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FlightsFrom Houston

To Seattle

Cheap Flights from Houston to Seattle

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

Deals from

Houston

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

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Todayโ€™s best flight deals from Houston to Seattle

Explore current cheapest deals departing from Houston to Seattle

September 16 - September 21

Cheapest
Best

IAH - Seattle

$359

$187

Round trip

October 26 - October 27

Best

IAH - Seattle

$352

$188

Round trip

October 19 - October 27

IAH - Seattle

$336

$188

Round trip

October 19 - October 20

Best

IAH - Seattle

$347

$188

Round trip

October 7 - October 27

IAH - Seattle

$304

$204

Round trip

October 7 - October 20

IAH - Seattle

$315

$204

Round trip

September 8 - September 17

IAH - Seattle

$328

$228

Round trip

August 19 - August 31

Earliest

IAH - Seattle

$550

$234

Round trip

September 2 - September 30

IAH - Seattle

$290

$244

Round trip

September 7 - September 21

IAH - Seattle

$310

$246

Round trip

Unlock all 500+ flight deals to Seattle and get alerts when great deals appear

Route Intelligence โ€” 486,190 Searches this Week

Insights for flights from Houston to Seattle

For those seeking cheap flights from Houston to Seattle, the data indicates that February is typically the most affordable month, with a median fare of $229. Other budget-friendly options include December, where the median fare is $288, and April, with a median of $306. Planning your travel during these months can lead to significant savings on your journey.
Fares for flights from Houston to Seattle typically range from $358โ€“$677, with a median price of $471. Right now, current fares are above the typical level for this route. Approximately 18% of recent fares were classified as a good price, suggesting that deals can be found if you monitor prices.
When flying from Houston to Seattle, most itineraries connect at least once, with only 20.9% of recent fares being direct flights from Houston to Seattle. For itineraries that include connections, the typical number of stopovers is 2. This means you should generally expect a journey with at least one intermediate stop.
A typical journey from Houston to Seattle takes approximately 15h 48m, including connections. This duration accounts for the fact that most itineraries on this route involve one or more stopovers, reflecting the overall travel time you can expect.
The distance between Houston and Seattle is approximately 3013 kilometers. This classifies the route as a medium-haul flight, indicating a substantial distance that typically involves several hours of travel time.

How much is a round trip from Houston to Seattle

Regular price: $272 - $377

Prices are currently below the regular range.

Flights from Houston to Seattle typically range from $272 to $377. The current lowest price is $187 with Frontier Airlines for travel from Sep 16 to Sep 21.

now $187

Low $272

High $377

The cheapest time to fly from Houston to Seattle

The cheapest month to fly from Houston to Seattle is February, with a median price of $229. The most expensive month is March, with a median price of $855. Generally, prices are lower from February to December.

February

Cheapest

Flights from $229

March

Most Expensive

Flights from $855

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Direct flights from Houston to Seattle

Airline logo

Alaska Airlines, Inc.

Last-minute flights going from Houston to Seattle

Tue, Jul 14

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$255

$260

One-way

Wed, Jul 15

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$255

$260

One-way

Wed, Jul 15

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$255

$260

One-way

Wed, Jul 22

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$250

$260

One-way

Sat, Aug 1

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$621

$286

One-way

Sun, Aug 2

โŒ› Last-Minute

IAH - Seattle

Frontier Airlines

Houston (IAH) - Seattle (SEA)

Frontier Airlines

$621

$289

One-way

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

2 nights

Aug 29 - Aug 31

$630ย ย โ†’ย ย $257

59%

3 nights

Aug 24 - Aug 27

$627ย ย โ†’ย ย $256

59%

4 nights

Aug 11 - Aug 15

$631ย ย โ†’ย ย $260

59%

1 night

Aug 6 - Aug 7

$626ย ย โ†’ย ย $263

58%

Popular Airports to fly from Houston to Seattle

Houston - Seattle route insights

๐Ÿ’ธ Price insights

Recent fares are above the typical level

Recent fares for Houston to Seattle are above the typical level, with a median price of $471.

๐Ÿ“… Best time to fly

February is historically the cheapest month to fly

Historically, February is the cheapest month to fly from Houston to Seattle, with a median price of $229.

โฑ๏ธ Flight duration

Connecting flights take 15h 48m on average

Connecting flights from Houston to Seattle typically take 15h 48m, with 2 stopovers being common.

โœˆ๏ธ Airlines & availability

Connecting flights are dominant on this route

Connecting flights make up 79.1% of deals, with 1.03 deals per day historically.

๐Ÿ† Airline highlight

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. is one airline offering direct flights from Houston to Seattle.

