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Cheap flights from San Diego to Houston

40 nonstop flights a week, 6 of them today. Operated by 2 airlines, about 3h 14m in the air, 1,300 mi (2,092 km). Tickets from $60, nonstop from $118.

Flights from San Diego to Houston

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: San Diego to Houston

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from San Diego to Houston

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $60 7 December 2026, with a connection Cheapest nonstop $118 7 December 2026, Southwest Airlines Cheapest month December 2026 tickets from $60

San Diego to Houston at a glance

flight time, from 2h 55m to 7h 37m
3h 14m
straight-line distance
1,300 mi (2,092 km)
flights a week
40
flights today
6
first and last departure
06:15 - 12:50
lowest price, with a connection, 7 December
$60
lowest nonstop price
$118
airlines
2

San Diego to Houston ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: December 2026, tickets from $60. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is November 2026: from $154. The average across months is $107.

San Diego to Houston flight schedule

40 flights a week, 6 today, 47 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 3706
Southwest Airlines
06:15 San Diego International, terminal 1
11:30 William P. Hobby
3h 15m
Sat
Boeing 737
WN 3706
Southwest Airlines
06:35 San Diego International, terminal 1
11:45 William P. Hobby
3h 10m
Sat
Boeing 737-800
UA 1599
United Airlines
06:45 San Diego International, terminal 2
15:08 George Bush Intercontinental, terminal C
6h 23m
Daily
Airbus A320
WN 3706
Southwest Airlines
06:55 San Diego International, terminal 1
12:05 William P. Hobby
3h 10m
Mon, Thu, Fri, Sun
WN 3706
Southwest Airlines
07:10 San Diego International, terminal 1
12:20 William P. Hobby
3h 10m
Mon, Tue, Wed, Thu
Boeing 737-800
UA 2760
United Airlines
08:05 San Diego International, terminal 2
13:22 George Bush Intercontinental, terminal C
3h 17m
Daily
Boeing 737-900
UA 1980
United Airlines
10:16 San Diego International, terminal 2
15:33 George Bush Intercontinental, terminal C
3h 17m
Daily
Boeing 737-900
WN 745
Southwest Airlines
11:55 San Diego International, terminal 1
17:00 William P. Hobby
3h 5m
Sat
Boeing 737-800
UA 2237
United Airlines
12:05 San Diego International, terminal 2
17:22 George Bush Intercontinental, terminal C
3h 17m
Daily
Boeing 737-900
WN 3707
Southwest Airlines
12:50 San Diego International, terminal 1
17:55 William P. Hobby
3h 5m
Mon, Tue, Wed, Thu
Boeing 737-800

