BOS - SUX

$324 Find Cheap Flights from Boston to Sioux City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$324
Typical prices: $453-$659
United Airlines
Tue 1/23Wed 1/24
BOS - SUX • 1 stop
When to travel
January
Cheapest • 48% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $353 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 37m (one-way)
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Flight Deals

Cheap Flights from Boston to Sioux City (BOS-SUX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Sioux City

Sat, Jan 23 - Sun, Jan 24
United Airlines Logo
4:57 pm - 11:42 pmBOS  Boston Logan Intl-SUX Sioux City Sioux Gateway
7h 45m1 stop Denver Intl
United Airlines Logo
9:03 am - 5:28 pmSUX  Sioux City Sioux Gateway-BOS Boston Logan Intl
7h 25m1 stop Chicago O'Hare Intl
$324United Airlines
Sat, Jan 23 - Sun, Jan 24
United Airlines Logo
10:44 am - 5:54 pmBOS  Boston Logan Intl-SUX Sioux City Sioux Gateway
8h 10m1 stop Chicago O'Hare Intl
United Airlines Logo
9:03 am - 5:25 pmSUX  Sioux City Sioux Gateway-BOS Boston Logan Intl
7h 22m2 stops Chicago O'Hare Intl Newark
$329United Airlines
Sat, Jan 23 - Sun, Jan 24
United Airlines Logo
10:30 am - 5:54 pmBOS  Boston Logan Intl-SUX Sioux City Sioux Gateway
8h 24m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
9:03 am - 6:13 pmSUX  Sioux City Sioux Gateway-BOS Boston Logan Intl
8h 10m2 stops Chicago O'Hare Intl Newark
$339United Airlines
Fri, Jan 8 - Tue, Jan 12
United Airlines Logo
12:20 pm - 5:54 pmBOS  Boston Logan Intl-SUX Sioux City Sioux Gateway
6h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
9:03 am - 4:26 pmSUX  Sioux City Sioux Gateway-BOS Boston Logan Intl
6h 23m1 stop Chicago O'Hare Intl
$414United Airlines
Fri, Jan 8 - Tue, Jan 12
United Airlines Logo
3:19 pm - 11:42 pmBOS  Boston Logan Intl-SUX Sioux City Sioux Gateway
9h 23m1 stop Denver Intl
United Airlines Logo
6:00 am - 5:28 pmSUX  Sioux City Sioux Gateway-BOS Boston Logan Intl
10h 28m2 stops Denver Intl Chicago O'Hare Intl
$424United Airlines
Booking Insights

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

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

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

Round-trip flights from Boston to Sioux City start at $324. Prices are below average for this route right now, with typical round-trip fares ranging from $453 to $659. The lowest price found in the past 5 days was $324 on United Airlines.

What's the cheapest day of the week to fly from Boston to Sioux City?

Saturday is the cheapest day of the week to fly from Boston to Sioux City, it is 42% cheaper than the average day. Sunday is the most expensive day with flight prices 86% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Boston to Sioux City flights

Low season

November

Cheapest flight

$324
Best time to beat the crowds with an average 28% drop in price.
Flight from Boston to Sioux City

When to book flights from Boston to Sioux City

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

Your Boston to Sioux City flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

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

    Flights from Boston to Sioux City usually depart from Boston Logan Intl (BOS) and arrive at Sioux City Sioux Gateway (SUX).

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

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

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

    Connecting flights from Boston to Sioux City most commonly pass through:

    • Chicago O'Hare Intl (ORD) - 88% of one-stop connections
    • Denver Intl (DEN) - 12% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    On the Boston to Sioux City route, being flexible with your departure day can save you up to 69%. Saturday is the cheapest day at $288 round-trip on average, while Sunday is the most expensive at $914: a $626 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How long is a flight from Boston to Sioux City?

    There are currently no nonstop flights available from Boston to Sioux City. Flights with 1 layover take between 6h 37m and 7h 28m in total, depending on the connection.

  • Do I need a passport to fly from Boston to Sioux City?

    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 Boston to Sioux City 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 $324 to $840. That means the highest observed fare was about 3x higher than the lowest one.

  • How much time can I save by choosing a different layover airport from Boston to Sioux City?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 6h 37m, compared with 7h 28m via Denver Intl (DEN).

  • What is the time difference between Boston and Sioux City?

    Sioux City is 1 hour behind Boston (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Sioux City Sioux Gateway Airport (SUX)?

    Sioux City Sioux Gateway Airport (SUX) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
    · Alamo
    · Enterprise Rent-A-Car
    · Hertz
    · Avis
    · National

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

    Round-trip flights from Boston to Sioux City range from $453 to $659, with an average of $491 over the past 12 months. Anything below $453 counts as a good deal.

Your guide to booking Boston to Sioux City flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $288 - about $626 less than Sunday (68% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boston to Sioux City trip for January. Fares historically average $253 round-trip in that month - typically $409 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sioux City Sioux Gateway Airport.
    - Sioux City Inn

Everything you need to know for your flight from Boston to Sioux City

Information on your arrival and departure airports

Boston (BOS)
Sioux City (SUX)