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Salt Lake City

$199+ Cheap flights from Boston to Salt Lake City (BOS - SLC)

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SLC
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Salt Lake City are usually found in July or August, booked 64 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Boston to Salt Lake City

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Salt Lake City (SLC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 8, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$325
(Alaska Airlines)

One-way from

$199
(United Airlines)

Popular in

February

Cheapest in

July

Average price

$493

Good round-trip deal

$431 or less

Good one-way deal

$299 or less
Provider with most accurate pricing for Boston Logan Intl-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Salt Lake City flights.
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From Boston Logan Intl to Salt Lake City
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One-way flight from Boston Logan Intl to Salt Lake City
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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Boston Logan Intl to Salt Lake City.
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Price to beat on a one-way flight from Boston Logan Intl to Salt Lake City.
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Find flight deals from Boston to Salt Lake City

Cheapest flights from Boston to Salt Lake City
Explore the most affordable flight options available from Boston to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 8, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/47:00 amBOS - SLC
2 stops29h 31mAlaska Airlines
sáb. 2/79:00 amSLC - BOS
1 stop12h 54mAlaska Airlines
Deal found 1/8$325
This Southwest deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/271:20 pmBOS - SLC
2 stops10h 45mSouthwest
mar. 2/109:30 amSLC - BOS
2 stops9h 20mSouthwest
Deal found 1/8$326
This Expedia deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/117:00 amBOS - SLC
1 stop12h 34mMultiple Airlines
lun. 2/1610:29 pmSLC - BOS
Nonstop4h 31mMultiple Airlines
Deal found 1/8$327
This Delta deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/86:10 amBOS - SLC
Nonstop5h 44mDelta
sáb. 2/145:30 pmSLC - BOS
Nonstop4h 32mDelta
Deal found 1/7$328
This United Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 1/226:00 amBOS - SLC
1 stop7h 28mUnited Airlines
dom. 1/2510:10 amSLC - BOS
1 stop7h 55mUnited Airlines
Deal found 1/7$329
This Alaska Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/27:00 amBOS - SLC
2 stops18h 45mAlaska Airlines
lun. 3/99:00 amSLC - BOS
1 stop12h 59mAlaska Airlines
Deal found 1/8$330
This CheapOair deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/88:10 pmBOS - SLC
1 stop28h 03mJetBlue
vie. 2/1310:29 pmSLC - BOS
Nonstop4h 31mJetBlue
Deal found 1/8$331
This JetBlue deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/107:07 amBOS - SLC
1 stop8h 20mJetBlue
mié. 3/1810:40 pmSLC - BOS
Nonstop4h 28mJetBlue
Deal found 1/8$332
This United Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/214:25 pmBOS - SLC
1 stop8h 14mUnited Airlines
sáb. 2/281:55 pmSLC - BOS
1 stop8h 54mUnited Airlines
Deal found 1/7$333
This Alaska Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 1/207:00 amBOS - SLC
1 stop12h 34mAlaska Airlines
jue. 1/297:14 amSLC - BOS
1 stop8h 25mAlaska Airlines
Deal found 1/6$334
This Alaska Airlines deal was found by Cheapflights users on 1/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/107:00 amBOS - SLC
2 stops13h 00mAlaska Airlines
mar. 3/1712:45 pmSLC - BOS
1 stop9h 14mAlaska Airlines
Deal found 1/7$335
This American Airlines deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 3/12:31 pmBOS - SLC
1 stop9h 24mAmerican Airlines
sáb. 3/75:26 amSLC - BOS
1 stop7h 56mAmerican Airlines
Deal found 1/6$337

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Salt Lake City 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, Cheapflights users made 2,558,603 searches. Data last updated enero 8, 2026.
Use the filters below to find and compare flights from Boston to Salt Lake City that are best for you.

