Cheap flights from Boston to Sioux City (BOS - SUX) from $391

This is the cheapest one-way flight price, found on 9/28. Prices may vary by date and flight preferences.
BOS — SUX
Okt 3 — Okt 101

When is the cheapest time to fly from Boston to Sioux City (BOS - SUX)?

When flying from Boston to Sioux City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Boston to Sioux City

Cheap Boston to Sioux City flights in September & October 2023

The best prices found for BOS to SUX flights for September, October

Boston to Sioux City 2023 flight deals

Cheap flights to Sioux City from Boston found for this year

Find flights from Boston to Sioux City within your budget

Use the slider to find flights from Boston to Sioux City that fit your budget.

Fly from

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Fly to

Any airport

Budget

$391 - $600

Route

Depart

Return

Price

Boston Logan IntlSioux City Sioux Gateway

BOS - SUX

BOSSUX

Boston Logan Intl

Sa 10/28

1 stop5h 26m

Sioux City Sioux Gateway

Di 10/31

1 stop6h 51m

Boston Logan IntlSioux City Sioux Gateway

BOS - SUX

BOSSUX

Boston Logan Intl

Sa 10/28

1 stop5h 26m

Sioux City Sioux Gateway

Di 10/31

2 stops10h 34m

Boston Logan IntlSioux City Sioux Gateway

BOS - SUX

BOSSUX

Boston Logan Intl

Sa 10/28

2 stops11h 54m

Sioux City Sioux Gateway

Di 10/31

2 stops9h 25m

Flights are sorted by cheapest first

Deals found on 9/28

Reviews of airlines servicing Sioux City

United Airlines
7.4
Good
1,890 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.0

Food

6.7

Comfort

7.3

Crew

8.1

Reviews

1 / 10

Everything was fine. I’m lucky to have caught an earlier flight, because my original one leaving at 2:38 was delayed for over 8 hours and then canceled. We left on time, the staff were wonderful.

United Airlines
7.4
Good
1,890 reviews
United Airlines
7.4
Good
1,890 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.0

Food

6.7

Comfort

7.3

Crew

8.1

Reviews

1 / 10

Everything was fine. I’m lucky to have caught an earlier flight, because my original one leaving at 2:38 was delayed for over 8 hours and then canceled. We left on time, the staff were wonderful.

Related info for your journey

Useful info, stats and facts about Boston to Sioux City flights.

Can I find flights from Boston to Sioux City for under $400 on Cheapflights?

Yes, there are multiple flights from Boston to Sioux City for under $400. The cheapest flight booked recently is on United Airlines for just $391, but on average you can expect to pay $462.

What does BOS to SUX mean?

BOS and SUX are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BOS to SUX refers to a flight route from Boston Logan Intl Airport to Sioux City Sioux Gateway Airport.

Top airline flying from Boston to Sioux City

The chart below displays the airlines Cheapflights users traveling from Boston to Sioux City choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$379Average$477FlexibilityNo cancel feeOn-time69%
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How does Cheapflights help users find flights from Boston to Sioux City?

Deals for Boston to Sioux City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to Sioux City?

Cheapflights helps you find that perfect flight to Sioux City from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to Sioux City with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to Sioux City, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Boston to Sioux City become cheaper?

Yes, Cheapflights has a feature called Price Alert, which essentially offers users the ability to be notified when flight prices change. Track prices for your flight to Sioux City from Boston today and book when you’re ready!

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