What percentage of Seattle to Houston flights are direct?

Across the trailing quarter, approximately 13.6% of flights from Seattle to Houston have historically been direct. For travelers with connecting flights, the median number of stopovers observed is typically 2. This indicates that a significant majority of routes on this corridor involve at least one stop. When planning your trip, consider that direct options are less common.

What's the flight time from Seattle to Houston?

The typical direct flight time from Seattle to Houston is approximately 4 hours and 24 minutes, covering a distance of 3013 kilometers. For flights with one stop, the median duration extends to about 8 hours and 4 minutes. Travelers should account for these differences when planning their journey. Direct flights offer a considerably shorter travel experience.

Should I set a price alert for Seattle to Houston flights?

Historically, flights on the Seattle to Houston route have frequently exhibited price changes over a 30-day period. This suggests that prices for this route tend to fluctuate, making it beneficial to monitor fares. Setting a price alert could help travelers identify more favorable pricing opportunities as they arise. Given the historical frequency of price adjustments, an alert can be a useful tool.

Flights From Seattle

To Houston

Cheap Flights from Seattle to Houston

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Prices updated 6 days ago

406 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 2, 2026.)

Today’s best flight deals from Seattle to Houston

Explore current cheapest deals departing from Seattle to Houston

2026-08-19 – 2026-08-24
SEA - Houston
85% AI deal score
$306
$163
Round trip
2026-08-25 – 2026-08-31
SEA - Houston
83% AI deal score
$296
$176
Round trip
2026-08-24 – 2026-08-31
SEA - Houston
83% AI deal score
$294
$178
Round trip
2026-11-10 – 2026-11-14
SEA - Houston
81% AI deal score
$295
$191
Round trip
2026-08-26 – 2026-08-29
SEA - Houston
82% AI deal score
$314
$192
Round trip
2026-08-24 – 2026-08-27
SEA - Houston
82% AI deal score
$319
$197
Round trip
2026-08-29 – 2026-09-11
SEA - Houston
72% AI deal score
$253
$204
Round trip
2026-08-25 – 2026-09-11
SEA - Houston
71% AI deal score
$246
$204
Round trip
2026-08-26 – 2026-09-11
SEA - Houston
72% AI deal score
$249
$204
Round trip
2026-08-27 – 2026-09-11
SEA - Houston
72% AI deal score
$251
$204
Round trip

Seattle to Houston: Overview

Insights for flights from Seattle to Houston

Right now, only 2% of recent fares from Seattle to Houston are classified as a good price. Fares for this route typically range from $557–$1242, with a median of $752. Current fares are below the typical level, indicating potential savings for travelers.

For cheap flights from Seattle to Houston, the data indicates that September is typically the most affordable month, with a median fare of $250. Following closely, August also offers competitive pricing with a median of $367, and June presents a median fare of $384. Planning your trip during these months could lead to more economical travel.

A typical journey from Seattle to Houston covers a distance of 3013 km. This classifies the route as a medium-haul flight. Such a distance means you can expect a significant travel time, often with connections.

The typical journey time from Seattle to Houston, including connections, is approximately 15h 47m. This extended duration is due to most itineraries connecting at least once, with the median number of stopovers for connecting flights being 2. Only 13.6% of recent fares are for direct flights from Seattle to Houston, meaning most travelers will experience one or more stops.

How much is a round trip from Seattle to Houston

Regular price: $239 - $332

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

The regular price range for flights from Seattle to Houston is $239 to $332. The current lowest deal is $163 with Frontier Airlines for travel from Aug 19-Aug 24.

now $163

Low $239

High $332

The cheapest time to fly from Seattle to Houston

Flights from Seattle to Houston are cheapest in September, with a median price of $287. The most expensive month to fly is January, with a median price of $2903. Prices are generally lower from March to November.

September

Cheapest

Flights from $287

January

Most Expensive

Flights from $2,903

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Houston

Alaska Airlines, Inc.

Southwest Airlines

Last-minute flights going from Seattle to Houston

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$598

$418

One-way

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$602

$419

One-way

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$615

$423

One-way

Mon, Aug 3

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$615

$423

One-way

Mon, Aug 3

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$598

$423

One-way

Wed, Aug 5

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$577

$423

One-way

Biggest price drops on these dates for flights from Seattle to Houston

4 nights

Sep 26 - Sep 30

$335 → $170

49%

5 nights

Aug 19 - Aug 24

$304 → $155

49%

4 nights

Aug 20 - Aug 24

$310 → $163

47%

2 nights

Aug 20 - Aug 22

$313 → $167

47%

Popular Airports to fly from Seattle to Houston

Seattle - Houston route insights

💸 Price insights

Recent fares are below the typical level at $163.

