Cheap flights from Houston to San Diego

Flights overview

Useful information for finding cheap flights from Houston to San Diego and booking your next trip
Cheapest round-trip flightsHK$996
Frontier1 stop18 hrSat, Feb 21 — Sat, Feb 28
The cheapest round-trip flight from Houston to San Diego is currently HK$996
Cheapest one-way flightHK$498
Frontier1 stop10 hrWed, Jan 21
The cheapest one-way flight from Houston to San Diego is currently HK$498
Cheapest nonstop flightsHK$3,260
SouthwestNonstop4 hrThu, Jan 22 — Wed, Jan 28
The cheapest nonstop round-trip flight from Houston to San Diego is currently HK$3,260
Last-minute weekend getawayHK$3,440
Frontier1 stop29 hrFri, Dec 26 — Sun, Dec 28
The cheapest last-minute weekend getaway from Houston to San Diego is currently HK$3,440
Cheapest business class flightsHK$6,660
United1 stop14 hrMon, Feb 23 — Tue, Mar 3
The cheapest business class round-trip flight from Houston to San Diego is currently HK$6,660
Fastest flight3 hr 25 minThe fastest nonstop flight from Houston to San Diego takes 3 hr 25 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 Houston to San Diego is typically February. The most expensive month to fly is typically December.
February
Cheapest
Typical prices: HK$970–1,700
December
Most expensive
Typical prices: HK$1,600–3,500

Popular airlines from Houston to San Diego

  • Southwest
    Nonstop
    from HK$2,278
    Typical price: HK$2,650–5,100
    21 weekly nonstop flights
    HOU - SANEvery day
    2490 weekly connecting flights
    HOU - SANEvery day
  • United
    Nonstop
    from HK$2,356
    Typical price: HK$2,400–4,050
    32 weekly nonstop flights
    IAH - SANEvery day
    413 weekly connecting flights
    IAH - SANEvery day
  • American
    from HK$2,860
    Typical price: HK$2,750–5,800
    484 weekly connecting flights
    HOU, IAH - SANEvery day
  • Delta
    from HK$3,411
    Typical price: HK$2,950–5,900
    176 weekly connecting flights
    HOU, IAH - SANEvery day
  • Frontier
    from HK$996
    Typical price: HK$1,350–2,850
    22 weekly connecting flights
    IAH - SANEvery day
  • Alaska
    from HK$2,288
    Typical price: HK$3,150–6,800
    21 weekly connecting flights
    IAH - SANEvery day

Popular airports near Houston

  • George Bush Intercontinental Airport (IAH)
    HoustonUnited States22 min25 km
  • William P. Hobby Airport (HOU)
    HoustonUnited States23 min15 km
  • Dallas Fort Worth International Airport (DFW)
    DallasUnited States3 hr 52 min382 km
  • Austin-Bergstrom International Airport (AUS)
    AustinUnited States2 hr 28 min226 km

Popular airports near San Diego

  • San Diego International Airport (SAN)
    San DiegoUnited States11 min3 km
  • Tijuana International Airport (TIJ)
    TijuanaMexico37 min26 km
  • Los Angeles International Airport (LAX)
    Los AngelesUnited States2 hr 3 min178 km
  • John Wayne Airport (SNA)
    Santa AnaUnited States1 hr 23 min125 km

Frequently asked questions about flying from Houston to San Diego

The cheapest flights from Houston to San Diego are usually in February. Typical ticket prices in February range from HK$970 to HK$1,700.
The cheapest round-trip flight from Houston to San Diego recently found on Google Flights was with Frontier from HK$996. The cheapest one-way flight was with Frontier from HK$498.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Houston to San Diego is HK$2,278, flying from Jan 26 to Feb 3.
  • The cheapest United flight from Houston to San Diego is HK$2,356, flying from Jan 22 to Jan 28.
  • The cheapest American flight from Houston to San Diego is HK$2,860, flying from Jan 17 to Jan 23.
  • The cheapest Delta flight from Houston to San Diego is HK$3,411, flying from Jan 22 to Jan 28.
  • The cheapest Frontier flight from Houston to San Diego is HK$996, flying from Feb 21 to Feb 28.
  • The cheapest Alaska flight from Houston to San Diego is HK$2,288, flying from Jan 24 to Jan 31.
The cheapest round-trip flight from Houston to San Diego starts at HK$996 from Sat, Feb 21 to Sat, Feb 28. The cheapest one-way flight starts at HK$498 and departs on Wed, Jan 21.
3 hr 25 min is the shortest flight time from Houston to San Diego.
Jun–Aug is when most people visit San Diego, where the weather's temperate year-round. Beaches are less crowded Dec–Feb, which bring cooler temperatures but brighter sun. Whale-watching season is from mid-Dec–mid-Mar. Major annual events include Comic-Con International (Jul), a massive comic book convention with workshops and film screenings. Fleet Week (autumn) is a large military appreciation event featuring Navy ship tours, an air show and more.
It's easy to use Google Flights to find the cheapest days to fly from Houston to San Diego.
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 Houston to San Diego 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 Houston to San Diego.

