How long is the flight from Sioux City to Boston?

Airlines like United Airlines fly from Sioux City to Boston in about 5h 46m. The time it takes to get you to your destination can typically vary by up to . Sioux City and Boston are separated by a distance of 1289 mi.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest time of day to fly from SUX to BOS?

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

Most accurate provider : When it comes to deals on Sioux City-Boston flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Sioux City-Boston flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Sioux City-Boston flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sioux City-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux City-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Sioux City to Boston that include hotel bookings?

Yes. In addition to deals on Sioux City to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Sioux City to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Boston.

Can I find deals for business class flights from Sioux City to Boston?

Yes. Cheapflights offers flight deals from Sioux City to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$434+ Cheap Flights from Sioux City to Boston

Q: E

Most trusted provider : When it comes to deals on Sioux City-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux City-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Q: Can I find deals for flights from Sioux City to Boston that include hotel bookings?

Yes. In addition to deals on Sioux City to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

Q: How can I find direct flights from Sioux City to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Boston.

Q: Can I find deals for business class flights from Sioux City to Boston?

Yes. Cheapflights offers flight deals from Sioux City to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheap flight deals from Sioux City to Boston

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Cheapest flights from Sioux City to Boston
Explore the most affordable flight options available from Sioux City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Fri 11/136:00 am -

1 stop5h 46m

Tue 11/174:45 pm -

1 stop7h 58m

Deal found 10/29

$434

Find flight deals from Sioux City to Boston

Most accurate provider	Expedia 1 star
Most trusted provider	Expedia 3 stars
Round-trip from	$434 (United Airlines)

Provider with most accurate pricing for Sioux City Sioux Gateway-Boston Logan Intl flight deals.

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Sioux CityBoston

SUX Sioux City Sioux Gateway - BOS Boston Logan Intl

SUXBOS

Sioux City Sioux Gateway

Fri 11/13

6:00 am-12:46 pm

1 stop5h 46m

Boston Logan Intl

Tue 11/17

4:45 pm-11:43 pm

1 stop7h 58m

$434

Sioux CityBoston

SUX Sioux City Sioux Gateway - BOS Boston Logan Intl

SUXBOS

Sioux City Sioux Gateway

Wed 1/27

5:04 am-1:55 pm

1 stop7h 51m

Boston Logan Intl

Sat 1/30

11:52 am-6:11 pm

1 stop7h 19m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Sorted by cheapest first

Most accurate provider: When it comes to deals on Sioux City-Boston flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Sioux City-Boston flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Sioux City-Boston flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sioux City-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux City-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sioux City to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Sioux City with our price prediction graph.

SUX-BOS

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Sioux City to Boston?
Airlines like United Airlines fly from Sioux City to Boston in about 5h 46m. The time it takes to get you to your destination can typically vary by up to . Sioux City and Boston are separated by a distance of 1289 mi.
Can I find deals for flights from Sioux City to Boston that include hotel bookings?
Yes. In addition to deals on Sioux City to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux City to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux City to Boston.
Can I find deals for business class flights from Sioux City to Boston?
Yes. Cheapflights offers flight deals from Sioux City to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$434+ Cheap flights from Sioux City to Boston (SUX - BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux City to Boston with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sioux City to Boston

Cheapest flights from Sioux City to BostonExplore the most affordable flight options available from Sioux City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Explore the most affordable flight options available from Sioux City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Best flights from Sioux City to BostonDiscover carefully curated flight deals from Sioux City to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Discover carefully curated flight deals from Sioux City to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Last-minute flights from Sioux City to BostonDiscover last-minute flight deals from Sioux City to Boston. Data last updated October 30, 2026 and is based on user searches.

Discover last-minute flight deals from Sioux City to Boston. Data last updated October 30, 2026 and is based on user searches.

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Best time to book a flight from Sioux City to Boston

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Related info for your journey

How long is the flight from Sioux City to Boston?

Can I find deals for flights from Sioux City to Boston that include hotel bookings?

How can I find direct flights from Sioux City to Boston?

Can I find deals for business class flights from Sioux City to Boston?

Traveling to a place near Boston?

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Complete your trip

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Find flights from Sioux City to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sioux City and Boston flights

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Cheapest flights from Sioux City to Boston
Explore the most affordable flight options available from Sioux City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.

Best flights from Sioux City to Boston
Discover carefully curated flight deals from Sioux City to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.

Last-minute flights from Sioux City to Boston
Discover last-minute flight deals from Sioux City to Boston. Data last updated October 30, 2026 and is based on user searches.