Are there direct flights from San Diego to Houston?

Historically, approximately 17.6% of flights from San Diego to Houston have been direct. For flights that include stopovers, the median number of stopovers is typically 2. Travelers should consider these options when planning their journey.

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

Historically, good prices on flights from San Diego to Houston are observed with frequent regularity. This route is classified as one with frequent deals across the trailing quarter. Travelers can often find favorable pricing when planning their trips.

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 direct flight from San Diego to Houston typically takes about 3 hours and 15 minutes, covering a distance of 2093 kilometers. Flights with one stopover generally have a longer duration, averaging around 8 hours and 22 minutes. This represents a significant difference in travel time between direct and connecting options.

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

Prices updated 1 day ago

462 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 15, 2026.)

Today’s best flight deals from San Diego to Houston

Explore current cheapest deals departing from San Diego to Houston

2026-10-14 – 2026-10-21
SAN - Houston
68% AI deal score
$216
$183
Round trip
2026-10-02 – 2026-10-05
SAN - Houston
69% AI deal score
$236
$188
Round trip
2026-11-03 – 2026-11-17
SAN - Houston
47% AI deal score
$188
$193
Round trip
2026-10-07 – 2026-10-12
SAN - Houston
66% AI deal score
$224
$199
Round trip
2026-10-08 – 2026-10-12
SAN - Houston
67% AI deal score
$228
$200
Round trip
2026-10-30 – 2026-10-31
SAN - Houston
50% AI deal score
$226
$210
Round trip
2026-10-24 – 2026-10-31
SAN - Houston
48% AI deal score
$215
$212
Round trip
2026-10-06 – 2026-10-27
SAN - Houston
46% AI deal score
$182
$215
Round trip
2026-10-20 – 2026-10-27
SAN - Houston
47% AI deal score
$215
$215
Round trip
2026-11-03 – 2026-11-10
SAN - Houston
47% AI deal score
$211
$217
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: $183 - $272

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 between $183 and $272. The current lowest deal is $159 with Frontier Airlines for travel from Nov 6-Nov 9.

now $159

Low $183

High $272

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 15

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$419

$420

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$398

$407

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$408

One-way

Fri, Sep 18

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$408

One-way

Sat, Sep 19

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$403

$377

One-way

Sat, Sep 19

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$398

One-way

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

3 nights

Nov 6 - Nov 9

$222 → $160

28%

3 nights

Nov 13 - Nov 16

$223 → $170

24%

3 nights

Oct 2 - Oct 5

$236 → $189

20%

7 nights

Oct 14 - Oct 21

$216 → $184

15%

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 from San Diego to Houston are below the typical level for the last 90 days.

📅 Best time to fly

Fly in April for the lowest prices

Historically, April, November, and February offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 12h 52m

The typical flight duration for this route, including stopovers, is 12 hours and 52 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 17.6% of recent flights from San Diego to Houston are direct, with connecting flights dominant.

🏆 Airline highlight

Frontier Airlines offers frequent deals

Frontier Airlines has 61 direct deals, making it a frequent option for this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from San Diego to Houston appear frequently, typically within 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 24

