Customer Support

Flight INFO & United Airlines(UA) flights from San Diego to Houston

Cheapest one-way flight price$42
Cheapest round-trip ticket price$231
Off-season for travelMarch
Peak season for travelDecember
Flight distance2,105.7 km
Average flight time5 hours 23 minutes
Popular airlineUnited Airlines
📱 eSIM, SIM & WiFi Deals
Grab cheap eSIMs, SIMs, and portable WiFi. Stay connected anywhere!
🔥 Travel Discounts Worldwide
Find latest hot deals on flights, hotels, attractions, and more across different regions!
🚆 Hot Transportation Deals
Get up to 10% OFF Coupon on train tickets in many countries!
Check out weekly flight deals & save big!
Save 8% on car rentals
🎡 Attractions & Discounted Tickets
Enjoy deals on tickets to popular attractions around the globe. Explore more for less! 🎟️

Book United Airlines(UA) flights from San Diego to Houston

  • One way
  • Round-trip
      • direct cheapest
        SAN15:10
        3h 12m
        Nonstop
        IAH20:22
        San Diego - Houston|Wed, May 7|United Airlines
        US$117US$241
        51% OFF
        51% OFF
        US$241US$117

      • SAN17:48
        3h 12m
        Nonstop
        IAH23:00
        San Diego - Houston|Wed, Apr 9|United Airlines
        US$122US$241
        49% OFF
        49% OFF
        US$241US$122

      • SAN17:48
        3h 12m
        Nonstop
        IAH23:00
        San Diego - Houston|Sun, Apr 27|United Airlines
        US$138US$241
        43% OFF
        43% OFF
        US$241US$138

      • SAN15:05
        3h 12m
        Nonstop
        IAH20:17
        San Diego - Houston|Thu, Apr 3|United Airlines
        US$138
        US$138

      • SAN15:05
        3h 12m
        Nonstop
        IAH20:17
        San Diego - Houston|Mon, Apr 28|United Airlines
        US$138
        US$138

      • SAN15:05
        3h 12m
        Nonstop
        IAH20:17
        San Diego - Houston|Wed, Apr 2|United Airlines
        US$206
        US$206

      • SAN06:15
        3h 18m
        Nonstop
        IAH11:33
        San Diego - Houston|Sun, Apr 20|United Airlines
        US$206
        US$206

      • SAN17:43
        3h 9m
        Nonstop
        IAH22:52
        San Diego - Houston|Mon, Mar 24|United Airlines
        US$207
        US$207

      • SAN10:26
        3h 14m
        Nonstop
        IAH15:40
        San Diego - Houston|Tue, Apr 1|United Airlines
        US$207
        US$207

      • SAN15:10
        3h 12m
        Nonstop
        IAH20:22
        San Diego - Houston|Mon, May 5|United Airlines
        US$209
        US$209

      • SAN12:13
        3h 12m
        Nonstop
        IAH17:25
        San Diego - Houston|Thu, Apr 17|United Airlines
        US$211
        US$211

      • SAN17:48
        3h 12m
        Nonstop
        IAH23:00
        San Diego - Houston|Fri, Apr 4|United Airlines
        US$212
        US$212

      • SAN17:48
        3h 12m
        Nonstop
        IAH23:00
        San Diego - Houston|Wed, Apr 23|United Airlines
        US$212
        US$212

      • SAN06:15
        3h 25m
        Nonstop
        IAH11:40
        San Diego - Houston|Mon, Jun 2|United Airlines
        US$213
        US$213

      • SAN06:15
        3h 18m
        Nonstop
        IAH11:33
        San Diego - Houston|Thu, May 1|United Airlines
        US$213
        US$213

      • SAN15:10
        3h 12m
        Nonstop
        IAH20:22
        San Diego - Houston|Thu, May 15|United Airlines
        US$213
        US$213

      • SAN06:15
        3h 25m
        Nonstop
        IAH11:40
        San Diego - Houston|Mon, May 26|United Airlines
        US$214
        US$214

      • SAN06:15
        3h 25m
        Nonstop
        IAH11:40
        San Diego - Houston|Tue, May 27|United Airlines
        US$214
        US$214

      • SAN06:15
        3h 25m
        Nonstop
        IAH11:40
        San Diego - Houston|Wed, May 28|United Airlines
        US$214
        US$214

      • SAN12:13
        3h 12m
        Nonstop
        IAH17:25
        San Diego - Houston|Mon, Apr 7|United Airlines
        US$214
        US$214

