Cheap flights from San Diego to Houston

Flights overview

Useful information for finding cheap flights from San Diego to Houston and booking your next trip
Cheapest round-trip flights$227
United1 stop17 hrSat, May 9 — Sun, May 10
The cheapest round-trip flight from San Diego to Houston is currently $227
Cheapest one-way flight$115
Frontier1 stop7 hrSat, Apr 18
The cheapest one-way flight from San Diego to Houston is currently $115
Cheapest nonstop flights$397
SouthwestNonstop4 hrThu, Apr 9 — Mon, Apr 13
The cheapest nonstop round-trip flight from San Diego to Houston is currently $397
Last-minute weekend getaway$400
Frontier1 stop17 hrThu, Mar 19 — Sun, Mar 22
The cheapest last-minute weekend getaway from San Diego to Houston is currently $400
Cheapest business class flights$468
Frontier1 stop17 hrThu, Apr 23 — Mon, Apr 27
The cheapest business class round-trip flight from San Diego to Houston is currently $468
Fastest flight2 hr 55 minThe fastest nonstop flight from San Diego to Houston takes 2 hr 55 min
Nonstop flightsEvery dayThere are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from San Diego to Houston is typically December. The most expensive month to fly is typically March.
January
Prices in January are usually between $180 and $370.

Popular airlines from San Diego to Houston

  • Southwest
    Nonstop
    from $353
    Typical price: $335–630
    19 weekly nonstop flights
    SAN - HOUEvery day
    2313 weekly connecting flights
    SAN - HOUEvery day
  • United
    Nonstop
    from $227
    Typical price: $300–530
    35 weekly nonstop flights
    SAN - IAHEvery day
    374 weekly connecting flights
    SAN - IAHEvery day
  • American
    from $403
    Typical price: $350–730
    474 weekly connecting flights
    SAN - HOU, IAHEvery day
  • Delta
    from $437
    Typical price: $380–790
    178 weekly connecting flights
    SAN - HOU, IAHEvery day
  • Frontier
    from $230
    Typical price: $190–385
    22 weekly connecting flights
    SAN - IAHEvery day
  • Alaska
    from $437
    Typical price: $395–820
    21 weekly connecting flights
    SAN - IAHEvery day

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San DiegoUnited States10 min2 mi
  • Tijuana International Airport (TIJ)
    TijuanaMexico37 min16 mi
  • Los Angeles International Airport (LAX)
    Los AngelesUnited States2 hr 1 min111 mi
  • John Wayne Airport (SNA)
    Santa AnaUnited States1 hr 21 min78 mi

Popular airports near Houston

  • George Bush Intercontinental Airport (IAH)
    HoustonUnited States22 min16 mi
  • William P. Hobby Airport (HOU)
    HoustonUnited States22 min9 mi
  • Dallas Fort Worth International Airport (DFW)
    DallasUnited States3 hr 51 min237 mi
  • Austin-Bergstrom International Airport (AUS)
    AustinUnited States2 hr 26 min140 mi

Frequently asked questions about flying from San Diego to Houston

The cheapest flights from San Diego to Houston are usually in December. Typical ticket prices in December range from $145 to $455.
The cheapest round-trip flight from San Diego to Houston recently found on Google Flights was with United from $227. The cheapest one-way flight was with Frontier from $115.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Houston is $353, flying from May 9 to May 11.
  • The cheapest United flight from San Diego to Houston is $227, flying from May 9 to May 10.
  • The cheapest American flight from San Diego to Houston is $403, flying from May 2 to May 4.
  • The cheapest Delta flight from San Diego to Houston is $437, flying from May 14 to May 18.
  • The cheapest Frontier flight from San Diego to Houston is $230, flying from May 7 to May 10.
  • The cheapest Alaska flight from San Diego to Houston is $437, flying from Jun 4 to Jun 8.
The cheapest round-trip flight from San Diego to Houston starts at $227 from Sat, May 9 to Sun, May 10. The cheapest one-way flight starts at $115 and departs on Sat, Apr 18.
2 hr 55 min is the shortest flight time from San Diego to Houston.
Most visitors explore Houston May–Aug when the days are hot and humid. Winters (Nov–Feb) tend to be mild. Local events include the Martin Luther King, Jr., Grande Parade (Jan) and the Houston Livestock Show & Rodeo (Mar).
It's easy to use Google Flights to find the cheapest days to fly from San Diego to Houston.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from San Diego to Houston really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Diego to Houston.

In terms of nonstop flights, United is the most popular. United offers 35 nonstop flights and 374 connecting flights per week. United flies from San Diego International Airport (SAN) to George Bush Intercontinental Airport (IAH).

In terms of flights, Southwest is the most popular. Southwest offers 19 nonstop flights and 2,313 connecting flights per week. Southwest flies from San Diego International Airport (SAN) to William P. Hobby Airport (HOU).

Other popular airlines flying from San Diego to Houston are:
  • American offers 474 connecting flights per week. American flies from San Diego International Airport (SAN) to William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH).
  • Delta offers 178 connecting flights per week. Delta flies from San Diego International Airport (SAN) to William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH).
  • Frontier offers 22 connecting flights per week. Frontier flies from San Diego International Airport (SAN) to George Bush Intercontinental Airport (IAH).
  • Alaska offers 21 connecting flights per week. Alaska flies from San Diego International Airport (SAN) to George Bush Intercontinental Airport (IAH).
The number of connecting flights refers to distinct flights with at least one stop between San Diego and Houston.
The cheapest round-trip flight from San Diego to Houston recently found on Google Flights was with United from $227. The cheapest one-way flight was with Frontier from $115.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from San Diego to Houston is $353, flying from May 9 to May 11.
  • The cheapest United flight from San Diego to Houston is $227, flying from May 9 to May 10.
  • The cheapest American flight from San Diego to Houston is $403, flying from May 2 to May 4.
  • The cheapest Delta flight from San Diego to Houston is $437, flying from May 14 to May 18.
  • The cheapest Frontier flight from San Diego to Houston is $230, flying from May 7 to May 10.
  • The cheapest Alaska flight from San Diego to Houston is $437, flying from Jun 4 to Jun 8.
Southwest and United fly direct from San Diego to Houston.
  • There are 19 Southwest direct flights from San Diego to Houston per week. Flights are available every day.
  • There are 35 United direct flights from San Diego to Houston per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between San Diego and Houston at price $400 is offered by Frontier from Thu, Mar 19 to Sun, Mar 22.
Southwest and United fly direct from San Diego to Houston.
  • There are 19 Southwest direct flights from San Diego to Houston per week. Flights are available every day.
  • There are 35 United direct flights from San Diego to Houston per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from San Diego to Houston on a daily basis.
The cheapest direct (nonstop) round-trip flights between San Diego and Houston start at $397 from Thu, Apr 9 to Mon, Apr 13 with Southwest.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Diego to Houston, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between San Diego and Houston start at $468 from Thu, Apr 23 to Mon, Apr 27 with Frontier.
The cheapest economy class round-trip flights between San Diego and Houston start at $227 from Sat, May 9 to Sun, May 10.
To book business class trips from San Diego to Houston, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between San Diego and Houston starts at $400 from Thu, Mar 19 to Sun, Mar 22 with Frontier.
The cheapest last-minute deal between San Diego and Houston at price $400 is offered by Frontier from Thu, Mar 19 to Sun, Mar 22.
To find last-minute flight deals from San Diego to Houston, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

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