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Cheap flights from San Diego to Houston from $71

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 10/3. 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

Frontier Logo
6:41 am - 3:42 pmSAN-IAH
7h 01m1 stop
Frontier Logo
6:00 am - 11:17 amIAH-SAN
7h 17m1 stop
$168Frontier
Find Deal
Tue, Oct 28 - Thu, Oct 30
Logo
1:35 pm - 5:50 amSAN-IAH
14h 15m1 stop
Logo
5:07 pm - 11:17 pmIAH-SAN
8h 10m1 stop
$169
Find Deal
Fri, Oct 3 - Mon, Oct 6
Spirit Airlines Logo
1:35 pm - 5:50 amSAN-IAH
14h 15m1 stop
Spirit Airlines Logo
9:26 pm - 7:29 amIAH-SAN
12h 03m1 stop
$170Spirit Airlines
Find Deal
Mon, Sep 29 - Fri, Oct 3
Frontier Logo
6:41 am - 11:39 pmSAN-IAH
14h 58m1 stop
Frontier Logo
7:00 am - 1:28 pmIAH-SAN
8h 28m1 stop
$171Frontier
Find Deal
Sat, Nov 8 - Tue, Nov 11
Logo
8:25 am - 4:07 pmSAN-IAH
29h 42m1 stop
Logo
9:26 pm - 11:17 pmIAH-SAN
27h 51m1 stop
$172
Find Deal
Thu, Sep 25 - Sun, Sep 28
Logo
8:25 am - 5:50 amSAN-IAH
19h 25m1 stop
Logo
4:30 pm - 9:20 pmIAH-SAN
6h 50m1 stop
$173
Find Deal
Thu, Oct 2 - Tue, Oct 7
Logo
3:59 pm - 4:28 pmSAN-IAH
22h 29m1 stop
Logo
8:51 pm - 12:35 pmIAH-SAN
17h 44m1 stop
$174
Find Deal
Thu, Nov 6 - Wed, Nov 12
Frontier Logo
6:41 am - 11:36 pmSAN-IAH
14h 55m1 stop
Frontier Logo
6:33 pm - 9:20 pmIAH-SAN
28h 47m1 stop
$175Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13
Spirit Airlines Logo
1:35 pm - 5:50 amSAN-IAH
14h 15m1 stop
Spirit Airlines Logo
9:26 pm - 7:29 amIAH-SAN
12h 03m1 stop
$181Spirit Airlines
Find Deal
Mon, Sep 29 - Tue, Sep 30
Spirit Airlines Logo
8:25 am - 4:43 pmSAN-IAH
6h 18m1 stop
Spirit Airlines Logo
9:26 pm - 7:29 amIAH-SAN
12h 03m1 stop
$190Spirit Airlines
Find Deal
Thu, Sep 25 - Sun, Sep 28

Frontier flights from San Diego to Houston George Bush Intcntl Airport

Our best Frontier deals on San Diego to Houston George Bush Intcntl Airport flight tickets
Frontier
Oct 28
SAN6:41 amSan Diego
7h 01m
1 stop
IAH3:42 pmHouston George Bush Intcntl
Oct 30
IAH6:00 amHouston George Bush Intcntl
7h 17m
1 stop
SAN11:17 amSan Diego
$168
Find similar
Frontier
Nov 8
SAN6:41 amSan Diego
14h 58m
1 stop
IAH11:39 pmHouston George Bush Intcntl
Nov 11
IAH7:00 amHouston George Bush Intcntl
8h 28m
1 stop
SAN1:28 pmSan Diego
$171
Find similar
Frontier
Oct 10
SAN6:41 amSan Diego
14h 55m
1 stop
IAH11:36 pmHouston George Bush Intcntl
Oct 13
IAH6:33 pmHouston George Bush Intcntl
28h 47m
1 stop
SAN9:20 pmSan Diego
$175
Find similar

Spirit Airlines flights from San Diego to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on San Diego to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Sep 29
SAN1:35 pmSan Diego
14h 15m
1 stop
IAH5:50 amHouston George Bush Intcntl
Oct 3
IAH9:26 pmHouston George Bush Intcntl
12h 03m
1 stop
SAN7:29 amSan Diego
$170
Find similar
Spirit Airlines
Sep 29
SAN1:35 pmSan Diego
14h 15m
1 stop
IAH5:50 amHouston George Bush Intcntl
Sep 30
IAH9:26 pmHouston George Bush Intcntl
12h 03m
1 stop
SAN7:29 amSan Diego
$181
Find similar
Spirit Airlines
Sep 19
SAN6:15 amSan Diego
8h 28m
1 stop
IAH4:43 pmHouston George Bush Intcntl
Sep 28
IAH9:26 pmHouston George Bush Intcntl
12h 03m
1 stop
SAN7:29 amSan Diego
$187
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Houston George Bush Intcntl Airport 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 September 15, 2025.
Use the filters below to find and compare flights from San Diego to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Tue 10/28

