$281 Cheap Flights from Bellingham (BLI) to St. George (SGU)

View $281 flight on Thu, Jan 8, 2026Opens in a new window

Popular airlines from Bellingham, WA (BLI-Bellingham Intl.) to St. George Regional Airport (SGU)

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Cheap Flights from Bellingham to St. George (BLI-SGU)

Prices were available within the past 7 days and start at $281 for one-way flights and $509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Feb 17 - Wed, Mar 4
BLI
Bellingham
SGU
St. George
$509 Roundtrip, found 4 days ago
$509
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 17 from Bellingham to St. George, returning Wed, Mar 4, priced at $509 found 4 days ago
American Airlines
Wed, Jan 7 - Sat, Jan 10
BLI
Bellingham
SGU
St. George
$526 Roundtrip, found 3 days ago
$526
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Jan 7 from Bellingham to St. George, returning Sat, Jan 10, priced at $526 found 3 days ago
Alaska Airlines
Tue, Feb 17 - Tue, Mar 3
BLI
Bellingham
SGU
St. George
$537 Roundtrip, found 4 days ago
$537
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 17 from Bellingham to St. George, returning Tue, Mar 3, priced at $537 found 4 days ago
American Airlines
Wed, Jan 7 - Sat, Jan 24
BLI
Bellingham
SGU
St. George
$545 Roundtrip, found 3 days ago
$545
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Jan 7 from Bellingham to St. George, returning Sat, Jan 24, priced at $545 found 3 days ago
Alaska Airlines
Mon, Feb 16 - Wed, Mar 4
BLI
Bellingham
SGU
St. George
$561 Roundtrip, found 4 days ago
$561
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Feb 16 from Bellingham to St. George, returning Wed, Mar 4, priced at $561 found 4 days ago
American Airlines
Mon, Feb 9 - Tue, Feb 24
BLI
Bellingham
SGU
St. George
$565 Roundtrip, found 4 days ago
$565
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Feb 9 from Bellingham to St. George, returning Tue, Feb 24, priced at $565 found 4 days ago
American Airlines
Tue, Mar 31 - Tue, Apr 7
BLI
Bellingham
SGU
St. George
$577 Roundtrip, found 4 days ago
$577
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Mar 31 from Bellingham to St. George, returning Tue, Apr 7, priced at $577 found 4 days ago
Alaska Airlines
Mon, Feb 16 - Tue, Mar 3
BLI
Bellingham
SGU
St. George
$589 Roundtrip, found 4 days ago
$589
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Feb 16 from Bellingham to St. George, returning Tue, Mar 3, priced at $589 found 4 days ago
American Airlines
Sun, Feb 22 - Tue, Mar 10
BLI
Bellingham
SGU
St. George
$590 Roundtrip, found 4 days ago
$590
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Feb 22 from Bellingham to St. George, returning Tue, Mar 10, priced at $590 found 4 days ago
Alaska Airlines
Wed, Feb 18 - Wed, Mar 4
BLI
Bellingham
SGU
St. George
$618 Roundtrip, found 4 days ago
$618
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Feb 18 from Bellingham to St. George, returning Wed, Mar 4, priced at $618 found 4 days ago
Flights from Bellingham (BLI) to St. George (SGU)
Origin airport
Bellingham Intl.
Destination airport
St. George
Roundtrip price
$509
Distance
930 mi

Bellingham to St. George Flights

The cheapest times to fly from Bellingham to St. George

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bellingham to St. George are during the month of February. You can find some of the cheapest flights from Bellingham to St. George with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bellingham to St. George

Sunday is one of the best days to book for cheap flights from Bellingham to St. George: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bellingham to St. George

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bellingham to St. George in 2026. You can also book with separate airlines for your outbound and return journeys, from $281 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bellingham to St. George flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bellingham to St. George airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Bellingham Intl. Airport (BLI) to St. George Airport (SGU) cost?
Get a cheap one-way flight from $281 or cheap return flight from $509 from Bellingham Intl. Airport (BLI) to St. George Airport (SGU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Bellingham Intl. Airport (BLI) to St. George Airport (SGU)?
February is the most affordable month to fly from BLI to SGU. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from Bellingham Intl. Airport (BLI) to St. George Airport (SGU)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BLI to SGU. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Bellingham Intl. Airport (BLI) to St. George Airport (SGU)?
You'll need to hop on a flight with a layover if you're traveling from Bellingham Intl. Airport (BLI) to St. George Airport (SGU). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from BLI to SGU?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bellingham Intl. Airport (BLI) to St. George Airport (SGU)?
Choose a flight from Bellingham Intl. Airport (BLI) to St. George Airport (SGU) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bellingham Intl. Airport (BLI) to St. George Airport (SGU) last-minute?
Holding off until just before your trip to book a flight from BLI to SGU generally means paying more. While it's possible to find some last-minute discounts, they aren't always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a BLI to SGU flight and hotel package?
You'll typically save money by booking a BLI to SGU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Bellingham Intl. Airport (BLI) to St. George Airport (SGU)?
If you booked your BLI to SGU flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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*Available to One Key members.