Cheap flights from Houston to San Diego (IAH - SAN)

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The best prices from Houston to San Diego are usually found in January or September, booked 24 days in advance, depart on a Saturday or Tuesday and return on a Saturday

How to find the cheapest flight from
Houston (IAH) to San Diego (SAN)

All the information you need to plan the best IAH to SAN flight in 2021: compare Houston to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
IAH - SAN
Price
$117 - $282
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches

Popular in

June

High demand for flights, 40% potential price rise

Cheapest in

January

Best time to find cheap flights, 31% potential price drop

Round-trip from

$117

From Houston to San Diego

One-way from

$113

One-way flight from Houston to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Houston to San Diego?

Saturday flights are found to be more expensive to fly from Houston to San Diego. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Diego.

How far in advance should I book a flight from Houston to San Diego?

Users have found that booking a flight from Houston to San Diego at least 17 days early can save you up to 27% on average compared to booking a flight this week. If booking 17 days before your flight isn’t an option for you, users have found flights from Houston to San Diego for as little as $73 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $98 for flights departing within the next 3 days.

What is the cheapest month to fly from Houston to San Diego?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, July can be a great choice for travel to San Diego. Flights to San Diego from Houston in July are about $80 on average during July, but can be found for as low as $44.

When is the cheapest time to fly from Houston to San Diego (IAH - SAN)?

Unlike at noon, when flights are generally more expensive, you can save up to 50% on flights from Houston to San Diego by exploring options for tickets in the evening.

Cheap flights from Houston to San Diego in May, June 2021

The best prices found for IAH to SAN flights for May, June
17 May - 19 May
$141pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
24 May - 26 May
$144pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
17 May - 24 May
$152pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Houston to San Diego 2021 flight deals

Cheap flights to San Diego from Houston found for this year
17 May - 19 May
$141pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
14 Jul - 21 Jul
$142pp
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
24 May - 26 May
$144pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

Non-stop flights to San Diego from Houston

Save time with Houston to San Diego direct flight deals
14 Jul - 21 Jul
$142pp
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
7 Jul - 12 Jul
$154pp
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl
17 Sep - 20 Sep
$163pp
IAH
Houston George Bush Intcntl
Spirit Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
Spirit Airlines
Non-Stop
IAH
Houston George Bush Intcntl

Last minute flights from Houston to San Diego

Late deals on round-trip flights to San Diego from Houston, departing today and this week
17 May - 19 May
$141pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
17 May - 24 May
$152pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
18 May - 19 May
$171pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

One-way flights to San Diego from Houston

The cheapest one-way flights from Houston to San Diego
4:40 pm - 6:15 am
Spirit Airlines
1 Stop
15h 35m
IAH - SAN
Spirit Airlines
$113
Travelocity
4:25 pm - 5:34 pm
United Airlines
Nonstop
3h 09m
IAH - SAN
United Airlines
$119
United
2:00 am - 12:44 pm
Multiple Airlines
1 Stop
12h 44m
IAH - SAN
Multiple Airlines
$123
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Houston</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From Houston to San Diego

Are flight prices decreasing from Houston to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Houston and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Houston George Bush Intcntl to San Diego have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Houston George Bush Intcntl to San Diego that may be offering flexible cancellation policies are Spirit Airlines, United Airlines, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What airports do I use to fly from Houston to San Diego?

Booking a flight from Houston George Bush Intcntl (IAH) to San Diego (SAN) is your only option if you wish to fly from Houston to San Diego. On a typical day, there are 4 flights from George Bush Intcntl to San Diego, all of which are around 3h 07m for a nonstop flight. You can also purchase a plane ticket from 6 airlines when you book a flight from George Bush Intcntl to San Diego.

Can I find flights from Houston to San Diego for under $200 on Cheapflights?

Yes, there are multiple flights from Houston to San Diego for under $200. The cheapest flight booked recently is on Frontier for just $141, but on average you can expect to pay $164.

Are there nonstop flights from Houston to San Diego for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Houston to San Diego under $200. A good price for a nonstop flight from Houston to San Diego is less than $182.

Are there last-minute flights available from Houston to San Diego for under $200?

There are currently 20+ open flights from Houston to San Diego within the next 7 days for less than $200.

What days are nonstop flights available from Houston to San Diego?

Days when nonstop flights are available for this flight are: Sunday, Monday, Saturday.

How popular is this flight route?

The Houston George Bush Intcntl to San Diego flight path was viewed by 358 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from Houston to San Diego on average per day?

On average 6 flights depart from Houston George Bush Intcntl to San Diego per day.
Evening (6pm - Midnight) - 100% of flight departures

Does it rain more in Houston or San Diego?

The rainfall in Houston is generally less than the rainfall in San Diego. This will continue over the next 12 days.

Is Houston weather warmer or cooler than San Diego?

With an average temperature of 86 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Diego are colder than in Houston.

How long is the flight from Houston to San Diego?

There are many flights that can get you from Houston to San Diego in 3h 17m. Fly via Spirit Airlines to get the fastest option. The distance between Houston and San Diego is about 1307 mi. All flights are typically nonstop.

What are the cheapest airlines flying from Houston to San Diego round-trip?

Frontier, at $141, was found to be the cheapest airline from Houston to San Diego. An alternate airline flying to your destination would be Spirit Airlines. These flights start at 17% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Houston to San Diego one-way?

One-way options have recently been found by users for as low as $58 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $68 and United Airlines from $119 one-way.

Alternative routes for Houston to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from Houston to San Diego.
Flight duration
3h 17m
Average temperature for May in San Diego
71.6 °F
Avg rainfall for May in San Diego
0.2 ″

Airports servicing Houston

Airports servicing San Diego

Top 5 airlines flying from Houston to San Diego

The chart below displays the airlines Cheapflights users traveling from Houston to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$63 $171 No cancel fee 65%
American Airlines
$61 $176 No cancel fee 71%
Frontier
$103 $191 No cancel fee 62%
Delta
$102 $214 No cancel fee N/A
United Airlines
$86 $288 No cancel fee 69%

Hourly flight availability from Houston to San Diego

See what time of day planes typically take off from Houston towards San Diego.
Morning 6 AM to noon 50% of IAH to SAN departures
Evening 6 PM to midnight 27% of IAH to SAN departures
Afternoon Noon to 6 PM 22% of IAH to SAN departures
Early morning Midnight to 6 AM 1% of IAH to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Houston to San Diego
See how many times per day planes take to the skies headed from Houston to San Diego.
Sunday
2 daily flights
Monday
4 daily flights
Tuesday
5 daily flights
Wednesday
5 daily flights
Thursday
4 daily flights
Friday
4 daily flights
Saturday
4 daily flights
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