$225 Cheap Delta flights Boston (BOS) to St. George (SGU)

View $225 flight on Sun, Jul 20, 2025Opens in a new window

$225 Cheap Delta flights Boston (BOS) to St. George (SGU)

Prices were available within the past 7 days and start at $225 for one-way flights and $319 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Sat, Sep 20
BOS
Boston
SGU
St. George
$319 Roundtrip, found 6 days ago
$319
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 13 from Boston to St. George, returning Sat, Sep 20, priced at $319 found 6 days ago
Delta
Tue, Aug 19 - Fri, Sep 5
BOS
Boston
SGU
St. George
$328 Roundtrip, found 12 hours ago
$328
Roundtrip
found 12 hours ago
Select Delta flight, departing Tue, Aug 19 from Boston to St. George, returning Fri, Sep 5, priced at $328 found 12 hours ago
Delta
Wed, Aug 13 - Wed, Sep 3
BOS
Boston
SGU
St. George
$334 Roundtrip, found 12 hours ago
$334
Roundtrip
found 12 hours ago
Select Delta flight, departing Wed, Aug 13 from Boston to St. George, returning Wed, Sep 3, priced at $334 found 12 hours ago
Delta
Tue, Sep 16 - Sat, Sep 20
BOS
Boston
SGU
St. George
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 16 from Boston to St. George, returning Sat, Sep 20, priced at $339 found 1 day ago
Delta
Fri, Jul 4 - Mon, Jul 21
BOS
Boston
SGU
St. George
$344 Roundtrip, found 6 days ago
$344
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Jul 4 from Boston to St. George, returning Mon, Jul 21, priced at $344 found 6 days ago
Delta
Wed, Jul 9 - Wed, Jul 16
BOS
Boston
SGU
St. George
$352 Roundtrip, found 6 days ago
$352
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Jul 9 from Boston to St. George, returning Wed, Jul 16, priced at $352 found 6 days ago
Flights from Boston (BOS) to St. George (SGU)
Origin airport
Logan Intl.
Destination airport
St. George
Airlines serving
American Airlines, Delta, United
Popular airline
Delta
Distance
2264 mi

Frequently asked questions

How much is a Delta Air Lines flight from Logan Intl. Airport (BOS) to St. George Airport (SGU)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines round-trip flights from $319 from BOS to SGU. Affordable one-way options from $225 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to SGU with Delta Air Lines?
January is one of the most affordable months to travel to St. George with Delta Air Lines. You could also find great prices on return and one-way tickets in December.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to St. George Airport (SGU) with Delta Air Lines?
Look for affordable Delta Air Lines flights from Logan Intl. Airport (BOS) to St. George Airport (SGU) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Logan Intl. Airport (BOS) to St. George Airport (SGU)?
To figure out if there's a direct route from BOS to SGU with Delta Air Lines or another airline, check the "Nonstop" box when looking for tickets.
What is the earliest Delta Air Lines flight from BOS to SGU?
To find the earliest departures from BOS to SGU with Delta Air Lines, filter your results by "Early Morning" and "Morning." Booking an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in St. George?
Delta Air Lines flights from Logan Intl. Airport (BOS) to St. George arrive at St. George Airport (SGU). This is the main entry point to this city.
Why fly with Delta Air Lines from BOS to SGU?
Heading from BOS to SGU with Delta Air Lines comes with a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Logan Intl. Airport (BOS) to St. George Airport (SGU)?
Changes are usually free within 24 hours of making a booking, but your airline may charge a fee after that. For more information about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to change your itinerary without extra charges, apply the "Changes included" or "No cancel fee" filter when planning your trip.

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*Available to One Key members.