Are there direct flights from San Diego to Houston?

Historically, direct flights from San Diego to Houston have constituted approximately 17.6% of all available options across the trailing quarter. For travelers who opt for connecting flights, the median number of stopovers has been observed to be 2. This indicates that while direct options are available, a significant portion of flights on this route involve at least one stop.

Are there frequently good prices on flights from San Diego to Houston?

Historically, good prices on flights from San Diego to Houston have been observed with frequent regularity. This route is classified as one where favorable deals appear often. Travelers can typically find competitive pricing when planning their trips on this route.

Flights From San Diego

To Houston

Cheap Flights from San Diego to Houston

Q: How long is the flight from San Diego to Houston?

The typical direct flight from San Diego to Houston covers a distance of 2093 kilometers and has a median duration of 3 hours and 15 minutes. For flights with one stop, the median travel time increases significantly to 8 hours and 22 minutes. This difference highlights the time-saving benefit of direct routes when available.

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Deals from

San Diego

RatePunk searches hundreds of travel sites at once for deals on flights to Houston

Prices updated 5 days ago

457 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)

Today’s best flight deals from San Diego to Houston

Explore current cheapest deals departing from San Diego to Houston

2026-09-23 – 2026-09-28
SAN - Houston
82% AI deal score
$224
$120
Round trip
2026-09-14 – 2026-09-16
SAN - Houston
82% AI deal score
$245
$129
Round trip
2026-09-25 – 2026-09-30
SAN - Houston
77% AI deal score
$224
$153
Round trip
2026-09-18 – 2026-09-22
SAN - Houston
76% AI deal score
$237
$166
Round trip
2026-09-21 – 2026-09-25
SAN - Houston
75% AI deal score
$232
$172
Round trip
2026-10-09 – 2026-10-13
SAN - Houston
74% AI deal score
$227
$174
Round trip
2026-10-06 – 2026-10-07
SAN - Houston
69% AI deal score
$227
$181
Round trip
2026-10-09 – 2026-10-12
SAN - Houston
69% AI deal score
$227
$184
Round trip
2026-10-21 – 2026-10-24
SAN - Houston
68% AI deal score
$227
$185
Round trip
2026-09-24 – 2026-09-28
SAN - Houston
68% AI deal score
$229
$190
Round trip

San Diego to Houston: Overview

Insights for flights from San Diego to Houston

Most itineraries for flights from San Diego to Houston connect at least once, with only 17.6% of recent fares being non-stop. For connecting flights, the typical number of stopovers is 2. This means you'll likely encounter at least one layover on your journey.

If you're looking for cheap flights from San Diego to Houston, fares typically range from $421–$926, with a median of $612. Right now, fares are below the typical level, and about 7% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities to find better prices.

When is the cheapest time to fly from San Diego to Houston? The most affordable month to fly is typically April, with a median fare of just $180. Other budget-friendly options include November, with a median fare of $199, and February, where the median fare is $225.

How long is the flight from San Diego to Houston? A typical journey, including connections, takes about 12h 52m. This duration reflects the prevalence of connecting flights on this route, as most itineraries involve at least one stopover.

The distance between San Diego and Houston is approximately 2093 kilometers. This makes it a medium-haul route, indicating a flight that is longer than a short domestic hop but typically shorter than intercontinental travel.

How much is a round trip from San Diego to Houston

Regular price: $181 - $276

Prices for flights from San Diego to Houston are currently below the regular range.

The regular price range for flights from San Diego to Houston is typically between $181 and $276. The current lowest deal is $135 with Frontier Airlines for travel from Sep 23-Sep 30.

now $135

Low $181

High $276

The cheapest time to fly from San Diego to Houston

The cheapest month to fly from San Diego to Houston is April, with a median price of $180. The most expensive month is January, with a median price of $2859. Prices are generally lower from February to November.

April

Cheapest

Flights from $180

January

Most Expensive

Flights from $2,859

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Houston

Frontier Airlines

United Airlines

Southwest Airlines

Last-minute flights going from San Diego to Houston

Tue, Sep 1

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$419

$362

One-way

Wed, Sep 2

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$403

$360

One-way

Thu, Sep 3

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$395

$359

One-way

Fri, Sep 4

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$398

$369

One-way

Sat, Sep 5

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$352

$341

One-way

Mon, Sep 14

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$245

$129

One-way

Biggest price drops on these dates for flights from San Diego to Houston

2 nights

Sep 14 - Sep 16

$245 → $129

47%

5 nights

Sep 23 - Sep 28

$224 → $121

46%

3 nights

Dec 2 - Dec 5

$294 → $209

29%

5 nights

Sep 25 - Sep 30

$224 → $154

31%

Popular Airports to fly from San Diego to Houston

San Diego - Houston route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for San Diego to Houston are below the typical level at $135.