Houston, United States

86% AI deal score

$1,728

$909

Save $819

United Airlines

Business Class

From CLD

Elite

Oct 10

Houston, United States

86% AI deal score

$1,651

$909

Save $742

United Airlines

Business Class

From CLD

Elite

Nov 06

Houston, United States

83% AI deal score

$2,110

$909

Save $1,201

United Airlines

Business Class

From CLD

Elite

Oct 22

Houston, United States

82% AI deal score

$1,992

$909

Save $1,083

United Airlines

Business Class

From SAN

Elite

Oct 15

Houston, United States

80% AI deal score

$1,453

$1,013

Save $440

United Airlines

Business Class

From SAN

Elite

Oct 23

Houston, United States

79% AI deal score

$1,471

$913

Save $558

From SAN

Elite

Dec 11

Houston, United States

78% AI deal score

$1,562

$959

Save $603

From SAN

Elite

Nov 13

Houston, United States

77% AI deal score

$1,518

$1,005

Save $513

From SAN

Elite

Dec 11

Houston, United States

77% AI deal score

$1,556

$1,015

Save $541

From SAN

Elite

Oct 15

Houston, United States

76% AI deal score

$1,365

$997

Save $368

From SAN

Elite

Nov 05

Houston, United States

75% AI deal score

$1,432

$1,061

Save $371

From SAN

Elite

Oct 08

Houston, United States

75% AI deal score

$1,453

$1,083

Save $370

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 is around $618. Booking within 0-6 days of departure generally sees prices rise significantly, averaging about $1043. Even booking 60+ days out tends to be slightly more expensive, with an average price of $684.

Across the trailing quarter, 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 historically been $612. Prices can go higher, with 75% of observed prices being $926 or less.

Based on historical data, April is typically the best month to fly from San Diego to Houston, with a median price of $180. November also offers favorable pricing, with a median of $199. February has historically shown a median price of $225, which is also among the lower-priced months. The annual median price for this route is $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: $183 - $272

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 between $183 and $272. The current lowest deal is $159 with Frontier Airlines for travel from Nov 6-Nov 9.

now $159

Low $183

High $272

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 15

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$419

$420

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$398

$407

One-way

Thu, Sep 17

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$408

One-way

Fri, Sep 18

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$408

One-way

Sat, Sep 19

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$403

$377

One-way

Sat, Sep 19

⌛ Last-Minute

SAN - Houston

San Diego (SAN) - Houston (IAH)

Frontier Airlines

$402

$398

One-way

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

3 nights

Nov 6 - Nov 9

$222 → $160

28%

3 nights

Nov 13 - Nov 16

$223 → $170

24%

3 nights

Oct 2 - Oct 5

$236 → $189

20%

7 nights

Oct 14 - Oct 21

$216 → $184

15%

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 from San Diego to Houston are below the typical level for the last 90 days.

📅 Best time to fly

Fly in April for the lowest prices

Historically, April, November, and February offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 12h 52m

The typical flight duration for this route, including stopovers, is 12 hours and 52 minutes.

✈️ Airlines & availability

Connecting flights are dominant

Only 17.6% of recent flights from San Diego to Houston are direct, with connecting flights dominant.

🏆 Airline highlight

Frontier Airlines offers frequent deals

Frontier Airlines has 61 direct deals, making it a frequent option for this route.

🎯 Booking tip

Deals appear frequently

Deals for flights from San Diego to Houston appear frequently, typically within 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.

Houston, United States

79% AI deal score

$1,471

$913

Save $558

From SAN

Elite

Dec 11

Houston, United States

78% AI deal score

$1,562

$959

Save $603

From SAN

Elite

Nov 13

Houston, United States

77% AI deal score

$1,518

$1,005

Save $513

From SAN

Elite

Dec 11

Houston, United States

77% AI deal score

$1,556

$1,015

Save $541

From SAN

Elite

Oct 15

Houston, United States

76% AI deal score

$1,365

$997

Save $368

From SAN

Elite

Nov 05

Houston, United States

75% AI deal score

$1,432

$1,061

Save $371

From SAN

Elite

Oct 08

Houston, United States

75% AI deal score

$1,453

$1,083

Save $370

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

Fly in April for the lowest prices

Connecting flights average 12h 52m

Connecting flights are dominant

Frontier Airlines offers frequent deals

Deals appear frequently

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 24

Oct 10

Nov 06

Oct 22

Oct 15

Oct 23

Dec 11

Nov 13

Dec 11

Oct 15

Nov 05

Oct 08

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

Fly in April for the lowest prices

Connecting flights average 12h 52m

Connecting flights are dominant

Frontier Airlines offers frequent deals

Deals appear frequently

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 24

Oct 10

Nov 06

Oct 22

Oct 15

Oct 23

Dec 11

Nov 13

Dec 11

Oct 15

Nov 05

Oct 08

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?