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Cheap flight deals from Sioux City to Seattle Starting at PHP 18,540

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Wed, Mar 5|Sioux City - Seattle|United Airlines
        SEA05:15 am
        7h 19m
        1 stop
        SUX02:34 pm
        Tue, Mar 11|Seattle - Sioux City|United Airlines
        PHP 18,540PHP 33,947
        45% OFF
        45% OFF
        PHP 33,947PHP 18,540

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Wed, Mar 5-Tue, Mar 11, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 18,540 including taxes and charges.

      • SUX03:20 pm
        7h 41m
        1 stop
        SEA09:01 pm
        Sat, Mar 15|Sioux City - Seattle|United Airlines
        SEA05:15 am
        7h 19m
        1 stop
        SUX02:34 pm
        Sat, Mar 22|Seattle - Sioux City|United Airlines
        PHP 18,636PHP 33,947
        45% OFF
        45% OFF
        PHP 33,947PHP 18,636

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Sat, Mar 15-Sat, Mar 22, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 18,636 including taxes and charges.

      • SUX10:00 am
        13h 46m
        2 stops
        SEA09:46 pm
        Mon, Mar 3|Sioux City - Seattle|United Airlines
        SEA05:15 am
        7h 19m
        1 stop
        SUX02:34 pm
        Sun, Mar 9|Seattle - Sioux City|United Airlines
        PHP 18,875PHP 33,947
        44% OFF
        44% OFF
        PHP 33,947PHP 18,875

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Mon, Mar 3-Sun, Mar 9, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 18,875 including taxes and charges.

      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Wed, Feb 26|Sioux City - Seattle|United Airlines
        SEA08:50 am
        5h 32m
        1 stop
        SUX04:22 pm
        Tue, Mar 4|Seattle - Sioux City|United Airlines
        PHP 19,138
        PHP 19,138

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Wed, Feb 26-Tue, Mar 4, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 19,138 including taxes and charges.

      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Thu, Feb 20|Sioux City - Seattle|United Airlines
        SEA08:50 am
        5h 32m
        1 stop
        SUX04:22 pm
        Wed, Feb 26|Seattle - Sioux City|United Airlines
        PHP 19,162
        PHP 19,162

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Thu, Feb 20-Wed, Feb 26, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 19,162 including taxes and charges.

      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Fri, Feb 21|Sioux City - Seattle|United Airlines
        SEA08:50 am
        5h 32m
        1 stop
        SUX04:22 pm
        Thu, Feb 27|Seattle - Sioux City|United Airlines
        PHP 19,170
        PHP 19,170

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Fri, Feb 21-Thu, Feb 27, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 19,170 including taxes and charges.

      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Wed, Feb 19|Sioux City - Seattle|United Airlines
        SEA10:52 am
        9h 20m
        1 stop
        SUX10:12 pm
        Tue, Feb 25|Seattle - Sioux City|United Airlines
        PHP 19,202
        PHP 19,202

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Wed, Feb 19-Tue, Feb 25, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 19,202 including taxes and charges.

      • SUX03:20 pm
        7h 41m
        1 stop
        SEA09:01 pm
        Tue, Mar 11|Sioux City - Seattle|United Airlines
        SEA05:15 am
        7h 19m
        1 stop
        SUX02:34 pm
        Mon, Mar 17|Seattle - Sioux City|United Airlines
        PHP 19,234
        PHP 19,234

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Tue, Mar 11-Mon, Mar 17, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 19,234 including taxes and charges.

      • SUX03:20 pm
        7h 41m
        1 stop
        SEA09:01 pm
        Sun, Mar 9|Sioux City - Seattle|United Airlines
        SEA05:15 am
        7h 19m
        1 stop
        SUX02:34 pm
        Sat, Mar 15|Seattle - Sioux City|United Airlines
        PHP 23,183
        PHP 23,183

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Sun, Mar 9-Sat, Mar 15, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 23,183 including taxes and charges.

      • SUX05:15 pm
        5h 46m
        1 stop
        SEA09:01 pm
        Tue, Feb 25|Sioux City - Seattle|United Airlines
        SEA07:13 pm
        19h 9m
        1 stop
        SUX04:22 pm
        Mon, Mar 3|Seattle - Sioux City|United Airlines
        PHP 23,391
        PHP 23,391

        Choose United Airlines flights from Sioux City to Seattle. The one-way connecting flight with United Airlines departs from Sioux Gateway Airport on Tue, Feb 25-Mon, Mar 3, arriving at Seattle-Tacoma International Airport. One-way Prices start from PHP 23,391 including taxes and charges.

      • SUX01:00 pm
        3h 5m
        Nonstop
        SEA02:00 pm
        Wed, Feb 26|Sioux City - Seattle|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Sioux City to Seattle Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA5118

    United Airlines

    05:15 pm

    SUX

    1.8h

    06:04 pm

    DEN

    SMTWTFS
    Search

  2. UA204

    United Airlines

    08:00 am

    DEN

    3.0h

    09:59 am

    SEA

    SMTWTFS

  3. UA5118

    United Airlines

    05:15 pm

    SUX

    1.8h

    06:04 pm

    DEN

    SMTWTFS
    Search

  4. UA2651

    United Airlines

    08:44 pm

    DEN

    3.0h

    10:44 pm

    SEA

    SMTWTFS

  5. UA5118

    United Airlines

    05:15 pm

    SUX

    1.8h

    06:04 pm

    DEN

    SMTWTFS
    Search

  6. UA299

    United Airlines

    07:00 pm

    DEN

    3.0h

    09:02 pm

    SEA

    SMTWTFS

  7. UA5077

    United Airlines

    10:00 am

    SUX

    1.7h

    11:40 am

    ORD

    SMTWTFS
    Search

  8. UA378

    United Airlines

    01:55 pm

    ORD

    4.7h

    04:38 pm

    LAX

    SMTWTFS

  9. UA2733

    United Airlines

    06:50 pm

    LAX

    2.9h

    09:46 pm

    SEA

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Sioux City to Seattle?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Sioux City (SUX) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from Sioux City to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Sioux City (SUX) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around PHP 19,034.

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.

How to find a cheap flight from Sioux City to Seattle

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Sioux City to Seattle. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Sioux City to Seattle

Off-season for travelDecember
Peak season for travelJanuary
Flight distance2,105.09 km
Popular airlineUnited Airlines

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