📅 Best time to fly

April, November, and February are cheapest

Historically, April ($180), November ($199), and February ($225) offer the lowest median prices.

⏱️ Flight duration

Connecting flights average 12h 52m

Flights from San Diego to Houston typically involve connecting, with a median duration of 12h 52m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 82.4% of recent deals, with frequent deals available.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines has 61 direct deals, followed by United Airlines and Southwest Airlines.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from San Diego to Houston are frequent, appearing often over 30 days.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient option for flights from San Diego to Houston.

📍 ~3 km from city center (reachable by car or bus)

💸 Flights from ~$140

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport offers a convenient arrival option for flights to Houston from San Diego.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$120

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International Airport is a major international airport with extensive route networks, a good alternative for Houston.

📍 ~230 km from Houston (reachable by car)

💸 Flights from ~$160

Business & First Class Flight Deals to Houston

Discover luxury on the budget with premium cabin class on flights from San Diego to Houston.

Elite

Best Elite deals to Houston

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From CLD

Elite

Oct 23

Houston, United States

87% AI deal score

$1,804

$909

Save $895

United Airlines

Business Class

From CLD

Elite

Nov 11

Houston, United States

82% AI deal score

$2,026

$909

Save $1,117

United Airlines

Business Class

From SAN

Elite

Dec 16

Houston, United States

80% AI deal score

$1,254

$923

Save $331

United Airlines

Business Class

From SAN

Elite

Nov 02

Houston, United States

79% AI deal score

$1,542

$923

Save $619

From SAN

Elite

Nov 02

Houston, United States

79% AI deal score

$1,523

$923

Save $600

From SAN

Elite

Nov 03

Houston, United States

79% AI deal score

$1,535

$923

Save $612

From SAN

Elite

Nov 03

Houston, United States

79% AI deal score

$1,537

$923

Save $614

From SAN

Elite

Nov 04

Houston, United States

79% AI deal score

$1,535

$923

Save $612

From SAN

Elite

Nov 07

Houston, United States

79% AI deal score

$1,538

$923

Save $615

From SAN

Elite

Oct 01

Houston, United States

78% AI deal score

$1,365

$913

Save $452

From SAN

Elite

Oct 08

Houston, United States

78% AI deal score

$1,423

$923

Save $500

From SAN

Elite

Nov 05

Houston, United States

78% AI deal score

$1,414

$923

Save $491

Frequently Asked Questions About Flights to Houston

Historically, the optimal booking window for flights from San Diego to Houston is typically between 28 and 59 days prior to departure. During this period, the average price for a flight has been observed at approximately $618. Booking within 0-6 days of departure typically sees prices rise significantly, with an average of $1043. Even booking 7-13 days out shows an average price of $1073, indicating that planning ahead can lead to substantial savings.

Based on historical data over a 90-day period, a good price for a flight from San Diego to Houston is considered to be around $421 or less. The median price for this route has been observed at $612. Prices can go higher, with 75% of observed fares being $926 or less, indicating that a price below the median represents a favorable deal.

Historically, April has been the most affordable month to fly from San Diego to Houston, with a median price of $180. November also offers competitive pricing, with a median of $199. February, while also a good option, has a slightly higher median price of $225. These months typically offer prices significantly below the annual median of $612 for this route.

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Flights to Houston from other cities

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San Diego to Houston: Overview

Insights for flights from San Diego to Houston

How much is a round trip from San Diego to Houston

Regular price: $181 - $276

Prices for flights from San Diego to Houston are currently below the regular range.

The regular price range for flights from San Diego to Houston is typically between $181 and $276. The current lowest deal is $135 with Frontier Airlines for travel from Sep 23-Sep 30.

now $135

Low $181

High $276

The cheapest time to fly from San Diego to Houston

April

Cheapest

Flights from $180

January

Most Expensive

Flights from $2,859

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Houston

Frontier Airlines

United Airlines

Southwest Airlines

Last-minute flights going from San Diego to Houston

Tue, Sep 1

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$419

$362

One-way

Wed, Sep 2

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$403

$360

One-way

Thu, Sep 3

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$395

$359

One-way

Fri, Sep 4

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$398

$369

One-way

Sat, Sep 5

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$352

$341

One-way

Mon, Sep 14

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$245

$129

One-way

Biggest price drops on these dates for flights from San Diego to Houston

2 nights

Sep 14 - Sep 16

$245 → $129

47%

5 nights

Sep 23 - Sep 28

$224 → $121

46%

3 nights

Dec 2 - Dec 5

$294 → $209

29%

5 nights

Sep 25 - Sep 30

$224 → $154

31%

Popular Airports to fly from San Diego to Houston

San Diego - Houston route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for San Diego to Houston are below the typical level at $135.

📅 Best time to fly

April, November, and February are cheapest

Historically, April ($180), November ($199), and February ($225) offer the lowest median prices.

