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?

As of November 2025, there is 1 operator available to choose from 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.

$423 Cheap Flights from Sioux City to Maine in 2025/26

1 adult

0 bags

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12:45 pm - 11:30 pmSUX-PWM

9h 45m2 stops

6:00 am - 5:28 pmPWM-SUX

12h 28m2 stops

$423United Airlines

Find Deal

sáb., ene. 24 - mié., ene. 28

12:53 pm - 12:30 amSUX-BOS

10h 37m1 stop

11:02 am - 5:41 pmBOS-SUX

7h 39m1 stop

$428United Airlines

Find Deal

vie., mar. 6 - mar., mar. 10

12:45 pm - 2:39 pmSUX-PWM

24h 54m1 stop

6:00 am - 5:28 pmPWM-SUX

12h 28m2 stops

$433United Airlines

Find Deal

sáb., ene. 24 - mié., ene. 28

12:53 pm - 12:30 amSUX-BOS

10h 37m1 stop

7:05 am - 5:41 pmBOS-SUX

11h 36m2 stops

$438United Airlines

Find Deal

vie., mar. 6 - mar., mar. 10

6:10 am - 5:17 pmSUX-BOS

10h 07m2 stops

8:45 am - 5:41 pmBOS-SUX

9h 56m2 stops

$444United Airlines

Find Deal

vie., mar. 6 - mar., mar. 10

12:53 pm - 9:41 pmSUX-BOS

7h 48m2 stops

7:05 am - 5:41 pmBOS-SUX

11h 36m2 stops

$484United Airlines

Find Deal

vie., mar. 6 - mar., mar. 10

United Airlines flights from Sioux City to Maine

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

United Airlines

Jan 24

SUX12:45 pmSioux City Sioux Gateway

9h 45m

2 stops

PWM11:30 pmPortland

Jan 28

PWM6:00 amPortland

12h 28m

2 stops

SUX5:28 pmSioux City Sioux Gateway

$423

Find similar

United Airlines

Mar 6

SUX12:53 pmSioux City Sioux Gateway

10h 37m

1 stop

BOS12:30 amBoston Logan Intl

Mar 10

BOS11:02 amBoston Logan Intl

7h 39m

1 stop

SUX5:41 pmSioux City Sioux Gateway

$428

Find similar

United Airlines

Jan 24

SUX12:45 pmSioux City Sioux Gateway

24h 54m

1 stop

PWM2:39 pmPortland

Jan 28

PWM6:00 amPortland

12h 28m

2 stops

SUX5:28 pmSioux City Sioux Gateway

$433

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Sioux CityPortland

SUX - PWM

SUXPWM

Sioux City Sioux Gateway

sáb. 1/24

12:45 pm-11:30 pm

2 stops9h 45m

Portland

mié. 1/28

6:00 am-5:28 pm

2 stops12h 28m

$423

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

vie. 3/6

12:53 pm-12:30 am

1 stop10h 37m

Boston Logan Intl

mar. 3/10

11:02 am-5:41 pm

1 stop7h 39m

$428

Sioux CityPortland

SUX - PWM

SUXPWM

Sioux City Sioux Gateway

sáb. 1/24

12:45 pm-2:39 pm

1 stop24h 54m

Portland

mié. 1/28

6:00 am-5:28 pm

2 stops12h 28m

$433

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

vie. 3/6

12:53 pm-12:30 am

1 stop10h 37m

Boston Logan Intl

mar. 3/10

7:05 am-5:41 pm

2 stops11h 36m

$438

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

vie. 3/6

6:10 am-5:17 pm

2 stops10h 07m

Boston Logan Intl

mar. 3/10

8:45 am-5:41 pm

2 stops9h 56m

$444

Sioux CityBoston

SUX - BOS

SUXBOS

Sioux City Sioux Gateway

vie. 3/6

12:53 pm-9:41 pm

2 stops7h 48m

Boston Logan Intl

mar. 3/10

7:05 am-5:41 pm

2 stops11h 36m

$484

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 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 46% 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

Direct flights	None

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?
As of November 2025, there is 1 operator available to choose from 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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Find better results for your trip to Maine

Popular cities in Maine

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Cheap flights from Sioux City to Maine from $423

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Sioux City to Maine departing on 1/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Sioux City to Maine

Cheap round-trip flights

United Airlines flights from Sioux City to Maine

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

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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 airlines fly to Maine?

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

Direct flights

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

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?

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

Why use momondo?

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

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

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

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

An easier way to manage your Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Maine

Popular cities in Maine

Popular flights according to clicks in the last 7 days on momondo