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Cheap flights from San Diego to Houston from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Houston departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:36 pm - 12:48 am
SAN
-
IAH
10h 12m
1 stop
Frontier Logo
12:57 pm - 5:40 pm
IAH
-
SAN
6h 43m
1 stop
$182Frontier
Mon, May 4 - Mon, May 11
Frontier Logo
6:30 am - 2:33 pm
SAN
-
IAH
30h 03m
2 stops
Frontier Logo
9:36 pm - 7:35 pm
IAH
-
SAN
23h 59m
1 stop
$186Frontier
Sun, Feb 22 - Sun, Mar 1
Frontier Logo
9:18 pm - 10:01 pm
SAN
-
IAH
22h 43m
1 stop
Frontier Logo
10:56 pm - 9:14 pm
IAH
-
SAN
24h 18m
1 stop
$189Frontier
Fri, Mar 6 - Mon, Mar 9
Multiple Airlines Logo
9:45 pm - 1:48 pm
SAN
-
IAH
14h 03m
1 stop
Multiple Airlines Logo
6:15 am - 1:57 pm
IAH
-
SAN
33h 42m
2 stops
$190Multiple Airlines
Fri, Feb 6 - Sun, Feb 8
Frontier Logo
8:00 am - 7:14 pm
SAN
-
IAH
9h 14m
2 stops
Frontier Logo
9:36 pm - 7:25 pm
IAH
-
SAN
23h 49m
1 stop
$191Frontier
Tue, Feb 10 - Sat, Feb 14
Multiple Airlines Logo
9:58 pm - 2:45 pm
SAN
-
IAH
14h 47m
1 stop
Multiple Airlines Logo
10:56 pm - 9:14 pm
IAH
-
SAN
24h 18m
1 stop
$194Multiple Airlines
Fri, Mar 27 - Mon, Mar 30
Southwest Logo
7:10 am - 12:20 pm
SAN
-
HOU
3h 10mnonstop
Southwest Logo
7:25 pm - 9:00 pm
HOU
-
SAN
3h 35mnonstop
$418Southwest
Sat, Mar 7 - Tue, Mar 10
Southwest Logo
6:45 am - 11:50 am
SAN
-
HOU
3h 05mnonstop
Southwest Logo
9:00 am - 1:30 pm
HOU
-
SAN
6h 30m
1 stop
$424Southwest
Sat, Feb 28 - Tue, Mar 3
American Airlines Logo
7:10 am - 3:51 pm
SAN
-
HOU
6h 41m
1 stop
American Airlines Logo
6:00 am - 9:58 am
HOU
-
SAN
5h 58m
1 stop
$427American Airlines
Wed, Feb 25 - Wed, Mar 25
American Airlines Logo
9:11 am - 7:51 pm
SAN
-
HOU
8h 40m
1 stop
American Airlines Logo
8:22 pm - 11:59 pm
HOU
-
SAN
5h 37m
1 stop
$430American Airlines
Wed, May 20 - Sun, May 24

American Airlines flights from San Diego to Houston

Our best American Airlines deals on San Diego to Houston flight tickets
American Airlines
Feb 25
SAN7:10 amSan Diego
6h 41m
1 stop
HOU3:51 pmHouston Hobby
Mar 25
HOU6:00 amHouston Hobby
5h 58m
1 stop
SAN9:58 amSan Diego
$427
American Airlines
May 20
SAN9:11 amSan Diego
8h 40m
1 stop
HOU7:51 pmHouston Hobby
May 24
HOU8:22 pmHouston Hobby
5h 37m
1 stop
SAN11:59 pmSan Diego
$430
American Airlines
Mar 26
SAN4:41 pmSan Diego
5h 17m
1 stop
HOU11:58 pmHouston Hobby
Apr 1
HOU12:18 pmHouston Hobby
5h 32m
1 stop
SAN3:50 pmSan Diego
$438

