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Cheap flights from Sioux City to Maine from $268

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 Maine departing on 2/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Sioux City to Maine

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 3:37 pm
SUX
-
BOS
8h 37m
1 stop
United Airlines Logo
4:49 pm - 11:47 pm
BOS
-
SUX
7h 58m
1 stop
$274United Airlines
Tue, Feb 3 - Sun, Feb 8
United Airlines Logo
12:45 pm - 10:48 pm
SUX
-
BOS
9h 03m
2 stops
United Airlines Logo
4:49 pm - 11:47 pm
BOS
-
SUX
7h 58m
1 stop
$279United Airlines
Tue, Feb 3 - Sun, Feb 8
United Airlines Logo
12:45 pm - 9:38 pm
SUX
-
BOS
7h 53m
1 stop
United Airlines Logo
10:30 am - 5:28 pm
BOS
-
SUX
7h 58m
1 stop
$324United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:00 am - 5:14 pm
SUX
-
BOS
10h 14m
2 stops
United Airlines Logo
12:45 pm - 5:28 pm
BOS
-
SUX
5h 43m
1 stop
$329United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:00 am - 5:19 pm
SUX
-
BOS
10h 19m
2 stops
United Airlines Logo
9:30 am - 5:28 pm
BOS
-
SUX
8h 58m
2 stops
$339United Airlines
Wed, Jan 28 - Sun, Feb 1
United Airlines Logo
6:00 am - 3:37 pm
SUX
-
BOS
8h 37m
1 stop
United Airlines Logo
10:30 am - 5:28 pm
BOS
-
SUX
7h 58m
1 stop
$354United Airlines
Sat, Jan 31 - Tue, Feb 3
United Airlines Logo
12:45 pm - 9:38 pm
SUX
-
BOS
7h 53m
1 stop
United Airlines Logo
4:49 pm - 11:47 pm
BOS
-
SUX
7h 58m
1 stop
$360United Airlines
Wed, Feb 4 - Sun, Feb 8
United Airlines Logo
12:45 pm - 9:38 pm
SUX
-
BOS
7h 53m
1 stop
United Airlines Logo
10:30 am - 11:47 pm
BOS
-
SUX
14h 17m
2 stops
$364United Airlines
Sat, Jan 31 - Tue, Feb 3
United Airlines Logo
6:00 am - 6:37 pm
SUX
-
BOS
11h 37m
2 stops
United Airlines Logo
12:08 pm - 11:47 pm
BOS
-
SUX
12h 39m
2 stops
$369United Airlines
Sat, Jan 31 - Tue, Feb 3
United Airlines Logo
12:45 pm - 9:38 pm
SUX
-
BOS
7h 53m
1 stop
United Airlines Logo
3:15 pm - 11:47 pm
BOS
-
SUX
9h 32m
1 stop
$379United Airlines
Sat, Jan 31 - Tue, Feb 3

United Airlines flights from Sioux City to Maine

Our best United Airlines deals on Sioux City to Maine flight tickets
United Airlines
Feb 3
SUX6:00 amSioux City Sioux Gateway
8h 37m
1 stop
BOS3:37 pmBoston Logan Intl
Feb 8
BOS4:49 pmBoston Logan Intl
7h 58m
1 stop
SUX11:47 pmSioux City Sioux Gateway
$274
United Airlines
Feb 3
SUX12:45 pmSioux City Sioux Gateway
9h 03m
2 stops
BOS10:48 pmBoston Logan Intl
Feb 8
BOS4:49 pmBoston Logan Intl
7h 58m
1 stop
SUX11:47 pmSioux City Sioux Gateway
$279
United Airlines
Jan 28
SUX12:45 pmSioux City Sioux Gateway
7h 53m
1 stop
BOS9:38 pmBoston Logan Intl
Feb 1
BOS10:30 amBoston Logan Intl
7h 58m
1 stop
SUX5:28 pmSioux City Sioux Gateway
$324

momondo Fare Finder

 
Customize your flight search to find flights from Sioux City to Maine 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 January 13, 2026.
Use the filters below to find and compare flights from Sioux City to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Tue 2/3

6:00 am-3:37 pm

1 stop8h 37m

Boston Logan Intl

Sun 2/8

4:49 pm-11:47 pm

1 stop7h 58m

$274

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Tue 2/3

12:45 pm-10:48 pm

2 stops9h 03m

Boston Logan Intl

Sun 2/8

4:49 pm-11:47 pm

1 stop7h 58m

$279

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 1/28

12:45 pm-9:38 pm

1 stop7h 53m

Boston Logan Intl

Sun 2/1

10:30 am-5:28 pm

1 stop7h 58m

$324

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 1/28

6:00 am-5:14 pm

2 stops10h 14m

Boston Logan Intl

Sun 2/1

12:45 pm-5:28 pm

1 stop5h 43m

$329

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 1/28

6:00 am-5:19 pm

2 stops10h 19m

Boston Logan Intl

Sun 2/1

9:30 am-5:28 pm

2 stops8h 58m

$339

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Sat 1/31

6:00 am-3:37 pm

1 stop8h 37m

Boston Logan Intl

Tue 2/3

10:30 am-5:28 pm

1 stop7h 58m

$354

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Wed 2/4

12:45 pm-9:38 pm

1 stop7h 53m

Boston Logan Intl

Sun 2/8

4:49 pm-11:47 pm

1 stop7h 58m

$360

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:38 pm

1 stop7h 53m

Boston Logan Intl

Tue 2/3

10:30 am-11:47 pm

2 stops14h 17m

$364

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Sat 1/31

6:00 am-6:37 pm

2 stops11h 37m

Boston Logan Intl

Tue 2/3

12:08 pm-11:47 pm

2 stops12h 39m

$369

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

Sat 1/31

12:45 pm-9:38 pm

1 stop7h 53m

Boston Logan Intl

Tue 2/3

3:15 pm-11:47 pm

1 stop9h 32m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Maine from

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

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 Maine?

United Airlines is the most popular carrier operating from Sioux City Sioux Gateway to Maine

What airlines fly to Maine?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Maine from Sioux City according to our data. American Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Maine. Keep in mind that there are 4 different airlines that fly to Maine on a routine basis, so you have a few additional options to choose from.

Cheap Sioux City to Maine flight deals and tips

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

Fastest flight time

5h 54m

Direct flights

None
The fastest flight from Sioux City to Maine takes 5h 54m
There are no direct flights from Sioux City to Maine. There are no popular flight routes from Sioux City to Maine.
Search flight deals

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

    Prices for flights from Sioux City Sioux Gateway Airport to Maine are updated daily.

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

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

    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 Maine.

  • What documentation or ID do you need to fly to Maine?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sioux City to Maine. momondo saves you time and could save you money on your trip.

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

Flights from Sioux City to Maine with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Sioux City to Maine flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Sioux City to Maine flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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