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Cheap flights from Montana to Saint George from $308

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Saint George departing on 9/3. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Montana to Saint George

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:07 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
5h 13m1 stop Denver Intl
United Airlines Logo
1:50 pm - 9:00 pmSGU  Saint George-BIL Billings Logan Intl
7h 10m1 stop Denver Intl
$308United Airlines
Thu, Sep 3 - Thu, Sep 10
United Airlines Logo
5:07 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
5h 13m1 stop Denver Intl
United Airlines Logo
1:50 pm - 9:00 pmSGU  Saint George-BIL Billings Logan Intl
7h 10m1 stop Denver Intl
$418United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
5:07 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
5h 13m1 stop Denver Intl
United Airlines Logo
1:50 pm - 9:00 pmSGU  Saint George-BIL Billings Logan Intl
7h 10m1 stop Denver Intl
$448United Airlines
Wed, Aug 26 - Sat, Aug 29
American Airlines Logo
7:00 am - 5:01 pmBIL  Billings Logan Intl-SGU Saint George
10h 01m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
11:41 am - 10:47 pmSGU  Saint George-BIL Billings Logan Intl
11h 06m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$474American Airlines
Thu, Aug 27 - Mon, Aug 31
United Airlines Logo
7:00 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
27h 20m1 stop Denver Intl
United Airlines Logo
5:00 am - 9:41 amSGU  Saint George-BIL Billings Logan Intl
4h 41m1 stop Denver Intl
$487United Airlines
Fri, Sep 4 - Thu, Sep 10
United Airlines Logo
5:07 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
5h 13m1 stop Denver Intl
United Airlines Logo
5:00 am - 9:41 amSGU  Saint George-BIL Billings Logan Intl
4h 41m1 stop Denver Intl
$506United Airlines
Fri, Aug 28 - Tue, Sep 1
United Airlines Logo
5:07 am - 10:20 amBIL  Billings Logan Intl-SGU Saint George
5h 13m1 stop Denver Intl
United Airlines Logo
10:16 am - 10:51 pmSGU  Saint George-BIL Billings Logan Intl
12h 35m2 stops Los Angeles Los Angeles Denver Intl
$529United Airlines
Thu, Sep 3 - Thu, Sep 10
United Airlines Logo
5:57 pm - 10:20 amBIL  Billings Logan Intl-SGU Saint George
16h 23m1 stop Denver Intl
United Airlines Logo
1:50 pm - 9:00 pmSGU  Saint George-BIL Billings Logan Intl
7h 10m1 stop Denver Intl
$550United Airlines
Fri, Sep 4 - Thu, Sep 10
American Airlines Logo
7:00 am - 5:01 pmBIL  Billings Logan Intl-SGU Saint George
10h 01m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
11:41 am - 10:47 pmSGU  Saint George-BIL Billings Logan Intl
11h 06m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$557American Airlines
Fri, Aug 28 - Tue, Sep 1
United Airlines Logo
2:29 pm - 4:15 pmBIL  Billings Logan Intl-SGU Saint George
25h 46m2 stops Denver Intl Los Angeles Los Angeles
United Airlines Logo
5:00 am - 9:41 amSGU  Saint George-BIL Billings Logan Intl
4h 41m1 stop Denver Intl
$569United Airlines
Thu, Aug 27 - Mon, Aug 31

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American Airlines flights from Montana to Saint George

Our best American Airlines deals on Montana to Saint George flight tickets
American Airlines
Aug 27
BIL7:00 amBillings Logan Intl
10h 01m
2 stops
SGU5:01 pmSaint George
Aug 31
SGU11:41 amSaint George
11h 06m
2 stops
BIL10:47 pmBillings Logan Intl
$474
American Airlines
Aug 28
BIL7:00 amBillings Logan Intl
10h 01m
2 stops
SGU5:01 pmSaint George
Sep 1
SGU11:41 amSaint George
11h 06m
2 stops
BIL10:47 pmBillings Logan Intl
$557
American Airlines
Aug 27
BIL7:00 amBillings Logan Intl
10h 01m
2 stops
SGU5:01 pmSaint George
Aug 31
SGU11:41 amSaint George
11h 06m
2 stops
BIL10:47 pmBillings Logan Intl
$583

