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 routes. Historically, approximately 17.6% of flights on this route have been direct. For flights with stopovers, travelers typically encounter a median of 2 stopovers. This indicates that while direct options exist, many routes will involve at least one connection.

How long is the flight from San Diego to Houston?

The direct flight from San Diego to Houston typically takes about 3 hours and 15 minutes, covering a distance of 2093 kilometers. For flights that include one stop, the median travel time is considerably longer, averaging 8 hours and 22 minutes. This difference highlights the time-saving benefit of choosing a direct route when available.

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

Historically, good prices on flights from San Diego to Houston have been frequent. This route is classified as one with regular opportunities for favorable fares. Travelers can typically find competitive pricing when planning their trips, based on observations from the trailing 30 days.

Flights From San Diego

To Houston

Cheap Flights from San Diego to Houston

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Deals from

San Diego

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

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

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

Today’s best flight deals from San Diego to Houston

Explore current cheapest deals departing from San Diego to Houston

2026-09-05 – 2026-09-07
SAN - Houston
77% AI deal score
$226
$154
Round trip
2026-09-02 – 2026-09-12
SAN - Houston
74% AI deal score
$195
$155
Round trip
2026-09-01 – 2026-09-12
SAN - Houston
74% AI deal score
$193
$155
Round trip
2026-09-19 – 2026-09-21
SAN - Houston
77% AI deal score
$228
$157
Round trip
2026-08-28 – 2026-08-31
SAN - Houston
80% AI deal score
$276
$159
Round trip
2026-09-01 – 2026-09-08
SAN - Houston
75% AI deal score
$215
$159
Round trip
2026-08-24 – 2026-08-25
SAN - Houston
80% AI deal score
$279
$160
Round trip
2026-09-05 – 2026-09-08
SAN - Houston
76% AI deal score
$226
$160
Round trip
2026-09-03 – 2026-09-07
SAN - Houston
76% AI deal score
$226
$161
Round trip
2026-09-21 – 2026-09-23
SAN - Houston
76% AI deal score
$228
$161
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 journeys, the typical number of stopovers is 2. This means that while direct options exist, you will most often find itineraries that include at least one stop on this route.

When looking for cheap flights from San Diego to Houston, fares are right now below the typical level. Prices for this route typically range from $421 to $926, with a median of $612. Currently, 7% of recent fares have been classified as a good price, indicating some opportunities for savings.

The cheapest time to fly from San Diego to Houston is often in April, with a median fare of $180. Other affordable months include November, where the median fare is $199, and February, with a median fare of $225. New deals for this route appear almost daily, so setting up a price alert can help you track these fluctuations.

A typical journey from San Diego to Houston takes approximately 12h 52m, including connections. This duration accounts for both direct and connecting flights, reflecting the overall travel time you can expect for this route. The distance between San Diego and Houston is 2093 kilometers, classifying it as a medium-haul flight.

How much is a round trip from San Diego to Houston

Regular price: $230 - $323

Prices are currently below the regular range.

The regular price range for flights from San Diego to Houston is $230-$323. The current lowest deal is $133 with Frontier Airlines for travel from Aug 18-Aug 19.

now $133

Low $230

High $323

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

United Airlines

Last-minute flights going from San Diego to Houston

Mon, Aug 10

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$302

$173

One-way

Tue, Aug 11

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$238

$147

One-way

Tue, Aug 11

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$268

$185

One-way

Thu, Aug 13

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$267

$190

One-way

Fri, Aug 14

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$290

$201

One-way

Mon, Aug 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$268

$144

One-way

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

1 night

Aug 18 - Aug 19

$289 → $133

54%

7 nights

Aug 24 - Aug 31

$266 → $137

48%

3 nights

Aug 10 - Aug 13

$302 → $173

43%

2 nights

Aug 29 - Aug 31

$279 → $152

46%

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 $133.

📅 Best time to fly

April is historically the cheapest month to fly

Historically, April is the cheapest month to fly, with a median price of $180.

⏱️ Flight duration

Flights typically last 12h 52m

Flights from San Diego to Houston typically last 12h 52m, classifying this as a medium-haul route.

✈️ Airlines & availability

Connecting flights are dominant

Only 17.6% of recent flights are direct, with connecting flights typically having 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers a recent deal

A recent deal from Frontier Airlines was found for $133, departing on August 18.

🎯 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 (SAN) is a primary option for flights from San Diego to Houston.

📍 ~5 km from San Diego city center (reachable by car)

💸 Flights from ~$143

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

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

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

💸 Flights from ~$143

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International Airport offers an extensive network of domestic and international routes.

📍 ~230 km from Houston (reachable by car, but traffic can impact travel time).

💸 Flights from ~$141

Business & First Class Flight Deals to Houston

72% AI deal score

$1,556

$1,265

Save $291

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 before departure. During this period, the average price observed was $618. Booking within 0-6 days of departure generally 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 considerable savings.

Based on historical data across the trailing quarter, a good price for a flight from San Diego to Houston is typically around $421 or less. The median price for this route was $612. Prices can range higher, with 75% of observed prices being $926 or less, so finding a fare at or below $421 represents a notable saving.

Historically, April has been one of the cheapest months to fly from San Diego to Houston, with a median price of $180. November also offers competitive pricing, showing a median of $199. February, while also listed among the cheapest, had a slightly higher median price of $225. These months typically offer more affordable options compared to the annual median price of $612.

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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: $230 - $323

Prices are currently below the regular range.

The regular price range for flights from San Diego to Houston is $230-$323. The current lowest deal is $133 with Frontier Airlines for travel from Aug 18-Aug 19.

now $133

Low $230

High $323

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