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Cheap flights from Sioux City to Boston from $289

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux City to Boston departing on 3/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Sioux City to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:53 pm - 9:28 pm
SUX
-
BOS
7h 35m
1 stop
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
SUX
12h 56m
1 stop
$412United Airlines
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
12:53 pm - 9:41 pm
SUX
-
BOS
7h 48m
2 stops
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
SUX
12h 56m
1 stop
$422United Airlines
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
12:55 pm - 9:25 am
SUX
-
BOS
19h 30m
1 stop
United Airlines Logo
11:00 am - 5:56 pm
BOS
-
SUX
7h 56m
1 stop
$508United Airlines
Thu, Apr 2 - Sun, Apr 5
United Airlines Logo
12:55 pm - 9:25 am
SUX
-
BOS
19h 30m
1 stop
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
SUX
13h 11m
2 stops
$536United Airlines
Thu, Apr 2 - Sun, Apr 5
United Airlines Logo
12:53 pm - 9:41 pm
SUX
-
BOS
7h 48m
2 stops
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
SUX
12h 56m
1 stop
$547United Airlines
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
12:55 pm - 9:25 am
SUX
-
BOS
19h 30m
1 stop
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
SUX
12h 56m
1 stop
$567United Airlines
Thu, Apr 2 - Sun, Apr 5
United Airlines Logo
12:55 pm - 9:25 am
SUX
-
BOS
19h 30m
1 stop
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
SUX
13h 11m
2 stops
$577United Airlines
Thu, Apr 2 - Sun, Apr 5
United Airlines Logo
12:53 pm - 9:41 pm
SUX
-
BOS
7h 48m
2 stops
United Airlines Logo
6:00 am - 5:56 pm
BOS
-
SUX
12h 56m
2 stops
$579United Airlines
Wed, Mar 25 - Sun, Mar 29
United Airlines Logo
12:53 pm - 9:41 pm
SUX
-
BOS
7h 48m
2 stops
United Airlines Logo
7:05 am - 5:56 pm
BOS
-
SUX
11h 51m
2 stops
$704United Airlines
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
6:32 pm - 9:11 am
SUX
-
BOS
13h 39m
2 stops
United Airlines Logo
5:45 am - 5:56 pm
BOS
-
SUX
13h 11m
2 stops
$710United Airlines
Thu, Apr 2 - Sun, Apr 5

United Airlines flights from Sioux City to Boston

Our best United Airlines deals on Sioux City to Boston flight tickets
United Airlines
Mar 25
SUX12:53 pmSioux City Sioux Gateway
7h 35m
1 stop
BOS9:28 pmBoston Logan Intl
Mar 29
BOS6:00 amBoston Logan Intl
12h 56m
1 stop
SUX5:56 pmSioux City Sioux Gateway
$412
United Airlines
Mar 25
SUX12:53 pmSioux City Sioux Gateway
7h 48m
2 stops
BOS9:41 pmBoston Logan Intl
Mar 29
BOS6:00 amBoston Logan Intl
12h 56m
1 stop
SUX5:56 pmSioux City Sioux Gateway
$422
United Airlines
Apr 2
SUX12:55 pmSioux City Sioux Gateway
19h 30m
1 stop
BOS9:25 amBoston Logan Intl
Apr 5
BOS11:00 amBoston Logan Intl
7h 56m
1 stop
SUX5:56 pmSioux City Sioux Gateway
$508

momondo Fare Finder

 
Customize your flight search to find flights from Sioux City to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Sioux City to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 3/25

12:53 pm-9:28 pm

1 stop7h 35m

Boston Logan Intl

Sun 3/29

6:00 am-5:56 pm

1 stop12h 56m

$412

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 3/25

12:53 pm-9:41 pm

2 stops7h 48m

Boston Logan Intl

Sun 3/29

6:00 am-5:56 pm

1 stop12h 56m

$422

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:25 am

1 stop19h 30m

Boston Logan Intl

Sun 4/5

11:00 am-5:56 pm

1 stop7h 56m

$508

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:25 am

1 stop19h 30m

Boston Logan Intl

Sun 4/5

5:45 am-5:56 pm

2 stops13h 11m

$536

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 3/26

12:53 pm-9:41 pm

2 stops7h 48m

Boston Logan Intl

Sun 3/29

6:00 am-5:56 pm

1 stop12h 56m

$547

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:25 am

1 stop19h 30m

Boston Logan Intl

Sun 4/5

6:00 am-5:56 pm

1 stop12h 56m

$567

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 4/2

12:55 pm-9:25 am

1 stop19h 30m

Boston Logan Intl

Sun 4/5

5:45 am-5:56 pm

2 stops13h 11m

$577

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 3/25

12:53 pm-9:41 pm

2 stops7h 48m

Boston Logan Intl

Sun 3/29

6:00 am-5:56 pm

2 stops12h 56m

$579

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 3/26

12:53 pm-9:41 pm

2 stops7h 48m

Boston Logan Intl

Sun 3/29

7:05 am-5:56 pm

2 stops11h 51m

$704

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Thu 4/2

6:32 pm-9:11 am

2 stops13h 39m

Boston Logan Intl

Sun 4/5

5:45 am-5:56 pm

2 stops13h 11m

$710

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Sioux City to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Sioux City Sioux Gateway to Boston Logan Intl?

United Airlines is the most popular carrier operating from Sioux City Sioux Gateway to Boston Logan Intl

What airlines fly to Boston?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Boston from Sioux City according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Boston. Keep in mind that there are 4 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

When to book flights from Sioux City to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Sioux City to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sioux City to Boston (SUX to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sioux City to Boston

Fastest flight time

7h 35m

Direct flights

None
The fastest flight from Sioux City to Boston takes 7h 35m
There are no direct flights from Sioux City to Boston. There are no popular flight routes from Sioux City to Boston.
Search flight deals

  • How far is Sioux City Sioux Gateway to Boston Logan Intl by plane?

    The straight-line distance from Sioux City Sioux Gateway to Boston Logan Intl is 1286.6 mi. By plane, this route typically takes 7h 35m.

  • When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Boston Logan Intl Airport?

    Prices for flights from Sioux City Sioux Gateway Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Sioux City Sioux Gateway Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Sioux City Sioux Gateway Airport to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sioux City Sioux Gateway Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Sioux City to Boston?

Best airlines flying from Sioux City to Boston

Compare and see reviews for airlines that fly from Sioux City to Boston with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Nashua
Brockton
Laconia
Warwick
Sturbridge
Chatham
Concord

Why use momondo?

Why should I use momondo to find a flight deal from Sioux City to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sioux City to Boston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sioux City to Boston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Boston from Sioux City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sioux City to Boston?

momondo provides multiple filters to help you find the best flight to Boston from Sioux City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Sioux City to Boston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Sioux City to Boston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boston and let you know when they change.

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