Recent fares from Seattle to Houston are below the typical level, with prices at $163.

📅 Best time to fly

September is historically the cheapest month to fly at $287.

Historically, September is the cheapest month to fly from Seattle to Houston, with a median price of $287.

⏱️ Flight duration

Direct flights take 4h 24m; connecting flights take 15h 47m.

Direct flights from Seattle to Houston take 4h 24m, while connecting flights average 15h 47m.

✈️ Airlines & availability

Connecting flights are dominant, with 2 median stopovers.

Connecting flights are dominant on this route, with a median of 2 stopovers when connecting.

🏆 Airline highlight

Frontier Airlines offers a recent deal for $163.

Frontier Airlines recently offered a deal for $163 from Seattle to Houston.

🎯 Booking tip

Deals are frequent for this route.

Deals for flights from Seattle to Houston are frequent, appearing within a 30-day window.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a good option for flights from Seattle to Houston.

📍 ~18 km from Seattle city center (reachable by car, bus, or link light rail).

💸 Flights from ~$148

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a convenient arrival option for flights to Houston.

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

💸 Flights from ~$138

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International offers extensive domestic and international routes, providing a robust alternative for your arrival.

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

💸 Flights from ~$215

Business & First Class Flight Deals to Houston

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

Elite

Best Elite deals to Houston

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

From SEA

Elite

Aug 31

Houston, United States

81% AI deal score

$1,266

$1,021

Save $245

United Airlines

Business Class

From SEA

Elite

Sep 29

Houston, United States

77% AI deal score

$1,346

$1,038

Save $308

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Oct 06

Houston, United States

77% AI deal score

$1,321

$1,038

Save $283

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 29

Houston, United States

76% AI deal score

$1,277

$1,037

Save $240

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 19

Houston, United States

76% AI deal score

$1,294

$1,038

Save $256

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 09

Houston, United States

76% AI deal score

$1,293

$1,038

Save $255

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Aug 10

Houston, United States

76% AI deal score

$1,624

$1,337

Save $287

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 08

Houston, United States

75% AI deal score

$1,241

$1,037

Save $204

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 15

Houston, United States

75% AI deal score

$1,205

$1,038

Save $167

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Oct 13

Houston, United States

75% AI deal score

$1,210

$1,038

Save $172

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 15

Houston, United States

75% AI deal score

$1,203

$1,038

Save $165

Alaska Airlines, Inc.

Business Class

From SEA

Elite

Sep 09

Houston, United States

75% AI deal score

$1,222

$1,038

Save $184

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Houston

Historically, the optimal booking window for flights from Seattle to Houston is typically 14-27 days before departure. During this period, the average price for a flight has been observed at approximately $862. Booking within 0-6 days of departure generally sees a higher average price of $1395, while booking 60+ days out also tends to be more expensive, averaging around $1164. Analyzing a 90-day window, securing your flight within the 14-27 day timeframe often provides the most favorable pricing.

Based on historical data from the trailing 90 days, a good price for a flight from Seattle to Houston is considered to be $557 or less. The median price for this route has been $752. Prices can vary, with 75% of observed fares being $1242 or less. Travelers aiming for a more economical trip should target prices around the $557 mark.

Historically, the cheapest months to fly from Seattle to Houston are typically September, August, and June. September has shown a median price of $250, while August's median price was $367. The annual median price for this route, based on a 270-day window, is $752. Planning your travel during these months can result in more economical fares compared to the annual average.

Related routes

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Flights to Houston from other cities

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Seattle to Houston: Overview

Insights for flights from Seattle to Houston

How much is a round trip from Seattle to Houston

Regular price: $239 - $332

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

The regular price range for flights from Seattle to Houston is $239 to $332. The current lowest deal is $163 with Frontier Airlines for travel from Aug 19-Aug 24.

now $163

Low $239

High $332

The cheapest time to fly from Seattle to Houston

September

Cheapest

Flights from $287

January

Most Expensive

Flights from $2,903

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Seattle to Houston

Alaska Airlines, Inc.

