
Book Cheap Delta flight from Houston (IAH) to Seattle (SEA) from CA $317
Find The Best Day to Book a Cheap Delta Flights From Houston to Seattle
Cheapest Delta Flights from Houston (IAH) to Seattle (SEA)
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $705 round trip and CA $317 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Delta flight from IAH to SEA
To find a great deal on Delta flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Delta Houston to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Delta between Houston and Seattle
Delta has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Houston to Seattle with Delta are November.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Delta flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ATL | USA | Hartsfield-Jackson Atlanta Intl. | 252 |
| DTW | USA | Detroit Metropolitan Wayne County | 156 |
| MSP | USA | Minneapolis - St. Paul Intl. | 131 |
| SLC | USA | Salt Lake City Intl. | 116 |
| SEA | USA | Seattle - Tacoma Intl. | 57 |
| LAX | USA | Los Angeles Intl. | 41 |
| AMS | NLD | Schiphol | 31 |
| YYC | CAN | Calgary Intl. | 26 |
| YYZ | CAN | Pearson Intl. | 24 |
| JFK | USA | John F. Kennedy Intl. | 23 |
Travelers ❤️ these 🏨 after their flight to Seattle

DoubleTree by Hilton Seattle Airport
We booked a room at the Doubletree expecting a wonderful experience. However, we were very disappointed in not only the room but the parking situation & the way we were treated. First, we were not informed there would be a Cryptocom convention going on which took up all the parking and causing the ...
Reviewed on May 11, 2026

Hilton Seattle Airport & Conference Center
No room service available and the food prices in the onsite restaurant are ridiculous.
Reviewed on May 11, 2026

Coast Gateway Hotel
Room was clean and comfortable. However, you have to call for a van pickup at the airport.. this information was not printed anywhere. We had to get a taxi ride. Very upsetting when we had traveled all day.
Reviewed on May 12, 2026
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