Your next trip, last seen at €85
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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.
- Lowest observed
- €85, departing 7 Nov 2026 (Last checked: 9 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 10Check live prices for this route
- Airlines seen
- United Airlines, American Airlines, Frontier Airlines
- Reported fastest flight
- 3h 20m
- Non-stop
- Yes
About this route
Explore the fares we observed from Houston to San Diego. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,092 km
- Reported fastest flight
- 3h 20m
- Airlines seen
- United Airlines, American Airlines, Frontier Airlines
- Alternative airports
- HOU, CLD
Route-level information; individual journeys vary.
Published schedules report non-stop service with United Airlines, Southwest Airlines. Check current timetables.
A clearer picture of your fare
Airport to city: straight-line distance
- William P. Hobby Airport (HOU) → Houston, city gazetteer reference point (29.7628, -95.3831): ≈ 17 km.
- George Bush Intercontinental Airport (IAH) → Houston, city gazetteer reference point (29.7628, -95.3831): ≈ 25 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 Houston to San Diego by days until departure (8 to 30 days): €85 (checked 9 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €85 | 6 |
| 31 to 60 days | €105 | 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 Houston to San Diego?
The lowest fare we have observed is €85, found on 9 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Houston to San Diego?
In our observations November 2026 is the cheapest month so far, at €85.
Are there direct flights from Houston to San Diego?
Yes. We have seen non-stop flights on this route, flown by United Airlines, Southwest Airlines.
Which airlines fly from Houston to San Diego?
These are the carriers we have seen on the route: United Airlines, American Airlines, Frontier Airlines.
How many of the observed Houston to San Diego fares were non-stop?
9 of the 10 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
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Recently observed fares. Prices may change.
Last checked: 9 Oct 2026