$169 Find Cheap Flights from Seattle to Houston - Compare and Save

Among airlines operating Seattle to Houston flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• United Airlines: offers extra legroom; offers free seat selection
• Southwest: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Seattle and Houston. The airlines offering nonstop flights on this route include:

• United Airlines
• Alaska Airlines
• Southwest

Flights from Seattle to Houston usually depart from Seattle/Tacoma Intl (SEA) and may arrive at several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• United Airlines: a cabin bag and a checked bag in Economy Class
• Southwest: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Four cabin classes are available on flights from Seattle to Houston:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $208 round-trip via Los Angeles Los Angeles (LAX), compared to $446 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Seattle to Houston most commonly connect through:

• Denver Intl (DEN) - 69% of one-stop connections
• Dallas/Fort Worth (DFW) - 17% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 5% of one-stop connections
• Salt Lake City (SLC) - 4% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

On the Seattle to Houston route, being flexible with your departure day can save you up to 21%. Saturday is the cheapest day at $395 round-trip on average, while Monday is the most expensive at $496: a $101 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Morning is the busiest departure period on Seattle to Houston flights, with 40% of flights leaving in that window. Afternoon departures account for 20%, evening flights for 20%, and night flights for 20%.

Some of the most popular sights in Houston are Downtown Houston, George R. Brown Convention Center and Galleria Mall. These are among the most viewed places in Houston on KAYAK.

These are the earliest and latest flight times available from Seattle to Houston:

• Earliest: departs at 7:00 am and lands at 11:23 am
• Latest: departs at 11:59 pm and lands at 4:22 am.

The flight takes about 4h 23m.

Last-minute fares on this route - booked within 2 weeks of departure - run 67% above the route average of $419. Book 19 weeks before departure for the lowest fares.

A nonstop flight from Seattle to Houston takes 4h 23m, covering 1,882 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $283 to $2,381. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Seattle to Houston are currently lower than usual. Average one-way flight prices are about $193, which is 24% below the typical average for this route.

Flying via Dallas Love Field (DAL) gives the shortest average 1-stop total travel time at 6h 04m, compared with 6h 28m via Portland (PDX) and 6h 35m via Salt Lake City (SLC).

Houston is 2 hours ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Since Houston is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near Houston George Bush Intcntl Airport (IAH) — daily rates from around $3:

• ACO Rent A Car
• Easirent
• America Car Rental
• Hertz
• Thrifty

Near Houston Hobby Airport (HOU) — daily rates from around $20:

• Thrifty
• Dollar
• Alamo
• Hertz
• Budget

Round-trip flights from Seattle to Houston range from $301 to $555, with an average of $419 over the past 12 months. Anything below $301 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Seattle to Houston flights:

• • Alaska Airlines
• • JetBlue