop
- Yes
About this route
Explore the fares we observed from Baltimore to San Diego. Prices move often, so pick your dates to see the latest options.
- Route distance
- 3,688 km
- Reported fastest flight
- 5h 35m
- Alternative airports
- CLD
Route-level information; individual journeys vary.
Published schedules report non-stop service with Southwest Airlines. Check current timetables.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
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 Diego International Airport (SAN) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 4 km.
- McClellan-Palomar Airport (CLD) → San Diego, city gazetteer reference point (32.7153, -117.1573): ≈ 47 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 fare by days before departure
Lowest fare from Baltimore to San Diego by days until departure (8 to 30 days): €129 (checked 29 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €183 | 8 |
| 8 to 30 days | €129 | 4 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Frequently asked
How much is a flight from Baltimore to San Diego?
The lowest fare Routavio has observed is €129, found on 29 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 Diego?
In our observations November 2026 is the cheapest month so far, at €129.
Are there direct flights from Baltimore to San Diego?
Yes. Published schedules report non-stop flights on this route with Southwest Airlines.
Which airlines fly from Baltimore to San Diego?
Routavio has seen these carriers on the route: Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines.
How many of the observed Baltimore to San Diego fares were non-stop?
4 of the 15 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How much is a non-stop flight from Baltimore to San Diego?
Cheapest non-stop one-way fare: €201, departing 12 Nov 2026 (checked 29 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.