      • SAN06:15
        3h 18m
        Nonstop
        IAH11:33
        San Diego - Houston|Tue, May 6|United Airlines
        US$215
        US$215

      • SAN06:15
        3h 18m
        Nonstop
        IAH11:33
        San Diego - Houston|Thu, May 8|United Airlines
        US$215
        US$215

      • SAN17:43
        3h 9m
        Nonstop
        IAH22:52
        San Diego - Houston|Thu, Mar 27|United Airlines
        US$215
        US$215

      • SAN10:16
        3h 24m
        Nonstop
        IAH15:40
        San Diego - Houston|Fri, May 30|United Airlines
        US$216
        US$216

      • SAN12:17
        3h 8m
        Nonstop
        IAH17:25
        San Diego - Houston|Tue, Mar 25|United Airlines
        US$216
        US$216

      • SAN10:16
        3h 24m
        Nonstop
        IAH15:40
        San Diego - Houston|Thu, May 29|United Airlines
        US$218
        US$218

      • SAN06:15
        3h 18m
        Nonstop
        IAH11:33
        San Diego - Houston|Tue, Apr 15|United Airlines
        US$219
        US$219

      • SAN12:13
        3h 12m
        Nonstop
        IAH17:25
        San Diego - Houston|Tue, Apr 8|United Airlines
        US$219
        US$219

      • SAN18:00
        14h 45m
        2 stops
        IAH10:45
        San Diego - Houston|Thu, Apr 24|United Airlines
        US$119
        US$119

      • SAN07:09
        12h 18m
        1 stop
        IAH21:27
        San Diego - Houston|Wed, Apr 16|United Airlines
        US$200
        US$200

      • SAN1:00 PM
        3h 5m
        Nonstop
        HOU2:00 PM
        San Diego - Houston|Sat, Mar 29|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

📱 eSIM, SIM & WiFi Deals
Grab cheap eSIMs, SIMs, and portable WiFi. Stay connected anywhere!
🔥 Travel Discounts Worldwide
Find latest hot deals on flights, hotels, attractions, and more across different regions!
🚆 Hot Transportation Deals
Get up to 10% OFF Coupon on train tickets in many countries!
Check out weekly flight deals & save big!
Save 8% on car rentals
🎡 Attractions & Discounted Tickets
Enjoy deals on tickets to popular attractions around the globe. Explore more for less! 🎟️

United Airlines(UA) flights from San Diego to Houston & Flight Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2270

    United Airlines

    07:00

    SAN

    2.4h

    10:23

    DEN

    -M---F-
    Search

  2. F94856

    Frontier Airlines

    20:01

    DEN

    2.4h

    23:25

    IAH

    SMTWTFS

  3. UA2140

    United Airlines

    10:00

    SAN

    3.2h

    Nonstop

    15:10

    IAH

    SMTWTFS
    Search

  4. UA1972

    United Airlines

    12:17

    SAN

    3.1h

    Nonstop

    17:25

    IAH

    SMTWTFS
    Search

  5. UA1998

    United Airlines

    15:15

    SAN

    3.1h

    Nonstop

    20:24

    IAH

    SMTWTFS
    Search

  6. UA1497

    United Airlines

    17:42

    SAN

    3.2h

    Nonstop

    22:52

    IAH

    SM-W---
    Search

  7. UA2683

    United Airlines

    17:43

    SAN

    3.1h

    Nonstop

    22:52

    IAH

    S--WT-S
    Search

United Airlines(UA) flights from San Diego to Houston Flight Booking FAQ

  • When are flight tickets from San Diego (SAN) to Houston (HOU) the cheapest?

    Airlines adjust prices for flights from San Diego to Houston based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from San Diego (SAN) to Houston (HOU) cost?

    According to Trip.com's data, the lowest price is around $381.

  • How long does it take to fly from San Diego (SAN) to Houston (HOU) and what is the distance?

    It takes around 5 hours 23 minutes to fly from San Diego (SAN) to Houston (HOU).

  • What are the most popular airlines that fly from San Diego (SAN) to Houston (HOU)?

    Airlines with flights from San Diego (SAN) to Houston (HOU): Emirates, Southwest Airlines and United Airlines.
Trip.com
>
Flights
>
Recommended Airlines Flying Between These Cities
>
United Airlines(UA) flights from San Diego to Houston

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.