Southwest flights from San Diego to Houston

Our best Southwest deals on San Diego to Houston flight tickets
Southwest
Mar 7
SAN7:10 amSan Diego
3h 10m
HOU12:20 pmHouston Hobby
Mar 10
HOU7:25 pmHouston Hobby
3h 35m
SAN9:00 pmSan Diego
$418
Southwest
Feb 18
SAN12:35 pmSan Diego
3h 05m
HOU5:40 pmHouston Hobby
Feb 19
HOU8:05 amHouston Hobby
3h 35m
SAN9:40 amSan Diego
$419
Southwest
Feb 28
SAN6:45 amSan Diego
3h 05m
HOU11:50 amHouston Hobby
Mar 3
HOU9:00 amHouston Hobby
6h 30m
1 stop
SAN1:30 pmSan Diego
$424

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from San Diego to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Mon 5/4

12:36 pm-12:48 am

1 stop10h 12m

Houston George Bush Intcntl

Mon 5/11

12:57 pm-5:40 pm

1 stop6h 43m

$182

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Sun 2/22

6:30 am-2:33 pm

2 stops30h 03m

Houston George Bush Intcntl

Sun 3/1

9:36 pm-7:35 pm

1 stop23h 59m

$186

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 3/6

9:18 pm-10:01 pm

1 stop22h 43m

Houston George Bush Intcntl

Mon 3/9

10:56 pm-9:14 pm

1 stop24h 18m

$189

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 2/6

9:45 pm-1:48 pm

1 stop14h 03m

Houston George Bush Intcntl

Sun 2/8

6:15 am-1:57 pm

2 stops33h 42m

$190

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 2/10

8:00 am-7:14 pm

2 stops9h 14m

Houston George Bush Intcntl

Sat 2/14

9:36 pm-7:25 pm

1 stop23h 49m

$191

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 3/27

9:58 pm-2:45 pm

1 stop14h 47m

Houston George Bush Intcntl

Mon 3/30

10:56 pm-9:14 pm

1 stop24h 18m

$194

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 3/7

7:10 am-12:20 pm

Nonstop3h 10m

Houston Hobby

Tue 3/10

7:25 pm-9:00 pm

Nonstop3h 35m

$418

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 2/28

6:45 am-11:50 am

Nonstop3h 05m

Houston Hobby

Tue 3/3

9:00 am-1:30 pm

1 stop6h 30m

$424

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Wed 2/25

7:10 am-3:51 pm

1 stop6h 41m

Houston Hobby

Wed 3/25

6:00 am-9:58 am

1 stop5h 58m

$427

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Wed 5/20

9:11 am-7:51 pm

1 stop8h 40m

Houston Hobby

Sun 5/24

8:22 pm-11:59 pm

1 stop5h 37m

$430

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from San Diego to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston?

The month of August is, on average, the cheapest month to fly to Houston from San Diego, with most prices found around $269. The month of September is another great option to travel to Houston, with average flight prices from San Diego averaging around $304.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from San Diego is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $405. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $550.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest San Diego to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $416. Try not to purchase tickets in the afternoon because they tend to be around $527. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Diego to Houston flight route?

Fly from San Diego to Houston George Bush Intcntl for the best San Diego - Houston flight prices

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

You are more likely to see cheaper flights to Houston from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $411 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from San Diego for as low as $328 on momondo.

What cabin class options are available on San Diego to Houston flights?

There are 4 cabin classes available to choose from on San Diego to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap San Diego to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Houston

Fastest flight time

2h 55m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from San Diego to Houston takes 2h 55m
Direct flights go from San Diego to Houston every day.
There are 2 airports in Houston. From San Diego there are direct flights to Houston George Bush Intcntl (IAH), Houston Hobby (HOU).
Search flight deals

  • How far is San Diego to Houston by plane?

    A flight from San Diego to Houston will travel around 1300.1 mi. Typically, this will take 2h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from San Diego Airport to Houston?

    Prices for flights from San Diego Airport to Houston are updated daily.

  • How many operators does momondo search for flights from San Diego Airport to Houston?

  • How old do you have to be to fly from San Diego Airport to Houston?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Diego to Houston

Compare and see reviews for airlines that fly from San Diego to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $83Free CancellationRating
6.3
8,384 reviews
Search Spirit Airlines flights
FrontierPriceFrom $84Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,205 reviews
Search United Airlines flights
SouthwestPriceFrom $257Free CancellationRating
8.0
4,268 reviews
Search Southwest flights
American AirlinesPriceFrom $356Free CancellationRating
7.2
11,197 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from San Diego which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Diego to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from San Diego.

I’m not ready to book a flight from San Diego to Houston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Houston from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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