Cheap Flights from Houston to Seattle (IAH to SEA)

Swap the Texas heat for the lush Emerald City when you fly from Houston (IAH) to Seattle (SEA) with Globitude Travels. Whether you are heading to the Pacific Northwest for business, outdoor adventures, or famous coffee, we offer competitive deals on top carriers like Frontier, JetBlue, Delta, and Air Canada. Book your Houston to Seattle getaway today and save!

📞 Call 1-856-513-6369

Flying from Houston to Seattle

Traveling from George Bush Intercontinental Airport (IAH) in Houston to Seattle-Tacoma International Airport (SEA) connects two major American hubs. Seattle features a mild marine climate with pleasant summers and rainy winters, making summer and early fall ideal for outdoor sightseeing. Visitors can explore vibrant neighborhoods like Pike Place Market, Capitol Hill, and Ballard while enjoying fresh Pacific Northwest seafood and world-class craft beverages.

Several carriers serve this route, including Frontier, JetBlue, Delta Air Lines, and Air Canada. Travelers can select from budget-friendly choices to premium economy service depending on their luggage needs and comfort preferences. Plan your trip early with Globitude Travels to find low fares for your next journey.

Money-saving tips for this route

Book your ticket 3 to 6 weeks in advance to secure the best economy rates between Houston and Seattle.
Compare baggage fees when selecting ultra-low-cost options like Frontier to avoid unexpected airport charges.
Travel during the shoulder months of May or September to enjoy great weather in Seattle with cheaper fares.
Keep your travel dates flexible by a day or two to find lower pricing options across different carriers.

Frequently asked questions

Which airlines offer flights from Houston (IAH) to Seattle (SEA)?

Airlines available on this route include Frontier, JetBlue, Delta Air Lines, and Air Canada.

What are the primary airports used for this flight route?

Flights depart from George Bush Intercontinental Airport (IAH) in Houston and arrive at Seattle-Tacoma International Airport (SEA).

Which airline offers the lowest starting fare from Houston to Seattle?

Frontier currently offers the lowest starting economy fare, beginning from $358, followed closely by JetBlue starting from $399.

Do flights from Houston to Seattle have layovers?

Depending on the airline and fare selected, flights may be non-stop or feature standard connecting stops at major airline hubs.

Can I book my flight from Houston to Seattle over the phone?

Yes, you can contact Globitude Travels directly by phone to get assistance with booking your Houston to Seattle flight.

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Why book with Globitude Travels

💸 Transparent pricing
The fare you see is all-inclusive — taxes and fees shown before you pay, never after.

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Every booking is reviewed by our team, and phone-only vendor deals can beat any online price.

🎧 24/7 human support
Before, during and after your trip — changes, cancellations and special requests handled by people.

🔒 Secure checkout
Encrypted payment, verified confirmation emails, and your PNR delivered as soon as the airline issues it.

Globitude Travels is an independent travel agency — call 1-856-513-6369 or use the search above to compare live fares on this route. See our terms, privacy policy, refund policy and service fees for full details, or contact us any time.

Page updated August 14, 2026 · fare data refreshed automatically from live flight searches.