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Cheap flights from San Diego to Houston from $78

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 12/17. 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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Cheap round-trip flights

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Frontier Logo
4:47 pm - 12:31 amSAN-IAH
5h 44m1 stop
Frontier Logo
11:32 am - 7:15 pmIAH-SAN
9h 43m1 stop
$228Frontier
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Fri, Dec 5 - Mon, Dec 15
Multiple Airlines Logo
3:47 pm - 3:52 pmSAN-IAH
22h 05m2 stops
Multiple Airlines Logo
3:31 pm - 8:07 pmIAH-SAN
6h 36m1 stop
$229Multiple Airlines
Find Deal
Thu, Dec 4 - Sat, Dec 6
Frontier Logo
4:47 pm - 12:31 amSAN-IAH
5h 44m1 stop
Frontier Logo
11:32 am - 7:15 pmIAH-SAN
9h 43m1 stop
$232Frontier
Find Deal
Fri, Dec 5 - Fri, Dec 12
Frontier Logo
6:34 am - 9:01 pmSAN-IAH
12h 27m1 stop
Frontier Logo
9:06 pm - 12:38 pmIAH-SAN
17h 32m1 stop
$233Frontier
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Tue, Dec 9 - Sun, Dec 14
Delta Logo
7:00 am - 10:33 pmSAN-HOU
13h 33m2 stops
Delta Logo
5:45 am - 4:40 pmHOU-SAN
12h 55m2 stops
$356Delta
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Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
7:10 am - 6:06 pmSAN-HOU
8h 56m1 stop
American Airlines Logo
6:36 pm - 10:50 pmHOU-SAN
6h 14m1 stop
$365American Airlines
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Sat, Jan 17 - Sun, Jan 25
Southwest Logo
7:00 am - 12:10 pmSAN-HOU
3h 10mnonstop
Southwest Logo
4:55 pm - 6:30 pmHOU-SAN
3h 35mnonstop
$409Southwest
Find Deal
Tue, Dec 16 - Tue, Jan 6
Southwest Logo
7:00 am - 12:10 pmSAN-HOU
3h 10mnonstop
Southwest Logo
2:00 pm - 5:15 pmHOU-SAN
5h 15m1 stop
$415Southwest
Find Deal
Tue, Dec 16 - Tue, Jan 6
American Airlines Logo
9:15 am - 8:20 pmSAN-HOU
9h 05m1 stop
American Airlines Logo
4:20 pm - 8:25 pmHOU-SAN
6h 05m1 stop
$416American Airlines
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Sat, Feb 14 - Sat, Feb 21
Delta Logo
7:00 am - 10:33 pmSAN-HOU
13h 33m2 stops
Delta Logo
11:09 am - 5:39 pmHOU-SAN
8h 30m1 stop
$422Delta
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Sat, Jan 10 - Sat, Jan 17

American Airlines flights from San Diego to Houston

Our best American Airlines deals on San Diego to Houston flight tickets
American Airlines
Jan 17
SAN7:10 amSan Diego
8h 56m
1 stop
HOU6:06 pmHouston Hobby
Jan 25
HOU6:36 pmHouston Hobby
6h 14m
1 stop
SAN10:50 pmSan Diego
$365
Find similar
American Airlines
Feb 14
SAN9:15 amSan Diego
9h 05m
1 stop
HOU8:20 pmHouston Hobby
Feb 21
HOU4:20 pmHouston Hobby
6h 05m
1 stop
SAN8:25 pmSan Diego
$416
Find similar
American Airlines
Jan 8
SAN10:50 amSan Diego
5h 16m
1 stop
HOU6:06 pmHouston Hobby
Jan 11
HOU6:00 amHouston Hobby
6h 00m
1 stop
SAN10:00 amSan Diego
$457
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Southwest flights from San Diego to Houston

Our best Southwest deals on San Diego to Houston flight tickets
Southwest
Dec 16
SAN7:00 amSan Diego
3h 10m
HOU12:10 pmHouston Hobby
Jan 6
HOU4:55 pmHouston Hobby
3h 35m
SAN6:30 pmSan Diego
$409
Find similar
Southwest
Dec 16
SAN7:00 amSan Diego
3h 10m
HOU12:10 pmHouston Hobby
Jan 6
HOU2:00 pmHouston Hobby
5h 15m
1 stop
SAN5:15 pmSan Diego
$415
Find similar
Southwest
Feb 3
SAN12:35 pmSan Diego
3h 05m
HOU5:40 pmHouston Hobby
Feb 5
HOU8:05 amHouston Hobby
3h 35m
SAN9:40 amSan Diego
$419
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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 November 26, 2025.
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

Fri 12/5

4:47 pm-12:31 am

1 stop5h 44m

Houston George Bush Intcntl

Mon 12/15

11:32 am-7:15 pm

1 stop9h 43m

$228

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 12/4

3:47 pm-3:52 pm

2 stops22h 05m

Houston George Bush Intcntl

Sat 12/6

3:31 pm-8:07 pm

1 stop6h 36m

$229

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 12/5

4:47 pm-12:31 am

1 stop5h 44m

Houston George Bush Intcntl

Fri 12/12

11:32 am-7:15 pm

1 stop9h 43m

$232

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 12/9

6:34 am-9:01 pm

1 stop12h 27m

Houston George Bush Intcntl

Sun 12/14

9:06 pm-12:38 pm

1 stop17h 32m

$233

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 1/10

7:00 am-10:33 pm

2 stops13h 33m

Houston Hobby

Sat 1/17

5:45 am-4:40 pm

2 stops12h 55m

$356

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 1/17

7:10 am-6:06 pm

1 stop8h 56m

Houston Hobby

Sun 1/25

6:36 pm-10:50 pm

1 stop6h 14m

$365

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Tue 12/16

7:00 am-12:10 pm

Nonstop3h 10m

Houston Hobby

Tue 1/6

4:55 pm-6:30 pm

Nonstop3h 35m

$409

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Tue 12/16

7:00 am-12:10 pm

Nonstop3h 10m

Houston Hobby

Tue 1/6

2:00 pm-5:15 pm

1 stop5h 15m

$415

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 2/14

9:15 am-8:20 pm

1 stop9h 05m

Houston Hobby

Sat 2/21

4:20 pm-8:25 pm

1 stop6h 05m

$416

San DiegoHouston

SAN - HOU

SANHOU

San Diego

Sat 1/10

7:00 am-10:33 pm

2 stops13h 33m

Houston Hobby

Sat 1/17

11:09 am-5:39 pm

1 stop8h 30m

$422

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 $418. 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 $542.

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 $425. Try not to purchase tickets in the morning because they tend to be around $526. 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 $404 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 $319 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

3h 00m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from San Diego to Houston takes 3h 00m
Direct flights go from San Diego to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
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  • 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 3h 00m 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
FrontierPriceFrom $84Free CancellationRating
5.8
3,099 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $113Free CancellationRating
6.3
8,158 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $188Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights
SouthwestPriceFrom $271Free CancellationRating
8.0
4,254 reviews
Search Southwest 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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