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Cheap Flights from Sioux City to Seattle, WA, United States - SUX to SEA

When Can I Buy the Cheapest Flight from Sioux City to Seattle (SUX to SEA)?

Airlines can adjust prices for plane tickets from Sioux City to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

Sioux City to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Sioux City to Seattle?
Answer: Dallas - Ft Worth, TX

Airlines Flying from Sioux City to Seattle (SUX to SEA)

Below are the different airlines that fly from Sioux City to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from Sioux City to Seattle.

Sioux City to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American DFW X X X X X X X

Airports for Your Route

These pages contain information about the major airports in Sioux City and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap Domestic Flights to Seattle - SEA

FlightsAirlineLowest Price
Omaha to Seattle American, Alaska, Frontier, United $251
Des Moines to Seattle American, Alaska, United $294
Sioux Falls to Seattle American, Alaska, Frontier, United $301
Lincoln to Seattle Alaska, United $380
Omaha to Portland American, Alaska, Frontier, United $254
Des Moines to Portland American, Alaska, Frontier, United $335
Sioux Falls to Portland American, Alaska, Frontier, United $300
Omaha to Los Angeles American, Alaska, Frontier, United $192
Omaha to Las Vegas American, Alaska, Frontier, United $240
Omaha to Denver American, Frontier, United $104
Omaha to San Francisco American, Alaska, Frontier, United $257
Des Moines to Las Vegas American, United $314
Des Moines to Los Angeles American, Alaska, United $344
Des Moines to Denver Frontier, United $148
Sioux Falls to Las Vegas American, Frontier, United $290
Sioux Falls to Denver Frontier, United $119
Des Moines to San Francisco American, Alaska, Frontier, United $244
Omaha to Phoenix American, Alaska, Frontier, United $260
Omaha to Eugene American, Alaska, United $411
Des Moines to Phoenix American, Frontier, United $213
Des Moines to Dallas - Ft Worth American, United $301
Sioux Falls to Los Angeles American, Alaska, Frontier, United $310
Sioux Falls to San Francisco American, Alaska, Frontier, United $240
Omaha to Salt Lake City American, Alaska, Frontier, United $240
Sioux Falls to Chicago American, United $284
Omaha to Sacramento American, Alaska, United $373
Sioux Falls to Phoenix American, Alaska, United $345
Omaha to San Diego American, Alaska, Frontier, United $240

Cheap International Flights to Seattle - SEA

FlightsAirlineLowest Price
Omaha to Vancouver American, Air Canada, Alaska, United, WestJet $387
Des Moines to Vancouver American, Air Canada, Alaska, Allegiant, United, WestJet $345
Cheap Flights from Sioux City to Seattle, WA, Airfare Search for SUX to SEA, Airline One-Way and Roundtrip Schedules