Southwest Airlines

Last-minute flights going from Seattle to Houston

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$598

$418

One-way

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$602

$419

One-way

Sun, Aug 2

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$615

$423

One-way

Mon, Aug 3

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$615

$423

One-way

Mon, Aug 3

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$598

$423

One-way

Wed, Aug 5

⌛ Last-Minute

SEA - Houston

Seattle (SEA) - Houston (IAH)

Frontier Airlines

$577

$423

One-way

Biggest price drops on these dates for flights from Seattle to Houston

4 nights

Sep 26 - Sep 30

$335 → $170

49%

5 nights

Aug 19 - Aug 24

$304 → $155

49%

4 nights

Aug 20 - Aug 24

$310 → $163

47%

2 nights

Aug 20 - Aug 22

$313 → $167

47%

Popular Airports to fly from Seattle to Houston

Seattle - Houston route insights

💸 Price insights

Recent fares are below the typical level at $163.

Recent fares from Seattle to Houston are below the typical level, with prices at $163.

📅 Best time to fly

September is historically the cheapest month to fly at $287.

Historically, September is the cheapest month to fly from Seattle to Houston, with a median price of $287.

⏱️ Flight duration

Direct flights take 4h 24m; connecting flights take 15h 47m.

Direct flights from Seattle to Houston take 4h 24m, while connecting flights average 15h 47m.

✈️ Airlines & availability

Connecting flights are dominant, with 2 median stopovers.

Connecting flights are dominant on this route, with a median of 2 stopovers when connecting.

🏆 Airline highlight

Frontier Airlines offers a recent deal for $163.

Frontier Airlines recently offered a deal for $163 from Seattle to Houston.

🎯 Booking tip

Deals are frequent for this route.

Deals for flights from Seattle to Houston are frequent, appearing within a 30-day window.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a good option for flights from Seattle to Houston.

📍 ~18 km from Seattle city center (reachable by car, bus, or link light rail).

💸 Flights from ~$148

Houston main airports to arrive at

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a convenient arrival option for flights to Houston.

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

💸 Flights from ~$138

Airports nearby Houston used as alternative

Austin–Bergstrom International (AUS)

Austin–Bergstrom International offers extensive domestic and international routes, providing a robust alternative for your arrival.

Houston, United States

75% AI deal score

$1,222

$1,038

Save $184

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Houston

Cheap Flights from Seattle to Houston

Today’s best flight deals from Seattle to Houston

Seattle to Houston: Overview

Insights for flights from Seattle to Houston

How much is a round trip from Seattle to Houston

The cheapest time to fly from Seattle to Houston

Direct flights from Seattle to Houston

Last-minute flights going from Seattle to Houston

Biggest price drops on these dates for flights from Seattle to Houston

Popular Airports to fly from Seattle to Houston

Seattle - Houston route insights

Recent fares are below the typical level at $163.

September is historically the cheapest month to fly at $287.

Direct flights take 4h 24m; connecting flights take 15h 47m.

Connecting flights are dominant, with 2 median stopovers.

Frontier Airlines offers a recent deal for $163.

Deals are frequent for this route.

Seattle 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

Aug 31

Sep 29

Oct 06

Sep 29

Sep 19

Sep 09

Aug 10

Sep 08

Sep 15

Oct 13

Sep 15

Sep 09

Frequently Asked Questions About Flights to Houston

When is the best time to book flights from Seattle to Houston?

What is a good price for a flight from Seattle to Houston?

When is the cheapest time of year to fly from Seattle to Houston?

What percentage of Seattle to Houston flights are direct?

What's the flight time from Seattle to Houston?

Should I set a price alert for Seattle to Houston flights?

Related routes

More routes from Seattle

Flights to Houston from other cities

Seattle to Houston: Overview

Insights for flights from Seattle to Houston

How much is a round trip from Seattle to Houston

The cheapest time to fly from Seattle to Houston

Direct flights from Seattle to Houston

Last-minute flights going from Seattle to Houston

Biggest price drops on these dates for flights from Seattle to Houston

Popular Airports to fly from Seattle to Houston

Seattle - Houston route insights

Recent fares are below the typical level at $163.

September is historically the cheapest month to fly at $287.

Direct flights take 4h 24m; connecting flights take 15h 47m.

Connecting flights are dominant, with 2 median stopovers.

Frontier Airlines offers a recent deal for $163.

Deals are frequent for this route.

Seattle 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

Aug 31

Sep 29

Oct 06

Sep 29

Sep 19

Sep 09

Aug 10

Sep 08

Sep 15

Oct 13

Sep 15

Sep 09

Frequently Asked Questions About Flights to Houston

When is the best time to book flights from Seattle to Houston?

What is a good price for a flight from Seattle to Houston?

When is the cheapest time of year to fly from Seattle to Houston?