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 3959
Southwest Airlines
08:35 San Diego International, terminal 1
14:55 William P. Hobby
4h 20m
Seasonal
Boeing 737
WN 189
Southwest Airlines
09:25 San Diego International, terminal 1
14:35 William P. Hobby
3h 10m
Seasonal
Boeing 737
WN 4613
Southwest Airlines
11:55 San Diego International, terminal 1
17:00 William P. Hobby
3h 5m
Selected dates
Boeing 737
WN 3233
Southwest Airlines
07:55 San Diego International, terminal 1
13:00 William P. Hobby
3h 5m
Seasonal
Boeing 737
UA 2760
United Airlines
08:00 San Diego International, terminal 2
13:17 George Bush Intercontinental, terminal C
3h 17m
Seasonal
Boeing 737-900
UA 1752
United Airlines
11:25 San Diego International, terminal 2
16:42 George Bush Intercontinental, terminal C
3h 17m
Seasonal
Boeing 737
UA 2069
United Airlines
13:20 San Diego International, terminal 2
18:35 George Bush Intercontinental, terminal C
3h 15m
Seasonal
Boeing 737
UA 1980
United Airlines
10:20 San Diego International, terminal 2
15:34 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737
UA 2237
United Airlines
12:11 San Diego International, terminal 2
17:25 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737-900
UA 1752
United Airlines
11:26 San Diego International, terminal 2
16:40 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737
UA 1484
United Airlines
13:20 San Diego International, terminal 2
18:34 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737-900
WN 2093
Southwest Airlines
09:20 San Diego International, terminal 1
16:20 William P. Hobby
5h
Seasonal
WN 3138
Southwest Airlines
12:10 San Diego International, terminal 1
17:10 William P. Hobby
3h
Seasonal
Boeing 737
WN 313
Southwest Airlines
07:30 San Diego International, terminal 1
12:25 William P. Hobby
2h 55m
Seasonal
Boeing 737
WN 2345
Southwest Airlines
08:55 San Diego International, terminal 1
16:50 William P. Hobby
5h 55m
Seasonal
Boeing 737-800
WN 3138
Southwest Airlines
11:40 San Diego International, terminal 1
16:45 William P. Hobby
3h 5m
Seasonal
Boeing 737-800
WN 4432
Southwest Airlines
06:35 San Diego International, terminal 1
11:35 William P. Hobby
3h
Seasonal
Boeing 737
WN 2093
Southwest Airlines
07:30 San Diego International, terminal 1
14:25 William P. Hobby
4h 55m
Seasonal
Boeing 737
WN 4946
Southwest Airlines
10:30 San Diego International, terminal 1
18:05 William P. Hobby
5h 35m
Seasonal
WN 3138
Southwest Airlines
13:10 San Diego International, terminal 1
18:10 William P. Hobby
3h
Seasonal
Boeing 737-800
WN 4432
Southwest Airlines
06:40 San Diego International, terminal 1
11:40 William P. Hobby
3h
Seasonal
Boeing 737-800
UA 2274
United Airlines
07:15 San Diego International, terminal 2
16:52 George Bush Intercontinental, terminal C
7h 37m
Seasonal
Boeing 737-800
UA 1752
United Airlines
12:10 San Diego International, terminal 2
17:24 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737-800
WN 3138
Southwest Airlines
13:45 San Diego International, terminal 1
18:40 William P. Hobby
2h 55m
Seasonal
UA 2756
United Airlines
13:56 San Diego International, terminal 2
19:10 George Bush Intercontinental, terminal C
3h 14m
Seasonal
Boeing 737
WN 4432
Southwest Airlines
08:15 San Diego International, terminal 1
13:15 William P. Hobby
3h
Seasonal
Boeing 737
WN 3061
Southwest Airlines
08:35 San Diego International, terminal 1
15:00 William P. Hobby
4h 25m
Seasonal
WN 3138
Southwest Airlines
13:25 San Diego International, terminal 1
18:20 William P. Hobby
2h 55m
Seasonal
Boeing 737
UA 1980
United Airlines
10:00 San Diego International, terminal 2
15:10 George Bush Intercontinental, terminal C
3h 10m
Seasonal
Boeing 737-900
UA 2756
United Airlines
13:58 San Diego International, terminal 2
19:08 George Bush Intercontinental, terminal C
3h 10m
Seasonal
Boeing 737-900
WN 4767
Southwest Airlines
06:35 San Diego International, terminal 1
11:50 William P. Hobby
3h 15m
Seasonal
Boeing 737
WN 4767
Southwest Airlines
06:15 San Diego International, terminal 1
11:35 William P. Hobby
3h 20m
Seasonal
Boeing 737
WN 3665
Southwest Airlines
13:20 San Diego International, terminal 1
18:30 William P. Hobby
3h 10m
Seasonal
Boeing 737-800
UA 2274
United Airlines
07:20 San Diego International, terminal 2
16:52 George Bush Intercontinental, terminal C
7h 32m
Seasonal
Boeing 737
WN 1762
Southwest Airlines
06:50 San Diego International, terminal 1
12:05 William P. Hobby
3h 15m
Seasonal
Boeing 737
WN 1763
Southwest Airlines
12:05 San Diego International, terminal 1
17:15 William P. Hobby
3h 10m
Seasonal
Boeing 737-800
WN 1762
Southwest Airlines
06:35 San Diego International, terminal 1
11:50 William P. Hobby
3h 15m
Seasonal
WN 3609
Southwest Airlines
13:35 San Diego International, terminal 1
18:50 William P. Hobby
3h 15m
Seasonal
Boeing 737
WN 1762
Southwest Airlines
07:30 San Diego International, terminal 1
12:40 William P. Hobby
3h 10m
Seasonal
Boeing 737
WN 3609
Southwest Airlines
11:35 San Diego International, terminal 1
16:45 William P. Hobby
3h 10m
Seasonal
Boeing 737
WN 1762
Southwest Airlines
07:00 San Diego International, terminal 1
12:15 William P. Hobby
3h 15m
Seasonal
Boeing 737-800
WN 263
Southwest Airlines
06:30 San Diego International, terminal 1
11:55 William P. Hobby
3h 25m
Seasonal
Boeing 737
WN 3453
Southwest Airlines
13:10 San Diego International, terminal 1
18:25 William P. Hobby
3h 15m
Seasonal
Boeing 737
WN 263
Southwest Airlines
06:15 San Diego International, terminal 1
11:50 William P. Hobby
3h 35m
Seasonal
Boeing 737
WN 3453
Southwest Airlines
14:00 San Diego International, terminal 1
19:15 William P. Hobby
3h 15m
Seasonal
Boeing 737
WN 263
Southwest Airlines
06:50 San Diego International, terminal 1
12:15 William P. Hobby
3h 25m
Seasonal
Boeing 737
WN 3453
Southwest Airlines
13:15 San Diego International, terminal 1
18:30 William P. Hobby
3h 15m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season. Houston is 2 hours ahead of San Diego. The search shows seat availability and the price for your date.

Airlines flying San Diego to Houston

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

United Airlines28 a week Southwest Airlines12 a week

Airports

Where flights from San Diego to Houston depart and land

Departure from San Diego

San Diego International SAN

40 flights a week, terminals 1, 2, 2 mi (4 km) from the city centre

About the airport

Arrival in Houston

George Bush Intercontinental IAH

28 flights a week, terminal C, 16 mi (25 km) from the city centre

About the airport
William P. Hobby closest to the centreHOU

12 flights a week, 10 mi (16 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from San Diego to Houston?
A nonstop flight takes 3 hours 14 minutes on average, from 2h 55m to 7h 37m depending on the flight.
How far is Houston from San Diego?
1,300 mi (2,092 km) in a straight line between the cities.
Which airlines fly nonstop from San Diego to Houston?
United Airlines (28 a week) and Southwest Airlines (12 a week).
How many flights a day are there from San Diego to Houston?
6 flights today and 40 a week, about 5.7 a day on average.
When are the first and last flights from San Diego to Houston?
The first departure is at 06:15 (WN3706), the last at 12:50 (WN3707). Local time.
What is the cheapest month to fly from San Diego to Houston?
December 2026: tickets from $60. The most expensive is November 2026, from $154.
What is the cheapest upcoming date to fly from San Diego to Houston?
7 December 2026 (Monday): from $60 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from San Diego to Houston?
Southwest Airlines: nonstop tickets from $118 on 7 December by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between San Diego and Houston?
Houston is 2 hours ahead of San Diego. Schedule times on this page are local to each airport.
Which San Diego airport do flights to Houston leave from?
San Diego International (40 a week).
Which Houston airport is closest to the city centre?
William P. Hobby (HOU), 10 mi (16 km) from the city centre. Others: George Bush Intercontinental 16 mi (25 km).