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Seattle – Houston: cheap flights

Prices on this page were found by travellers in recent searches. Choose your dates to see live prices from airlines and travel agencies.Round trips from Seattle to Houston currently start at $168. The cheapest month is December, from $168. Direct flights from $333.

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Round trip from

$168

28 Dec – 1 Jan · Frontier Airlines · 1 stop

found today

Also for this trip: eSIM Transfer

Direct flights from

$333

12 Jan – 13 Jan · Alaska Airlines

The route at a glance

About 3039 km separate Seattle and Houston; the quickest flight is 4 h 19 min and a typical one 5 h 40 min.

20% of the cheapest tickets are direct; Frontier Airlines carries 50% of them.

Most cheap flights leave from Seattle-Tacoma International Airport (18 km from the centre of Seattle).

Most land at George Bush Intercontinental Airport (25 km from the centre of Houston).

A one-way ticket starts at $127, a round trip at $168.

Cheapest price by month

MonthRound trip from
November 2026$291
December 2026$168
January 2027$333
February 2027$174
April 2027$549

Cheapest day to fly

Looking two months ahead, 12 December is the cheapest date to leave, at $127.

Tuesday is the cheapest day of the week to fly.

Cheapest day to fly
MonTueWedThuFriSatSun
13
$214
14
$173
15
$173
16
$173
17
$173
18
$173
19
$173
20
$173
21
$173
22
$173
23
$173
24
$131
25
$136
26
$136
27
$140
12
$127
13
$142
14
$142
15
$142
16
$142
17
$142
18
$142
19
$142
20
$142
21
$142
22
$142
23
$142
24
$142
25
$142
26
$142
27
$142
28
$158

Cheaper More expensive

  • $127 — Saturday, Dec. 12, 2026
  • $131 — Tuesday, Nov. 24, 2026
  • $136 — Wednesday, Nov. 25, 2026
  • $136 — Thursday, Nov. 26, 2026
  • $140 — Friday, Nov. 27, 2026
  • $142 — Sunday, Dec. 13, 2026
  • $142 — Monday, Dec. 14, 2026
  • $142 — Tuesday, Dec. 15, 2026
  • $142 — Wednesday, Dec. 16, 2026
  • $142 — Thursday, Dec. 17, 2026
  • $142 — Friday, Dec. 18, 2026
  • $142 — Saturday, Dec. 19, 2026
  • $142 — Sunday, Dec. 20, 2026
  • $142 — Monday, Dec. 21, 2026
  • $142 — Tuesday, Dec. 22, 2026
  • $142 — Wednesday, Dec. 23, 2026
  • $142 — Thursday, Dec. 24, 2026
  • $142 — Friday, Dec. 25, 2026
  • $142 — Saturday, Dec. 26, 2026
  • $142 — Sunday, Dec. 27, 2026
  • $158 — Monday, Dec. 28, 2026
  • $173 — Saturday, Nov. 14, 2026
  • $173 — Sunday, Nov. 15, 2026
  • $173 — Monday, Nov. 16, 2026
  • $173 — Tuesday, Nov. 17, 2026
  • $173 — Wednesday, Nov. 18, 2026
  • $173 — Thursday, Nov. 19, 2026
  • $173 — Friday, Nov. 20, 2026
  • $173 — Saturday, Nov. 21, 2026
  • $173 — Sunday, Nov. 22, 2026
  • $173 — Monday, Nov. 23, 2026
  • $214 — Friday, Nov. 13, 2026
  • $234 — Sunday, Nov. 29, 2026
  • $307 — Saturday, Nov. 28, 2026

Price trend, last 30 days

Prices over the past month ranged from $168 to $405, with $312 the usual level.

Today's price is 46% below that average — a good moment to book.

  • 5 October — $302
  • 10 October — $302
  • 15 October — $372
  • 20 October — $318
  • 25 October — $318
  • 30 October — $405
  • 4 November — $168

Trip length and timing

The cheapest tickets are for stays of about 3 nights (the very cheapest: 4 nights), booked around 54 days ahead.

Airlines on this route

Airports used

Trip essentials

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Questions and answers

What is the cheapest price for flights from Seattle to Houston?
The cheapest round-trip ticket found recently costs $168.
Which month is the cheapest to fly from Seattle to Houston?
December 2026 is currently the cheapest month, with tickets from $168.
Are there direct flights from Seattle to Houston?
Yes. Direct flights were found from $333.
Which airlines fly from Seattle to Houston?
Airlines found on this route: American Airlines, Alaska Airlines, jetBlue, Frontier Airlines, United Airlines, Southwest Airlines.
How far is Houston from Seattle?
The distance is about 3039 km. A direct flight takes about 4 h 19 min.
How long is the flight from Seattle to Houston?
The shortest flight takes 4 h 19 min; most take about 5 h 40 min.
Which airports do flights from Seattle to Houston use?
Most depart from Seattle-Tacoma International Airport and arrive at George Bush Intercontinental Airport.
What is the cheapest day of the week to fly from Seattle to Houston?
In the next two months, Tuesday departures are the cheapest; the single cheapest day is 12 December at $127.
Round trip from $168 Check live prices