What is the cheapest airline to fly from Saint George to Billings round-trip?

United Airlines, at $442, was found to be the cheapest airline from Saint George to Billings..

What is the cheapest month to book a flight from Saint George to Billings?

Currently, February is the cheapest month in which you can book a flight from Saint George to Billings (average of $396). Flying from Saint George to Billings in June is currently the most expensive (average of $512). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Saint George to Billings?

Travelers seeking maximum savings on their Saint George to Billings flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

If weather is an important factor for your trip to Billings, 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 26.6 F).

What is the cheapest day to fly round-trip from Saint George to Billings?

Flights from Saint George to Billings are found to be more expensive on Monday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Billings.

Can I find deals for flights from Saint George to Billings that include hotel bookings?

Yes. In addition to deals on Saint George to Billings flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Saint George to Billings?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Billings.

Can I find deals for business class flights from Saint George to Billings?

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

$155+ Flights from Saint George to Billings

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Cheap flight deals from Saint George to Billings

Round-trip from	$442 (United Airlines)
One-way from	$155 (American Airlines)

From Saint George to Billings Logan Intl

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One-way flight from Saint George to Billings Logan Intl

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Find flight deals from Saint George to Billings

Cheapest flights from Saint George to Billings
Explore the most affordable flight options available from Saint George to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Wed 7/165:25 pmSGU - BIL

1 stop5h 22mUnited Airlines

Sun 7/204:15 pmBIL - SGU

1 stop17h 41mUnited Airlines

Deal found 6/30

$442

Best flights from Saint George to Billings
Discover carefully curated flight deals from Saint George to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Wed 7/165:25 pmSGU - BIL

1 stop5h 22mUnited Airlines

Sun 7/204:15 pmBIL - SGU

1 stop17h 41mUnited Airlines

Deal found 6/30

$442

Last-minute flights from Saint George to Billings
Discover last-minute flight deals from Saint George to Billings. Data last updated July 3, 2025 and is based on user searches.

Wed 7/165:25 pmSGU - BIL

1 stop5h 22mUnited Airlines

Sun 7/204:15 pmBIL - SGU

1 stop17h 41mUnited Airlines

Deal found 6/30

$442

One-way flights from Saint George to Billings
Search for one-way flight options from Saint George to Billings. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Fri 8/155:05 amSGU - BIL

1 stop8h 17mAmerican Airlines

Deal found 7/1

$155

Thu 8/145:25 pmSGU - BIL

1 stop5h 22mUnited Airlines

Deal found 7/1

$190

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint George to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint GeorgeBillings

SGU - BIL

SGUBIL

Saint George

Wed 7/16

5:25 pm-10:47 pm

1 stop5h 22m

Billings Logan Intl

Sun 7/20

4:15 pm-9:56 am

1 stop17h 41m

$442

Saint GeorgeBillings

SGU - BIL

SGUBIL

Saint George

Fri 8/15

5:05 am-1:22 pm

1 stop8h 17m

$155

Saint GeorgeBillings

SGU - BIL

SGUBIL

Saint George

Thu 8/14

5:25 pm-10:47 pm

1 stop5h 22m

$190

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Saint George to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Saint George with our price prediction graph.

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.

Cheapflights Insights

Everything you need to know about your flight from Saint George to Billings

What is the cheapest time of day to fly from SGU to BIL?

A simple way to save on the total cost of your ticket is to fly from Saint George to Billings at noon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Billings

Get a feel of what it's like to fly with United Airlines and American Airlines from Saint George to Billings by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What is the cheapest airline to fly from Saint George to Billings round-trip?
United Airlines, at $442, was found to be the cheapest airline from Saint George to Billings..
Can I find deals for flights from Saint George to Billings that include hotel bookings?
Yes. In addition to deals on Saint George to Billings flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint George to Billings?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint George to Billings.
Can I find deals for business class flights from Saint George to Billings?
Yes. Cheapflights offers flight deals from Saint George to Billings by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Saint George to Billings?
Currently, February is the cheapest month in which you can book a flight from Saint George to Billings (average of $396). Flying from Saint George to Billings in June is currently the most expensive (average of $512). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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$155+ Cheap flights from Saint George to Billings (SGU - BIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint George to Billings with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint George to Billings

Round-trip from

One-way from

Find flight deals from Saint George to Billings

Cheapest flights from Saint George to BillingsExplore the most affordable flight options available from Saint George to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Saint George to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Saint George to Billings that are best for you.

Best time to book a flight from Saint George to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Saint George with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint George to Billings

What is the cheapest time of day to fly from SGU to BIL?

Find hourly flight availability from Saint George to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Reviews of airlines servicing Billings

Get a feel of what it's like to fly with United Airlines and American Airlines from Saint George to Billings by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Saint George to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Saint George to Billings round-trip?

Can I find deals for flights from Saint George to Billings that include hotel bookings?

How can I find direct flights from Saint George to Billings?

Can I find deals for business class flights from Saint George to Billings?

What is the cheapest month to book a flight from Saint George to Billings?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint George to Billings

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Saint George to Billings
Explore the most affordable flight options available from Saint George to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.