⏱️ Flight duration

Connecting flights average 12h 52m

Flights from San Diego to Houston typically involve connecting, with a median duration of 12h 52m.

✈️ Airlines & availability

Connecting flights are dominant

Connecting flights make up 82.4% of recent deals, with frequent deals available.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines has 61 direct deals, followed by United Airlines and Southwest Airlines.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from San Diego to Houston are frequent, appearing often over 30 days.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient option for flights from San Diego to Houston.

📍 ~3 km from city center (reachable by car or bus)

💸 Flights from ~$140

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport offers a convenient arrival option for flights to Houston from San Diego.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$120

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International Airport is a major international airport with extensive route networks, a good alternative for Houston.

📍 ~230 km from Houston (reachable by car)

💸 Flights from ~$160

Business & First Class Flight Deals to Houston

Discover luxury on the budget with premium cabin class on flights from San Diego to Houston.

Elite

Best Elite deals to Houston

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From CLD

Elite

Oct 23

Houston, United States

87% AI deal score

$1,804

$909

Save $895

United Airlines

Business Class

From CLD

Elite

Nov 11

Houston, United States

82% AI deal score

$2,026

$909

Save $1,117

United Airlines

Business Class

From SAN

Elite

Dec 16

Houston, United States

80% AI deal score

$1,254

$923

Save $331

United Airlines

Business Class

From SAN

Elite

Nov 02

Houston, United States

79% AI deal score

$1,542

$923

Save $619

From SAN

Elite

Nov 02

Houston, United States

79% AI deal score

$1,523

$923

Save $600

From SAN

Elite

Nov 03

Houston, United States

79% AI deal score

$1,535

$923

Save $612

From SAN

Elite

Nov 03

Houston, United States

79% AI deal score

$1,537

$923

Save $614

From SAN

Elite

Nov 04

Houston, United States

79% AI deal score

$1,535

$923

Save $612

From SAN

Elite

Nov 07

Houston, United States

79% AI deal score

$1,538

$923

Save $615

From SAN

Elite

Oct 01

Houston, United States

78% AI deal score

$1,365

$913

Save $452

From SAN

Elite

Oct 08

Houston, United States

78% AI deal score

$1,423

$923

Save $500

From SAN

Elite

Nov 05

Houston, United States

78% AI deal score

$1,414

$923

Save $491

Frequently Asked Questions About Flights to Houston

Cheap Flights from San Diego to Houston

Today’s best flight deals from San Diego to Houston

San Diego to Houston: Overview

Insights for flights from San Diego to Houston

How much is a round trip from San Diego to Houston

The cheapest time to fly from San Diego to Houston

Direct flights from San Diego to Houston

Last-minute flights going from San Diego to Houston

Biggest price drops on these dates for flights from San Diego to Houston

Popular Airports to fly from San Diego to Houston

San Diego - Houston route insights

Recent fares are below the typical level

April, November, and February are cheapest

Connecting flights average 12h 52m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals are frequent on this route

San Diego main airports to depart from

Houston main airports to arrive at

Airports nearby Houston used as alternative

Business & First Class Flight Deals to Houston

Best Elite deals to Houston

Oct 23

Nov 11

Dec 16

Nov 02

Nov 02

Nov 03

Nov 03

Nov 04

Nov 07

Oct 01

Oct 08

Nov 05

Frequently Asked Questions About Flights to Houston

When is the best time to book flights from San Diego to Houston?

How much should a flight from San Diego to Houston cost?

What's the best month to fly from San Diego to Houston?

Are there direct flights from San Diego to Houston?

How long is the flight from San Diego to Houston?

Are there frequently good prices on flights from San Diego to Houston?

Related routes

More routes from San Diego

Flights to Houston from other cities

San Diego to Houston: Overview

Insights for flights from San Diego to Houston

How much is a round trip from San Diego to Houston

The cheapest time to fly from San Diego to Houston

Direct flights from San Diego to Houston

Last-minute flights going from San Diego to Houston

Biggest price drops on these dates for flights from San Diego to Houston

Popular Airports to fly from San Diego to Houston

San Diego - Houston route insights

Recent fares are below the typical level

April, November, and February are cheapest

Connecting flights average 12h 52m

Connecting flights are dominant

Frontier Airlines offers direct flights

Deals are frequent on this route

San Diego main airports to depart from

Houston main airports to arrive at

Airports nearby Houston used as alternative

Business & First Class Flight Deals to Houston

Best Elite deals to Houston

Oct 23

Nov 11

Dec 16

Nov 02

Nov 02

Nov 03

Nov 03

Nov 04

Nov 07

Oct 01

Oct 08

Nov 05

Frequently Asked Questions About Flights to Houston

When is the best time to book flights from San Diego to Houston?

How much should a flight from San Diego to Houston cost?

What's the best month to fly from San Diego to Houston?