6:41 am-3:42 pm

1 stop7h 01m

Houston George Bush Intcntl

Thu 10/30

6:00 am-11:17 am

1 stop7h 17m

$168

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 10/3

1:35 pm-5:50 am

1 stop14h 15m

Houston George Bush Intcntl

Mon 10/6

5:07 pm-11:17 pm

1 stop8h 10m

$169

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Mon 9/29

1:35 pm-5:50 am

1 stop14h 15m

Houston George Bush Intcntl

Fri 10/3

9:26 pm-7:29 am

1 stop12h 03m

$170

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Sat 11/8

6:41 am-11:39 pm

1 stop14h 58m

Houston George Bush Intcntl

Tue 11/11

7:00 am-1:28 pm

1 stop8h 28m

$171

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 9/25

8:25 am-4:07 pm

1 stop29h 42m

Houston George Bush Intcntl

Sun 9/28

9:26 pm-11:17 pm

1 stop27h 51m

$172

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 10/2

8:25 am-5:50 am

1 stop19h 25m

Houston George Bush Intcntl

Tue 10/7

4:30 pm-9:20 pm

1 stop6h 50m

$173

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 11/6

3:59 pm-4:28 pm

1 stop22h 29m

Houston George Bush Intcntl

Wed 11/12

8:51 pm-12:35 pm

1 stop17h 44m

$174

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Fri 10/10

6:41 am-11:36 pm

1 stop14h 55m

Houston George Bush Intcntl

Mon 10/13

6:33 pm-9:20 pm

1 stop28h 47m

$175

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Mon 9/29

1:35 pm-5:50 am

1 stop14h 15m

Houston George Bush Intcntl

Tue 9/30

9:26 pm-7:29 am

1 stop12h 03m

$181

San DiegoHouston

SAN - IAH

SANIAH

San Diego

Thu 9/25

8:25 am-4:43 pm

1 stop6h 18m

Houston George Bush Intcntl

Sun 9/28

9:26 pm-7:29 am

1 stop12h 03m

$190

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 George Bush Intcntl Airport

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 George Bush Intcntl Airport?

The month of October is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from San Diego, with most prices found around $350. If you are unable to visit Houston George Bush Intcntl Airport during the month of October, then departing from San Diego during the month July is also very affordable. Most momondo users find prices during this month for around $354.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from San Diego to Houston George Bush Intcntl Airport is on a Tuesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Tuesday will often find tickets for as low as $532. 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 George Bush Intcntl Airport on Sunday is $647.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest San Diego to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $235. Try not to purchase tickets at noon because they tend to be around $644. 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 George Bush Intcntl flight route?

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $421 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from San Diego for as low as $297 on momondo.

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

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

How have San Diego to Houston George Bush Intcntl Airport flight prices changed over time?

As of September 2025, prices for San Diego to Houston George Bush Intcntl Airport flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Houston George Bush Intcntl Airport (SAN to IAH) flight deals and tips

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

Best Price Found

$184

Fastest flight time

3h 08m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from San Diego in the past 72 hours is $184. The best round-trip flight deal from San Diego to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $364.
The fastest flight from San Diego to Houston George Bush Intcntl Airport takes 3h 08m
Direct flights go from San Diego to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is San Diego to Houston George Bush Intcntl by plane?

    The straight-line distance from San Diego to Houston George Bush Intcntl is 1297.7 mi. Flights usually cover this in 6h 18m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Diego Airport to Houston George Bush Intcntl Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The required travel and health documents for your Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Diego to Houston George Bush Intcntl Airport?

  • What is the most popular airline from San Diego to Houston George Bush Intcntl Airport?

Best airlines flying from San Diego to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from San Diego to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $81Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $131Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $194Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $321Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

  • United Airlines Flights From San Diego to Houston George Bush Intcntl Airport

    Across 36 United Airlines flights from San Diego to Houston George Bush Intcntl Airport this week, the average price was $485, with the best United Airlines deals starting from $321 round-trip. 8,929 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Humble
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from San Diego.

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

Yes. momondo enables you to select and highlight flights to Houston from San Diego with this policy.

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?

If you are not ready to book a flight from San Diego to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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