๐ŸŽฏ Booking tip

Good prices are available 18% of the time

Historically, good prices for flights from Houston to Seattle are available 18% of the time.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport offers flights to Seattle, providing a convenient option for your journey.

๐Ÿ“ ~25 km from Houston (reachable by car)

๐Ÿ’ธ Flights from ~$187

William P. Hobby (HOU)

William P. Hobby Airport is another Houston departure point for flights to Seattle.

๐Ÿ“ ~15 km from Houston (reachable by car)

๐Ÿ’ธ Flights from ~$187

Seattle main airports to arrive at

Seattleโ€“Tacoma International (SEA)

Cheapest

Seattleโ€“Tacoma International Airport is a convenient arrival option for flights from Houston to Seattle.

๐Ÿ“ ~18 km from Seattle (reachable by car, train, and bus).

๐Ÿ’ธ Flights from ~$187

Boeing Field (BFI)

Boeing Field offers an alternative arrival point for travelers flying from Houston to Seattle.

๐Ÿ“ ~8 km from Seattle (reachable by car and bus).

๐Ÿ’ธ Flights from ~$638

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base provides a unique arrival experience for flights from Houston to Seattle.

๐Ÿ“ ~3 km from Seattle (reachable by car and bus).

๐Ÿ’ธ Flights from ~$1353

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Paine Field Everett is a convenient alternative for Seattle's North-end residents, offering shorter security wait times.

๐Ÿ“ ~35 km from Seattle (reachable by car)

๐Ÿ’ธ Flights from ~$308

Portland International (PDX)

Cheapest

Portland International is a major international hub that can be a price competitor for long-haul flights.

๐Ÿ“ ~230 km from Seattle (reachable by car or train)

๐Ÿ’ธ Flights from ~$197

Vancouver International (YVR)

Vancouver International is a major international gateway with extensive flight options, potentially offering lower fares.

๐Ÿ“ ~200 km from Seattle (reachable by car)

๐Ÿ’ธ Flights from ~$311

Bellingham International (BLI)

Bellingham International is a primary low-cost carrier airport for the region, featuring budget-friendly fares.

๐Ÿ“ ~145 km from Seattle (reachable by car)

๐Ÿ’ธ Flights from ~$225

Abbotsford International (YXX)

Abbotsford International is an alternative low-cost gateway for travelers seeking Canadian domestic connections.

๐Ÿ“ ~165 km from Seattle (reachable by car)