In terms of nonstop flights, United is the most popular. United offers 32 nonstop flights and 413 connecting flights per week. United flies from George Bush Intercontinental Airport (IAH) to San Diego International Airport (SAN).

In terms of flights, Southwest is the most popular. Southwest offers 21 nonstop flights and 2,490 connecting flights per week. Southwest flies from William P. Hobby Airport (HOU) to San Diego International Airport (SAN).

Other popular airlines flying from Houston to San Diego are:
  • American offers 484 connecting flights per week. American flies from William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH) to San Diego International Airport (SAN).
  • Delta offers 176 connecting flights per week. Delta flies from William P. Hobby Airport (HOU), George Bush Intercontinental Airport (IAH) to San Diego International Airport (SAN).
  • Frontier offers 22 connecting flights per week. Frontier flies from George Bush Intercontinental Airport (IAH) to San Diego International Airport (SAN).
  • Alaska offers 21 connecting flights per week. Alaska flies from George Bush Intercontinental Airport (IAH) to San Diego International Airport (SAN).
The number of connecting flights refers to distinct flights with at least one stop between Houston and San Diego.
The cheapest round-trip flight from Houston to San Diego recently found on Google Flights was with Frontier from HK$996. The cheapest one-way flight was with Frontier from HK$498.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest Southwest flight from Houston to San Diego is HK$2,278, flying from Jan 26 to Feb 3.
  • The cheapest United flight from Houston to San Diego is HK$2,356, flying from Jan 22 to Jan 28.
  • The cheapest American flight from Houston to San Diego is HK$2,860, flying from Jan 17 to Jan 23.
  • The cheapest Delta flight from Houston to San Diego is HK$3,411, flying from Jan 22 to Jan 28.
  • The cheapest Frontier flight from Houston to San Diego is HK$996, flying from Feb 21 to Feb 28.
  • The cheapest Alaska flight from Houston to San Diego is HK$2,288, flying from Jan 24 to Jan 31.
Southwest and United fly direct from Houston to San Diego.
  • There are 21 Southwest direct flights from Houston to San Diego per week. Flights are available every day.
  • There are 32 United direct flights from Houston to San Diego 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 Houston and San Diego at price HK$3,440 is offered by Frontier from Fri, Dec 26 to Sun, Dec 28.
Southwest and United fly direct from Houston to San Diego.
  • There are 21 Southwest direct flights from Houston to San Diego per week. Flights are available every day.
  • There are 32 United direct flights from Houston to San Diego 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 Houston to San Diego on a daily basis.
The cheapest direct (nonstop) round-trip flights between Houston and San Diego start at HK$3,260 from Thu, Jan 22 to Wed, Jan 28 with Southwest.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Houston to San Diego, 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 Houston and San Diego start at HK$6,660 from Mon, Feb 23 to Tue, Mar 3 with United.
The cheapest economy class round-trip flights between Houston and San Diego start at HK$996 from Sat, Feb 21 to Sat, Feb 28.
To book business class trips from Houston to San Diego, 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 Houston and San Diego starts at HK$3,440 from Fri, Dec 26 to Sun, Dec 28 with Frontier.
The cheapest last-minute deal between Houston and San Diego at price HK$3,440 is offered by Frontier from Fri, Dec 26 to Sun, Dec 28.
To find last-minute flight deals from Houston to San Diego, 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

Popular trips from Houston

  1. Miami
    HK$441
    Jan 12 — Jan 20
    Nonstop2 hr 26 minSpirit
  2. Los Angeles
    HK$483
    Jan 17 — Jan 24
    Nonstop3 hr 57 minFrontier
  3. Tokyo
    HK$5,114
    Mar 1 — Mar 8
    Nonstop13 hr 55 minZIPAIR Tokyo
  4. Vancouver
    HK$1,229
    Jan 12 — Jan 21
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