Houston to San Diego (IAH-SAN): nonstop flights and who flies them

United Airlines flies nonstop between Houston (IAH) and San Diego (SAN), roughly 57 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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57
Nonstop flights a week
1,301 mi
Nonstop distance
Free
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Houston to San Diego flight schedule

Scheduled nonstop departures for IAH to SAN, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to San Diego (SAN)
Date Flight Airline Departs IAH Arrives SAN Duration Aircraft
UA 2491United Airlines09:3310:553h 22m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1276United Airlines16:2417:463h 22m739
UA 1379United Airlines16:2417:463h 22m739
UA 2690United Airlines18:2919:503h 21m739
UA 1911United Airlines19:5621:243h 28m7M9
UA 2491United Airlines09:3310:553h 22m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1276United Airlines16:2417:463h 22m739
UA 1379United Airlines16:2417:463h 22m739
UA 2690United Airlines18:2919:503h 21m739
UA 1911United Airlines19:5621:243h 28m7M9
UA 2407United Airlines20:0321:243h 21m7M9
UA 2491United Airlines09:3310:553h 22m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1276United Airlines16:2417:463h 22m739
UA 1379United Airlines16:2417:463h 22m739
UA 2690United Airlines18:2919:503h 21m739
UA 1911United Airlines19:5621:243h 28m7M9
UA 2407United Airlines20:0321:243h 21m7M9
UA 2491United Airlines09:3310:553h 22m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1276United Airlines16:2417:463h 22m739
UA 1379United Airlines16:2417:463h 22m739
UA 1911United Airlines19:5621:243h 28m7M9
UA 2407United Airlines20:0321:243h 21m7M9
UA 2491United Airlines09:3310:553h 22m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1379United Airlines16:2417:463h 22m739
UA 1911United Airlines19:5621:253h 29m7M9
UA 2491United Airlines09:3710:583h 21m739
UA 2399United Airlines11:5513:173h 22m7M9
UA 2751United Airlines16:2017:413h 21m7M9
UA 1276United Airlines16:2417:463h 22m739
UA 1379United Airlines16:2417:463h 22m739

Showing the first 40 of 51 scheduled IAH to SAN departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAH to SAN date on the interactive map

The full IAH to SAN nonstop schedule

United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full IAH to SAN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each IAH to SAN departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAH to SAN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Houston to San Diego nonstop

Carriers operating IAH to SAN nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAH to SAN on the interactive map →

Frequently asked questions about IAH to SAN

How far is San Diego from Houston?
IAH to SAN covers about 1,301 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAH to SAN?
United Airlines is currently the only airline flying IAH to SAN nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the IAH to SAN schedule rather than a space claim.
How many flights a week are there from IAH to SAN?
About 57 nonstop flights a week run between Houston and San Diego in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAH to SAN depart?
Scheduled IAH to SAN nonstops in the next 7 days with service leave between 09:33 and 20:03, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on IAH to SAN?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full IAH to SAN nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full IAH to SAN nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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