Fly from

Boston

Fly to

Salt Lake City

Route

Depart

Return

Price

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

jue. 2/26

6:24 pm-11:48 am

1 stop19h 24m

Salt Lake City

mar. 3/3

6:52 pm-4:36 pm

2 stops19h 44m

$325

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

mar. 3/10

9:02 am-11:45 pm

2 stops16h 43m

Salt Lake City

mar. 3/17

6:20 am-11:59 pm

1 stop15h 39m

$329

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

dom. 2/8

7:00 am-5:34 pm

1 stop12h 34m

Salt Lake City

mié. 2/18

9:00 am-11:59 pm

1 stop12h 59m

$330

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

sáb. 2/7

6:44 pm-11:41 pm

2 stops30h 57m

Salt Lake City

dom. 2/15

6:20 am-11:59 pm

1 stop15h 39m

$335

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

vie. 4/10

6:55 pm-12:10 am

1 stop7h 15m

Salt Lake City

sáb. 4/18

11:35 pm-8:30 am

1 stop6h 55m

$337

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

dom. 6/21

6:00 am-9:30 am

Nonstop5h 30m

Salt Lake City

dom. 6/28

11:24 pm-6:09 am

Nonstop4h 45m

$338

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

dom. 2/22

6:02 pm-9:34 pm

Nonstop5h 32m

Salt Lake City

mar. 2/24

11:45 pm-10:19 am

1 stop8h 34m

$342

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

jue. 2/5

5:20 pm-10:31 am

1 stop19h 11m

Salt Lake City

dom. 2/8

7:00 am-11:54 pm

1 stop14h 54m

$347

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

dom. 2/22

6:37 pm-10:15 pm

Nonstop5h 38m

Salt Lake City

sáb. 2/28

11:12 pm-6:00 am

Nonstop4h 48m

$348

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

vie. 4/17

6:55 pm-12:10 am

1 stop7h 15m

Salt Lake City

mié. 4/22

7:45 am-6:35 pm

1 stop8h 50m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 21 results
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Compare providers for flights from Boston to Salt Lake City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Salt Lake City in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Salt Lake City flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Boston-Salt Lake City flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Boston-Salt Lake City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Salt Lake City flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Salt Lake City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City from Boston 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 Boston to Salt Lake City

How far ahead should I book a flight from Boston to Salt Lake City?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Salt Lake City. Price data was last updated on January 2, 2026.

The price you pay for your flight from Boston to Salt Lake City may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Salt Lake City?

Currently, March is the cheapest month in which you can book a flight from Boston to Salt Lake City (average of $138). Flying from Boston to Salt Lake City in May is currently the most expensive (average of $309). 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 time of day to fly from BOS to SLC?

Find hourly flight availability from Boston to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 8, 2026.

One of the essential ways to save on airfare from Boston to Salt Lake City is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

Reviews of airlines servicing Salt Lake City

Get insights into the airlines that provide service to Salt Lake City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Salt Lake City. Reviews last updated enero 8, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Boston to Salt Lake City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,025 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,139 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,095 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,896 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Boston to Salt Lake City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boston to Salt Lake City?

    To fly from Boston to Salt Lake City, you need to book a flight from Logan Intl (BOS) to Salt Lake City (SLC). Nonstop flights to Salt Lake City from Boston Logan Intl take 5h 20m on average. When it comes time to book airfare, you have a few options: there are 6 outbound flights from Logan Intl to Salt Lake City offered by 6 different airlines.

  • How long is the flight from Boston to Salt Lake City?

    For as low as $337, Alaska Airlines can have you in Salt Lake City from Boston in 7h 15m. There are 2099 mi between Boston and Salt Lake City. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boston to Salt Lake City round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Salt Lake City, with prices starting at $94. Additional round-trip tickets that might be worth considering are offered by JetBlue and American Airlines, with the lowest prices starting at $163 and $266, respectively. These flights start at 79% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boston to Salt Lake City one-way?

    The cheapest airlines for a one-way flight from Boston to Salt Lake City are Alaska Airlines ($134), JetBlue ($138), and American Airlines ($143).

  • What are the most reliable airlines from Boston to Salt Lake City?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Salt Lake City on time: KLM (89%), British Airways (83%), Korean Air (76%).

  • What are the cheapest flights from Boston to Salt Lake City?

    The cheapest flight price from Boston to Salt Lake City is $194. On average you can expect to pay $1,053. The most popular route, (Boston Logan Intl - Salt Lake City), can usually be booked for $226.

  • Where are the most common layover locations when flying from Boston to Salt Lake City?

    Flights departing from Boston and landing in Salt Lake City layover in Denver most frequently.

  • What are some popular things to do or see while on a layover in Denver?

    Most Denver visitors opt to spend their time experiencing Coors Field, 16th Street Mall, and Paramount Theatre. Coors Field, 16th Street Mall and Paramount Theatre are located about 18.4 mi, 18.7 mi, and 18.6 mi, respectively from Denver Intl if you are interested in checking them out. Travelers can book a car rental at Denver Intl for about $49 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Boston to Salt Lake City flights?

    The least popular layover on flights from Boston to Salt Lake City is Chicago.

  • Can I find deals for flights from Boston to Salt Lake City that include hotel bookings?

    Yes. In addition to deals on Boston to Salt Lake City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Salt Lake City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Salt Lake City.

  • Can I find deals for business class flights from Boston to Salt Lake City?

    Yes. Cheapflights offers flight deals from Boston to Salt Lake City 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 Boston to Salt Lake City?

    Currently, March is the cheapest month in which you can book a flight from Boston to Salt Lake City (average of $138). Flying from Boston to Salt Lake City in May is currently the most expensive (average of $309). 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

Traveling to a place near Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
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Logan
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Alternative routes for Boston to Salt Lake City

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Boston to Salt Lake City

Discover the top 6 airlines that operate flights from Boston to Salt Lake City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$302FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$236Average$407FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$266Average$347FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$269Average$393FlexibilityNo cancel feeOn-time69%
DeltaCheapest$296Average$510FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$309Average$462FlexibilityNo cancel feeOn-time63%

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