When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Buffalo Airport?

Prices for flights from Sioux City Sioux Gateway Airport to Buffalo Airport refresh daily.

How old do you have to be to fly from Sioux City Sioux Gateway Airport to Buffalo Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 Buffalo Airport.

What documentation or ID do you need to fly to Buffalo Airport?

The required travel and health documents for your Buffalo 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 Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$334 Cheap Flights from Sioux City to Buffalo in 2025/26

1 adult

0 bags

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1:00 pm - 8:51 pm

SUX

BUF

6h 51m1 stop

2:54 pm - 11:42 pm

BUF

SUX

9h 48m2 stops

$334United Airlines

Sat, Feb 14 - Wed, Feb 18

1:00 pm - 11:44 pm

SUX

BUF

9h 44m2 stops

2:54 pm - 11:42 pm

BUF

SUX

9h 48m2 stops

$339United Airlines

Sat, Feb 14 - Wed, Feb 18

1:00 pm - 8:51 pm

SUX

BUF

6h 51m1 stop

2:54 pm - 11:42 pm

BUF

SUX

9h 48m2 stops

$369United Airlines

Sat, Feb 14 - Wed, Feb 18

1:00 pm - 11:44 pm

SUX

BUF

9h 44m2 stops

2:54 pm - 11:42 pm

BUF

SUX

9h 48m2 stops

$374United Airlines

Sat, Feb 14 - Wed, Feb 18

1:00 pm - 8:51 pm

SUX

BUF

6h 51m1 stop

8:25 am - 11:42 pm

BUF

SUX

16h 17m1 stop

$423United Airlines

Sat, Feb 14 - Wed, Feb 18

United Airlines flights from Sioux City to Buffalo

Our best United Airlines deals on Sioux City to Buffalo flight tickets

United Airlines

Feb 14

SUX1:00 pmSioux City Sioux Gateway

6h 51m

1 stop

BUF8:51 pmBuffalo

Feb 18

BUF2:54 pmBuffalo

9h 48m

2 stops

SUX11:42 pmSioux City Sioux Gateway

$334

Find similar

United Airlines

Feb 14

SUX1:00 pmSioux City Sioux Gateway

9h 44m

2 stops

BUF11:44 pmBuffalo

Feb 18

BUF2:54 pmBuffalo

9h 48m

2 stops

SUX11:42 pmSioux City Sioux Gateway

$339

Find similar

United Airlines

Feb 14

SUX1:00 pmSioux City Sioux Gateway

6h 51m

1 stop

BUF8:51 pmBuffalo

Feb 18

BUF2:54 pmBuffalo

9h 48m

2 stops

SUX11:42 pmSioux City Sioux Gateway

$369

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityBuffalo

SUX - BUF

SUXBUF

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-8:51 pm

1 stop6h 51m

Buffalo

Wed 2/18

2:54 pm-11:42 pm

2 stops9h 48m

$334

Sioux CityBuffalo

SUX - BUF

SUXBUF

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-11:44 pm

2 stops9h 44m

Buffalo

Wed 2/18

2:54 pm-11:42 pm

2 stops9h 48m

$339

Sioux CityBuffalo

SUX - BUF

SUXBUF

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-8:51 pm

1 stop6h 51m

Buffalo

Wed 2/18

2:54 pm-11:42 pm

2 stops9h 48m

$369

Sioux CityBuffalo

SUX - BUF

SUXBUF

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-11:44 pm

2 stops9h 44m

Buffalo

Wed 2/18

2:54 pm-11:42 pm

2 stops9h 48m

$374

Sioux CityBuffalo

SUX - BUF

SUXBUF

Sioux City Sioux Gateway

Sat 2/14

1:00 pm-8:51 pm

1 stop6h 51m

Buffalo

Wed 2/18

8:25 am-11:42 pm

1 stop16h 17m

$423

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 airlines fly to Buffalo?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Buffalo from Sioux City according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 4 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

When to book flights from Sioux City to Buffalo

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

Estimated round-trip price

Cheap Sioux City to Buffalo (SUX to BUF) flight deals and tips

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

Fastest flight time	6h 51m
Direct flights	None

The fastest flight from Sioux City to Buffalo takes 6h 51m

There are no direct flights from Sioux City to Buffalo. There are no popular flight routes from Sioux City to Buffalo.

Search flight deals

How far is Sioux City Sioux Gateway to Buffalo by plane?
Buffalo is 888.0 mi away from Sioux City Sioux Gateway. Flights usually cover this in 6h 51m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Sioux City Sioux Gateway Airport to Buffalo Airport?
Prices for flights from Sioux City Sioux Gateway Airport to Buffalo Airport refresh daily.
How old do you have to be to fly from Sioux City Sioux Gateway Airport to Buffalo Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The required travel and health documents for your Buffalo 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 Buffalo Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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Why use momondo?

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

It is quick and easy to find Sioux City to Buffalo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buffalo that suits you.

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

momondo does allow users to show only those flights to Buffalo 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 Buffalo?

momondo provides multiple filters to help you find the best flight to Buffalo 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 Buffalo right now. Can momondo alert me if prices change?

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