Which airports can I use when flying from Sioux City to Seattle?

Flights from Sioux City to Seattle usually depart from Sioux City Sioux Gateway (SUX) and arrive at Seattle/Tacoma Intl (SEA).

What cabin classes can I book on flights from Sioux City to Seattle?

Only Economy Class is available on flights from Sioux City to Seattle.

Which airports do connecting flights from Sioux City to Seattle pass through?

Most connecting flights from Sioux City to Seattle pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Sioux City to Seattle?

Yes. Flexible dates can save you up to 61% on flights from Sioux City to Seattle. Tuesday is the cheapest departure day at $260 round-trip on average, while Monday is the most expensive at $659, a difference of $399. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Do I need a passport to fly from Sioux City to Seattle?

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.

Have flight prices from Sioux City to Seattle changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $454 to $1,553. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Sioux City to Seattle looking right now?

One-way fares from Sioux City to Seattle are currently in line with typical prices for this route. Average one-way fares are about $365.

What is the time difference between Sioux City and Seattle?

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

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Dollar

How much should I expect to pay for a Sioux City to Seattle flight?

Round-trip flights from Sioux City to Seattle range from $446 to $637, with an average of $545 over the past 12 months. Anything below $446 counts as a good deal.

How much is a round-trip flight from Sioux City to Seattle?

Round-trip flights from Sioux City to Seattle typically range from $446 to $637. The lowest price found in the past 5 days was $454, on United Airlines.

Which airline is the cheapest to fly from Sioux City to Seattle?

United Airlines ($454) offered the cheapest round-trip ticket from Sioux City to Seattle in the last 5 days.

What is the cheapest layover airport when flying from Sioux City to Seattle?

Flights via Denver Intl (DEN) offer the most affordable fares, with an average round-trip price of $570. Based on KAYAK data over the past 3 months.

When flying from Sioux City to Seattle which airport offers the shortest layover?

Denver Intl (DEN) had the shortest average connection time for Sioux City to Seattle layovers at 4h 05m over the past 3 months.

$235 CHEAP FLIGHTS from Sioux City to Seattle (SUX - SEA)

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Price, demand and travel trends for Sioux City to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

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How much is a round-trip flight from Sioux City to Seattle? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Sioux City to Seattle departing in october.

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One-way flight from Sioux City to Seattle

When to book flights from Sioux City to Seattle

Are your dates flexible? Find out the best times to travel from Sioux City to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Sioux City to Seattle?
Only Economy Class is available on flights from Sioux City to Seattle.
Do I need a passport to fly from Sioux City to Seattle?
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.
How much should I expect to pay for a Sioux City to Seattle flight?
Round-trip flights from Sioux City to Seattle range from $446 to $637, with an average of $545 over the past 12 months. Anything below $446 counts as a good deal.
Have flight prices from Sioux City to Seattle changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $454 to $1,553. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Sioux City to Seattle looking right now?
One-way fares from Sioux City to Seattle are currently in line with typical prices for this route. Average one-way fares are about $365.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Dollar
Which airports can I use when flying from Sioux City to Seattle?
Flights from Sioux City to Seattle usually depart from Sioux City Sioux Gateway (SUX) and arrive at Seattle/Tacoma Intl (SEA).
Which airports do connecting flights from Sioux City to Seattle pass through?
Most connecting flights from Sioux City to Seattle pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Sioux City to Seattle?
Yes. Flexible dates can save you up to 61% on flights from Sioux City to Seattle. Tuesday is the cheapest departure day at $260 round-trip on average, while Monday is the most expensive at $659, a difference of $399.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Sioux City and Seattle?
Seattle is 2 hours behind Sioux City (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Monday. On this route, Tuesday flights average $260, about $399 less than Monday fares (61% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

• Seattle Airport Marriott
• Coast Gateway Hotel
• Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

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Everything you should know

Cheap Flights from Sioux City to Seattle (SUX-SEA)

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Price, demand and travel trends for Sioux City to Seattle flights

How much is a round-trip flight from Sioux City to Seattle?

Which airline is the cheapest to fly from Sioux City to Seattle?

What is the cheapest layover airport when flying from Sioux City to Seattle?

When flying from Sioux City to Seattle which airport offers the shortest layover?

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