Cheap Flight Tickets from Seattle (SEA) to Houston (IAH), Starting at $312

Good to Know: Cheapest and Fastest SEA - IAH Flights

Useful information for finding best airline tickets from Seattle Tacoma International to George Bush Intercontinental Houston on your next trip.

Cheapest Round Trip Flight

$312

DL Delta Airlines • 1 stop • 15h 12m

Sep 16 – Sep 30

The cheapest round trip flight from Seattle to Houston (SEA-IAH-SEA) is currently $312

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Cheapest Direct Flight

$528

AS Alaska Airlines • nonstop • 7h 5m

Aug 29

The cheapest nonstop flight from Seattle to Houston (SEA-IAH) is currently $528

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Fastest Flight

6h 58m

The fastest nonstop flight from Seattle to Houston (SEA-IAH) takes 6h 58m

Top Airlines Flying from Seattle to Houston

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Seattle (SEA) to Houston (IAH)

Compare and book low fare round-trip air tickets from Seattle to Houston. Ideal for travelers with confirmed return itineraries.

Sep 16 - Sep 30, Economy
DL
Seattle → Houston
15h 12m
- • 1 stop
F9
Seattle → Houston
10h 38m
- • 1 stop
$312
Delta Airlines
Sep 16 - Sep 30, Economy
AS
Seattle → Houston
7h 12m
10:41 AM - 5:13 PM • nonstop
AS
Seattle → Houston
13h 33m
2:08 PM - 8:21 PM • 1 stop
$486
Alaska Airlines
Sep 16 - Sep 30, Economy
UA
Seattle → Houston
10h 23m
2:34 PM - 10:57 PM • 1 stop
UA
Seattle → Houston
14h 17m
11:55 AM - 6:52 PM • 1 stop
$491
United Airlines
Sep 16 - Sep 30, Economy
UA
Seattle → Houston
13h 33m
12:44 PM - 10:57 PM • 1 stop
UA
Seattle → Houston
11h 43m
7:20 AM - 12:23 PM • 1 stop
$491
United Airlines
Sep 16 - Sep 30, Economy
AS
Seattle → Houston
29h 10m
5:41 PM - 1:31 PM • 1 stop
AS
Seattle → Houston
10h 23m
6:16 PM - 10:39 PM • 1 stop
$619
Alaska Airlines
Sep 16 - Sep 30, Economy
UA
Seattle → Houston
15h 19m
6:52 PM - 6:11 AM • 1 stop
UA
Seattle → Houston
10h 26m
7:20 AM - 11:46 AM • 1 stop
$823
United Airlines

Fly from Seattle to Houston with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Houston? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Seattle to Houston Flights

What are the airports in Seattle?
SEA
What’s the most popular airline flying from SEA to IAH?
The most popular airline flying from Seattle to Houston are
Can I fly from SEA to IAH non-stop?
Yes, you can fly SEA to IAH non-stop on
Which airlines fly nonstop between Seattle and Houston?
The non-stop flights between Seattle and Houston are .
What’s the earliest departure time from SEA to IAH Airport?
The earliest flight leaves SEA at 6:30 am and lands in IAH - George Bush Intercontinental Houston
What are the airports in Houston?
IAH
Can I make changes to my Seattle to Houston flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SEA to IAH?
Read the fare rules of the Seattle to Houston air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Seattle and Houston?
operate flights between Seattle and Houston
How long does a flight from Seattle to Houston take?
It takes approximately 4 hour to fly non-stop from SEA to IAH, which is 1873.81 miles by air.
Which airlines provide the cheapest flights from Seattle (SEA) to Houston (IAH) ?
In the past couple of days, the cheapest tickets to IAH from SEA were found on AS : USD 486
Do I need a passport to fly between SEA and IAH?
No
What’s the latest departure time from SEA to IAH ?
The last flight leaves SEA at 12:3500 pm

Seattle (SEA) to Houston (IAH): Airport Information

Origin Airport Seattle Tacoma International , Seattle, US
Destination Airport George Bush Intercontinental Houston , Houston, US
Distance 1874 miles

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