๐Ÿ’ธ Flights from ~$366

Business & First Class Flight Deals to Seattle

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

Elite

Best Elite deals to Seattle

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

From IAH

Elite

Sep 19

Seattle, United States

83% AI deal score

$1,373

$995

Save $378

From IAH

Elite

Nov 07

Seattle, United States

82% AI deal score

$1,234

$997

Save $237

From IAH

Elite

Aug 19

Seattle, United States

82% AI deal score

$1,212

$997

Save $215

From IAH

Elite

Jun 25

Seattle, United States

82% AI deal score

$1,717

$1,307

Save $410

From IAH

Elite

Jun 17

Seattle, United States

82% AI deal score

$2,248

$1,417

Save $831

From IAH

Elite

Jul 09

Seattle, United States

81% AI deal score

$1,657

$1,127

Save $530

From IAH

Elite

Aug 22

Seattle, United States

81% AI deal score

$1,213

$845

Save $368

From IAH

Elite

Jun 25

Seattle, United States

81% AI deal score

$1,591

$1,085

Save $506

From IAH

Elite

Jun 17

Seattle, United States

81% AI deal score

$1,773

$1,235

Save $538

From IAH

Elite

Jun 27

Seattle, United States

79% AI deal score

$1,555

$1,135

Save $420

From IAH

Elite

Jun 30

Seattle, United States

78% AI deal score

$1,684

$1,262

Save $422

From IAH

Elite

Jun 23

Seattle, United States

78% AI deal score

$1,716

$1,307

Save $409

From IAH

Elite

Sep 29

Seattle, United States

77% AI deal score

$1,330

$1,037

Save $293

From IAH

Elite

Oct 17

Seattle, United States

77% AI deal score

$1,202

$997

Save $205

From IAH

Elite

Oct 10

Seattle, United States

77% AI deal score

$1,192

$997

Save $195

From IAH

Elite

Aug 22

Seattle, United States

77% AI deal score

$1,204

$845

Save $359

From IAH

Elite

Aug 19

Seattle, United States

77% AI deal score

$1,202

$845

Save $357

From IAH

Elite

Aug 26

Seattle, United States

77% AI deal score

$1,176

$845

Save $331

From IAH

Elite

Sep 26

Seattle, United States

76% AI deal score

$1,310

$1,037

Save $273

From IAH

Elite

Sep 15

Seattle, United States

76% AI deal score

$1,301

$1,037

Save $264

From IAH

Elite

Sep 26

Seattle, United States

76% AI deal score

$1,270

$1,037

Save $233

From IAH

Elite

Sep 02

Seattle, United States

76% AI deal score

$1,270

$1,037

Save $233

From IAH

Elite

Sep 23

Seattle, United States

76% AI deal score

$1,297

$1,037

Save $260

From IAH

Elite

Sep 01

Seattle, United States

76% AI deal score

$1,283

$1,037

Save $246

From IAH

Elite

Oct 06

Seattle, United States

76% AI deal score

$1,186

$997

Save $189

From IAH

Elite

Aug 25

Seattle, United States

76% AI deal score

$1,190

$1,037

Save $153

From IAH

Elite

Sep 15

Seattle, United States

76% AI deal score

$1,202

$1,037

Save $165

From IAH

Elite

Sep 19

Seattle, United States

76% AI deal score

$1,212

$1,037

Save $175

From IAH

Elite

Aug 19

Seattle, United States

76% AI deal score

$1,161

$885

Save $276

From IAH

Elite

Aug 29

Seattle, United States

76% AI deal score

$1,175

$885

Save $290

From IAH

Elite

Aug 20

Seattle, United States

76% AI deal score

$1,211

$885

Save $326

From IAH

Elite

Aug 18

Seattle, United States

76% AI deal score

$1,217

$885

Save $332

From IAH

Elite

Aug 24

Seattle, United States

76% AI deal score

$1,166

$885

Save $281

From IAH

Elite

Aug 24

Seattle, United States

76% AI deal score

$1,173

$885

Save $288

From IAH

Elite

Aug 26

Seattle, United States

76% AI deal score

$1,173

$885

Save $288

From IAH

Elite

Aug 23

Seattle, United States

76% AI deal score

$1,163

$885

Save $278

From IAH

Elite

Sep 29

Seattle, United States

75% AI deal score

$1,265

$1,037

Save $228

From IAH

Elite

Sep 26

Seattle, United States

75% AI deal score

$1,212

$1,037

Save $175

From IAH

Elite

Sep 26

Seattle, United States

75% AI deal score

$1,221

$1,037

Save $184

From IAH

Elite

Sep 29

Seattle, United States

75% AI deal score

$1,216

$1,037

Save $179

From IAH

Elite

Sep 23

Seattle, United States

75% AI deal score

$1,216

$1,037

Save $179

From IAH

Elite

Sep 01

Seattle, United States

75% AI deal score

$1,220

$1,037

Save $183

From IAH

Elite

Sep 23

Seattle, United States

75% AI deal score

$1,210

$1,037

Save $173

From IAH

Elite

Sep 02

Seattle, United States

75% AI deal score

$1,209

$1,037

Save $172

From IAH

Elite

Jun 23

Seattle, United States

75% AI deal score

$1,711

$1,377

Save $334

From IAH

Elite

Sep 26

Seattle, United States

75% AI deal score

$1,143

$997

Save $146

From IAH

Elite

Jun 24

Seattle, United States

75% AI deal score

$1,719

$1,447

Save $272

From IAH

Elite

Sep 15

Seattle, United States

74% AI deal score

$1,156

$1,037

Save $119

From IAH

Elite

Sep 15

Seattle, United States

74% AI deal score

$1,154

$1,037

Save $117

From IAH

Elite

Sep 15

Seattle, United States

74% AI deal score

$1,184

$1,037

Save $147

From IAH

Elite

Sep 15

Seattle, United States

74% AI deal score

$1,168

$1,037

Save $131

From IAH

Elite

Sep 26

Seattle, United States

74% AI deal score

$1,163

$1,037

Save $126

From IAH

Elite

Sep 29

Seattle, United States