United Airlines flights from Montana to Saint George

Our best United Airlines deals on Montana to Saint George flight tickets
United Airlines
Sep 3
BIL5:07 amBillings Logan Intl
5h 13m
1 stop
SGU10:20 amSaint George
Sep 10
SGU1:50 pmSaint George
7h 10m
1 stop
BIL9:00 pmBillings Logan Intl
$308
United Airlines
Aug 26
BIL5:07 amBillings Logan Intl
5h 13m
1 stop
SGU10:20 amSaint George
Aug 29
SGU1:50 pmSaint George
7h 10m
1 stop
BIL9:00 pmBillings Logan Intl
$418
United Airlines
Aug 26
BIL5:07 amBillings Logan Intl
5h 13m
1 stop
SGU10:20 amSaint George
Aug 29
SGU1:50 pmSaint George
7h 10m
1 stop
BIL9:00 pmBillings Logan Intl
$448

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Saint George 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 August 16, 2026.
Use the filters below to find and compare flights from Montana to Saint George that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Thu 9/3

5:07 am-10:20 am

1 stop5h 13m

Saint George

Thu 9/10

1:50 pm-9:00 pm

1 stop7h 10m

$308

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Wed 8/26

5:07 am-10:20 am

1 stop5h 13m

Saint George

Sat 8/29

1:50 pm-9:00 pm

1 stop7h 10m

$418

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Wed 8/26

5:07 am-10:20 am

1 stop5h 13m

Saint George

Sat 8/29

1:50 pm-9:00 pm

1 stop7h 10m

$448

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Thu 8/27

7:00 am-5:01 pm

2 stops10h 01m

Saint George

Mon 8/31

11:41 am-10:47 pm

2 stops11h 06m

$474

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Fri 9/4

7:00 am-10:20 am

1 stop27h 20m

Saint George

Thu 9/10

5:00 am-9:41 am

1 stop4h 41m

$487
Quickest round-trip

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Fri 8/28

5:07 am-10:20 am

1 stop5h 13m

Saint George

Tue 9/1

5:00 am-9:41 am

1 stop4h 41m

$506

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Thu 9/3

5:07 am-10:20 am

1 stop5h 13m

Saint George

Thu 9/10

10:16 am-10:51 pm

2 stops12h 35m

$529

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Fri 9/4

5:57 pm-10:20 am

1 stop16h 23m

Saint George

Thu 9/10

1:50 pm-9:00 pm

1 stop7h 10m

$550

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Fri 8/28

7:00 am-5:01 pm

2 stops10h 01m

Saint George

Tue 9/1

11:41 am-10:47 pm

2 stops11h 06m

$557

BillingsSaint George

BIL Billings Logan Intl - SGU Saint George

BILSGU

Billings Logan Intl

Thu 8/27

2:29 pm-4:15 pm

2 stops25h 46m

Saint George

Mon 8/31

5:00 am-9:41 am

1 stop4h 41m

$569

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Montana to Saint George flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Saint George

Fastest flight time

5h 13m

Direct flights

None
The fastest flight from Montana to Saint George takes 5h 13m
There are no direct flights from Montana to Saint George. There are no popular flight routes from Montana to Saint George.
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Frequently asked questions about flying from Montana to Saint George

  • When did momondo last update prices for flights from Montana to Saint George Airport?

    Prices for flights from Montana to Saint George Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Montana to Saint George 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 Montana to Saint George Airport.

  • What documentation or ID do you need to fly to Saint George Airport?

    The travel and health documents you'll need for your trip to Saint George Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint George Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Montana to Saint George

  • How do I get Price Alerts for flights from Montana to Saint George?

    Confirm your travel details to search for the latest offers for flights from Montana to Saint George. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Montana to Saint George with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Saint George?

Book flights to Saint George if you plan to visit one of these locations
Springdale
Hurricane
Virgin

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Saint George?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint George from Montana.

Can I find flights from Montana to Saint George with flexible booking policies on momondo?

Flights from Montana to Saint George 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 Montana to Saint George?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint George from Montana.

I’m not ready to book a flight from Montana to Saint George right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Saint George, momondo offers a useful price alert feature which will track prices for flights to Saint George from Montana and alert you when they change.

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