Are there direct flights from San Diego to Houston?

Direct flights from San Diego to Houston are available, though they represent a smaller portion of the total. Approximately 8.1% of flights on this route were direct in the trailing 90 days. For flights with stopovers, the median number of stopovers was 2.

How long is the flight from San Diego to Houston?

The direct flight from San Diego to Houston typically takes 3 hours and 17 minutes, covering a distance of 2093 kilometers. Flights with one stopover have a significantly longer median duration, averaging 8 hours and 58 minutes. This is based on historical flight data for this route.

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

Based on historical data from the trailing 30 days, good prices on flights from San Diego to Houston are regularly available. This route is classified as having regular deal frequency, indicating that travelers can typically find favorable pricing.

Flights From San Diego

To Houston

Cheap Flights from San Diego to Houston

Browse current best options from San Diego. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

San Diego

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

Prices updated 7 days ago

483 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from San Diego to Houston

Explore current cheapest deals departing from San Diego to Houston

2026-12-01 – 2026-12-15
SAN - Houston
80% AI deal score
$235
$106
Round trip
2026-12-01 – 2026-12-08
SAN - Houston
81% AI deal score
$268
$106
Round trip
2026-12-02 – 2026-12-08
SAN - Houston
81% AI deal score
$269
$107
Round trip
2026-12-01 – 2026-12-07
SAN - Houston
81% AI deal score
$269
$107
Round trip
2026-12-01 – 2026-12-14
SAN - Houston
79% AI deal score
$236
$107
Round trip
2026-12-02 – 2026-12-15
SAN - Houston
79% AI deal score
$236
$108
Round trip
2026-12-02 – 2026-12-14
SAN - Houston
79% AI deal score
$238
$109
Round trip
2026-12-09 – 2026-12-14
SAN - Houston
81% AI deal score
$278
$109
Round trip
2026-12-16 – 2027-01-13
SAN - Houston
81% AI deal score
$220
$128
Round trip
2026-12-01 – 2026-12-02
SAN - Houston
78% AI deal score
$286
$133
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 8.1% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 2. This means that while direct flights from San Diego to Houston are available, you will most often find options that include at least one stop.

When looking for cheap flights from San Diego to Houston, fares are typically $325–$865, with a median of $489. Right now, current fares are above the typical level, and only 6% of recent fares were classified as a good price. New deals show up several times a week, so setting up a price alert can help you track fare movements.

If you are wondering when is the cheapest time to fly from San Diego to Houston, the data indicates that December is typically the most affordable month, with a median fare of $365. September also offers competitive pricing, with a median fare of $367. October follows as another relatively cheaper option, with a median fare of $476.

A typical journey from San Diego to Houston takes 3h 17m, including connections. This median duration accounts for both direct and connecting flights, reflecting the overall travel time you can expect on this route. The distance between San Diego and Houston is 2093 km, classifying this as a medium-haul route.

How much is a round trip from San Diego to Houston

Regular price: $220 - $295

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

The regular price range for flights from San Diego to Houston is typically between $220 and $295. The current lowest deal is $107 with Frontier Airlines, for travel from Dec 12-Dec 14.

now $107

Low $220

High $295

The cheapest time to fly from San Diego to Houston

The cheapest month to fly from San Diego to Houston is December, with a median price of $365. The most expensive month is June, with a median price of $1140. Prices are generally lower from January to December.

December

Cheapest

Flights from $365

June

Most Expensive

Flights from $1,140

Jan

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Houston

United Airlines

Last-minute flights going from San Diego to Houston

Mon, Oct 26

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$305

$3,223

One-way

Mon, Nov 2

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$296

$3,326

One-way

Wed, Nov 11

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$221

$188

One-way

Mon, Nov 16

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$178

$149

One-way

Mon, Nov 16

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$178

$153

One-way

Tue, Nov 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Alaska Airlines, Inc.

$211

$256

One-way

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

3 nights

Dec 12 - Dec 15

$284 → $108

62%

5 nights

Dec 9 - Dec 14

$278 → $108

61%

1 night

Dec 1 - Dec 2

$286 → $124

57%

6 nights

Dec 9 - Dec 15

$269 → $108

60%

Popular Airports to fly from San Diego to Houston

San Diego - Houston route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for San Diego to Houston are above the typical level, with 6% considered good deals.

📅 Best time to fly

December is historically the cheapest month to fly

Historically, December is the cheapest month to fly from San Diego to Houston, with a median price of $365.

⏱️ Flight duration

Direct flights average 3h 17m

Direct flights from San Diego to Houston typically average 3h 17m, while connecting flights average 24h 38m.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights are dominant on this route, with 8.1% of recent flights being direct.

🏆 Airline highlight

United Airlines offers direct flights

United Airlines has offered direct flights from San Diego to Houston recently.

🎯 Booking tip

Deals appear regularly on this route

Deals for flights from San Diego to Houston appear regularly, with a median price of $489.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

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

📍 ~3 km from San Diego city center (reachable by car or public transport).

💸 Flights from ~$145

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport is a good option for flights to Houston from San Diego.

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

💸 Flights from ~$139

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Cheapest

Austin–Bergstrom International Airport offers an extensive network of flights, making it a strong alternative to Houston.

📍 ~230 km from Houston (reachable by car)

💸 Flights from ~$66

Business & First Class Flight Deals to Houston

72% AI deal score

$1,649

$1,331

Save $318

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Dec 07

Houston, United States

72% AI deal score

$1,693

$1,331

Save $362

Alaska Airlines, Inc.

Business Class

From SAN

Elite

Dec 06

Houston, United States

71% AI deal score

$1,553

$1,331

Save $222

Alaska Airlines, Inc.

Business Class

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 observed was $621. Booking within 7-13 days of departure saw average prices rise to $808, while booking 14-27 days out resulted in an average price of $824. Even booking 60+ days in advance was slightly more expensive, with an average price of $699.

Across the trailing quarter, a good price for a flight from San Diego to Houston was considered to be $325 or less. The median price for this route was $489. Prices could range higher, with 75% of observed prices being $865 or less.

Historically, December and September have been the cheapest months to fly from San Diego to Houston. In December, the median price was $365, while in September it was $367. The annual median price for this route is $489, with October historically being the most expensive month, showing a median price of $476.

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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: $220 - $295

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

The regular price range for flights from San Diego to Houston is typically between $220 and $295. The current lowest deal is $107 with Frontier Airlines, for travel from Dec 12-Dec 14.

now $107

Low $220

High $295

The cheapest time to fly from San Diego to Houston

December

Cheapest

Flights from $365

June

Most Expensive

Flights from $1,140

Jan

Jun

Jul

Aug

Sep

Oct

Nov

Dec