74% AI deal score

$1,158

$1,037

Save $121

From IAH

Elite

Sep 26

Seattle, United States

74% AI deal score

$1,163

$1,037

Save $126

From IAH

Elite

Sep 29

Seattle, United States

74% AI deal score

$1,158

$1,037

Save $121

From IAH

Elite

Sep 15

Seattle, United States

74% AI deal score

$1,146

$1,037

Save $109

From IAH

Elite

Sep 01

Seattle, United States

74% AI deal score

$1,145

$1,037

Save $108

From IAH

Elite

Sep 01

Seattle, United States

74% AI deal score

$1,169

$1,037

Save $132

From IAH

Elite

Sep 02

Seattle, United States

74% AI deal score

$1,151

$1,037

Save $114

From IAH

Elite

Sep 02

Seattle, United States

74% AI deal score

$1,196

$1,037

Save $159

From IAH

Elite

Sep 01

Seattle, United States

74% AI deal score

$1,163

$1,037

Save $126

From IAH

Elite

Sep 02

Seattle, United States

74% AI deal score

$1,151

$1,037

Save $114

From IAH

Elite

Aug 22

Seattle, United States

74% AI deal score

$1,512

$1,152

Save $360

From IAH

Elite

Sep 19

Seattle, United States

74% AI deal score

$1,126

$1,037

Save $89

From IAH

Elite

Dec 04

Seattle, United States

74% AI deal score

$1,318

$1,172

Save $146

From IAH

Elite

Aug 07

Seattle, United States

74% AI deal score

$1,435

$1,300

Save $135

From IAH

Elite

Oct 06

Seattle, United States

74% AI deal score

$988

$845

Save $143

From IAH

Elite

Sep 01

Seattle, United States

74% AI deal score

$1,003

$845

Save $158

From IAH

Elite

Sep 08

Seattle, United States

74% AI deal score

$998

$845

Save $153

From IAH

Elite

Sep 16

Seattle, United States

74% AI deal score

$1,010

$845

Save $165

From IAH

Elite

Sep 15

Seattle, United States

73% AI deal score

$1,132

$1,037

Save $95

From IAH

Elite

Sep 01

Seattle, United States

73% AI deal score

$1,123

$1,037

Save $86

From IAH

Elite

Sep 01

Seattle, United States

73% AI deal score

$1,123

$1,037

Save $86

From IAH

Elite

Sep 01

Seattle, United States

73% AI deal score

$1,123

$1,037

Save $86

From IAH

Elite

Aug 05

Seattle, United States

73% AI deal score

$1,170

$1,097

Save $73

From IAH

Elite

Jun 24

Seattle, United States

73% AI deal score

$1,586

$1,448

Save $138

From IAH

Elite

Aug 22

Seattle, United States

73% AI deal score

$1,363

$1,097

Save $266

From IAH

Elite

Nov 11

Seattle, United States

73% AI deal score

$1,233

$1,132

Save $101

From IAH

Elite

Dec 26

Seattle, United States

73% AI deal score

$1,519

$1,222

Save $297

From IAH

Elite

Aug 17

Seattle, United States

73% AI deal score

$1,421

$1,300

Save $121

From IAH

Elite

Oct 02

Seattle, United States

73% AI deal score

$999

$885

Save $114

From IAH

Elite

Oct 30

Seattle, United States

73% AI deal score

$1,030

$925

Save $105

From IAH

Elite

Aug 26

Seattle, United States

72% AI deal score

$1,063

$1,037

Save $26

From IAH

Elite

Aug 26

Seattle, United States

72% AI deal score

$1,074

$1,037

Save $37

From IAH

Elite

Aug 07

Seattle, United States

72% AI deal score

$1,137

$1,097

Save $40

From IAH

Elite

Aug 05

Seattle, United States

72% AI deal score

$1,137

$1,097

Save $40

From IAH

Elite

Jul 06

Seattle, United States

72% AI deal score

$1,135

$1,097

Save $38

From IAH

Elite

Jul 17

Seattle, United States

72% AI deal score

$1,369

$1,117

Save $252

From IAH

Elite

Aug 09

Seattle, United States

72% AI deal score

$1,350

$1,147

Save $203

From IAH

Elite

Sep 04

Seattle, United States

72% AI deal score

$1,399

$1,172

Save $227

From IAH

Elite

Jul 02

Seattle, United States

72% AI deal score

$1,577

$1,277

Save $300

From IAH

Elite

Nov 18

Seattle, United States

72% AI deal score

$929

$885

Save $44

From IAH

Elite

Aug 12

Seattle, United States

72% AI deal score

$1,192

$925

Save $267

From IAH

Elite

Oct 27

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Oct 21

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Aug 26

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Oct 27

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Aug 26

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Oct 20

Seattle, United States

71% AI deal score

$1,037

From IAH

Elite

Aug 12

Seattle, United States

71% AI deal score

$1,097

Frequently Asked Questions About Flights to Seattle

Historically, the lowest average prices for flights from Houston to Seattle are found when booking 60+ days in advance, with an average price of $648. Booking within 14-27 days of departure typically sees an average price of $688. Prices tend to increase significantly for last-minute bookings, with flights booked 0-6 days out averaging $1457.

Across the trailing quarter, a good price for a flight from Houston to Seattle is considered to be $358 or less. The median price for this route was $471. Prices typically range, with 75% of fares historically being $677 or less.

Historically, February has been the cheapest month to fly from Houston to Seattle, with a median price of $229. December also offers lower prices, with a median of $288. The annual median price for this route is $471, indicating that these months typically provide significant savings.