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Salt Lake City

$161+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SLC
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
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 86 days in advance, depart on a Tuesday or Wednesday and return on a Monday

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 November 24, 2025.

This United Airlines deal was found by Cheapflights users on 11/23. 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.
Wed 12/179:10 amBOS - SLC
2 stops9h 58mUnited Airlines
Sun 12/214:10 pmSLC - BOS
1 stop6h 35mUnited Airlines
Deal found 11/23$315
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Sun 12/145:22 pmBOS - SLC
1 stop8h 37mAmerican Airlines
Thu 12/185:19 amSLC - BOS
1 stop10h 01mAmerican Airlines
Deal found 11/23$332
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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.
Sun 12/77:00 amBOS - SLC
1 stop9h 43mAlaska Airlines
Tue 12/167:14 amSLC - BOS
1 stop8h 38mAlaska Airlines
Deal found 11/21$333
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/1111:55 amBOS - SLC
1 stop7h 13mUnited Airlines
Thu 12/184:10 pmSLC - BOS
1 stop6h 35mUnited Airlines
Deal found 11/23$334
This United Airlines deal was found by Cheapflights users on 11/23. 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.
Wed 12/109:30 amBOS - SLC
2 stops9h 38mUnited Airlines
Sun 12/147:00 amSLC - BOS
1 stop6h 42mUnited Airlines
Deal found 11/23$339
This United Airlines deal was found by Cheapflights users on 11/22. 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.
Wed 12/179:10 amBOS - SLC
2 stops9h 58mUnited Airlines
Mon 12/222:45 pmSLC - BOS
1 stop6h 50mUnited Airlines
Deal found 11/22$340
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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.
Tue 12/97:00 amBOS - SLC
1 stop9h 43mAlaska Airlines
Mon 12/157:12 pmSLC - BOS
1 stop20h 40mAlaska Airlines
Deal found 11/21$341
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Wed 12/179:19 amBOS - SLC
1 stop9h 05mAmerican Airlines
Thu 12/1811:14 pmSLC - BOS
1 stop8h 40mAmerican Airlines
Deal found 11/24$342
This Alaska Airlines deal was found by Cheapflights users on 11/21. 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.
Sat 12/134:24 pmBOS - SLC
1 stop21h 08mAlaska Airlines
Mon 12/157:12 pmSLC - BOS
1 stop20h 40mAlaska Airlines
Deal found 11/21$347
This United Airlines deal was found by Cheapflights users on 11/22. 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.
Tue 12/166:00 amBOS - SLC
2 stops9h 22mUnited Airlines
Wed 12/178:30 amSLC - BOS
1 stop6h 45mUnited Airlines
Deal found 11/22$352
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Wed 12/179:10 amBOS - SLC
2 stops9h 58mUnited Airlines
Thu 12/184:10 pmSLC - BOS
1 stop6h 35mUnited Airlines
Deal found 11/24$353

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 November 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$315
(United Airlines)

One-way from

$161
(Kiwi.com)

Popular in

October

Cheapest in

July

Average price

$488

Good round-trip deal

$434 or less

Good one-way deal

$234 or less
Provider with most accurate pricing for Boston Logan Intl-Salt Lake City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Salt Lake City flights.
Search Deals
From Boston Logan Intl to Salt Lake City
Search Deals
One-way flight from Boston Logan Intl to Salt Lake City
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Salt Lake City.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Salt Lake City.
Search Deals

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 November 24, 2025.
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

Thu 2/5

4:20 pm-8:44 pm

1 stop30h 24m

Salt Lake City

Sun 2/8

11:56 am-3:20 pm

1 stop25h 24m

$339

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sun 2/8

4:16 pm-10:45 pm

1 stop8h 29m

Salt Lake City

Tue 2/10

12:45 am-9:14 am

1 stop6h 29m

$343

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 2/20

5:44 pm-12:17 pm

1 stop20h 33m

Salt Lake City

Sat 2/28

3:41 pm-6:54 am

1 stop13h 13m

$346

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 12/12

4:24 pm-11:32 am

1 stop21h 08m

Salt Lake City

Tue 12/16

10:44 am-3:37 pm

2 stops26h 53m

$357

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 2/20

4:36 pm-12:17 pm

2 stops21h 41m

Salt Lake City

Wed 2/25

8:30 am-3:36 pm

1 stop29h 06m

$360

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Mon 12/15

4:24 pm-11:32 am

1 stop21h 08m

Salt Lake City

Thu 1/8

12:17 pm-11:54 pm

1 stop9h 37m

$364

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sat 2/21

6:24 pm-10:20 am

2 stops17h 56m

Salt Lake City

Fri 2/27

3:20 pm-6:54 am

1 stop13h 34m

$365

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sun 12/14

5:30 am-1:22 pm

2 stops9h 52m

Salt Lake City

Wed 12/17

12:51 am-9:34 am

1 stop6h 43m

$379

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sun 1/4

6:45 am-2:16 pm

1 stop9h 31m

Salt Lake City

Wed 1/7

11:10 am-9:52 pm

2 stops8h 42m

$390

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sat 1/17

6:44 pm-11:41 pm

2 stops30h 57m

Salt Lake City

Tue 1/20

7:14 am-3:20 pm

2 stops30h 06m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Showing 1-10 of 24 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 November.
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
PricelinePrice Accuracy1 starTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Salt Lake City flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 November 21, 2025.

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 86 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 $321). 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 November 24, 2025.

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 59% on airfare.

What is the cheapest day to fly from Boston to Salt Lake City?

Use this chart to determine the cheapest time to fly round-trip from Boston to Salt Lake City. Price data was last updated on November 2, 2025.

Travelers seeking maximum savings on their Boston to Salt Lake City flight should consider departing on Monday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 24, 2025.
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
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,252 reviews
Southwest
8.0
Very good
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,044 reviews
Southwest
8.0
Very good
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,903 reviews
Southwest
8.0
Very good
4,252 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 27m on average. When it comes time to book airfare, you have a few options: there are 11 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 $343, Alaska Airlines can have you in Salt Lake City from Boston in 8h 29m. 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 $95. Additional round-trip tickets that might be worth considering are offered by JetBlue and United Airlines, with the lowest prices starting at $174 and $264, 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 JetBlue ($169), United Airlines ($186), and Southwest ($193).

  • 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: Korean Air (94%), Aeromexico (86%), WestJet (82%).

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

    The cheapest flight price from Boston to Salt Lake City is $119. On average you can expect to pay $876. The most popular route, (Boston Logan Intl - Salt Lake City), can usually be booked for $250.

  • 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 Chicago most frequently.

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

    Most Chicago visitors opt to spend their time experiencing Magnificent Mile, River North, and Grant Park. Magnificent Mile, River North and Grant Park are located about 15.5 mi, 15.0 mi, and 16.2 mi, respectively from Chicago O'Hare Intl if you are interested in checking them out. Travelers can book a car rental at Chicago O'Hare Intl for about $58 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 Denver.

  • 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 $321). 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
Bountiful
Lehi
Farmington
Midvale
Logan
West Valley City
Evanston
West Jordan
South Jordan
Layton
Draper
Alta
Sandy

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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 November 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$313FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$174Average$392FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$264Average$385FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$366FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$521FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$321Average$440FlexibilityNo cancel feeOn-time63%

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