Direct flights from San Diego to Houston

  • ~8 flights a day
  • United Airlines

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When the nonstops leave

Typical weekly schedule · 54 flights per week (~8 per day) · Updated 136d ago

Most leave in the morning.

Morning before noon 28 a week
6:15 AM 10:13 AM 10:23 AM 11:58 AM
Afternoon noon – 6 PM 26 a week
3:04 PM 3:10 PM 5:00 PM5 days a week 5:15 PM
Evening after 6 PM 0 a week

No nonstop leaves after 6 PM.

United Airlines

More nonstops from San Diego

SAN → SFO San Francisco 4 airlines SAN → SLC Salt Lake City 4 airlines SAN → JFK New York 3 airlines SAN → ORD Chicago 3 airlines SAN → MCO Orlando 2 airlines SAN → MSP Minneapolis 2 airlines SAN → OAK Oakland 2 airlines SAN → RNO Reno 2 airlines IAH → SAN The return trip SAN All nonstops from San Diego IAH All nonstops from Houston

Frequently asked questions

Is there a direct flight from San Diego to Houston?

Yes. United Airlines flies nonstop from San Diego (SAN) to Houston (IAH), several times daily. The flight takes about 3h 11m and covers 1,301 miles (2,093 km). Schedule data from 4 June 2026.

Which airlines fly direct from San Diego to Houston?

United Airlines operates nonstop flights from San Diego to Houston.

How long is the flight from San Diego to Houston?

The nonstop flight from San Diego to Houston takes ~3h 11m (approximately 2093 km).

How often do direct flights operate from San Diego to Houston?

Nonstop flights from San Diego to Houston operate several times daily — 54 flights per week (~8 per day).

What days of the week are there direct flights from San Diego to Houston?

Direct flights from San Diego to Houston operate every day of the week.