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$142+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SLC
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Salt Lake City are usually found in September or August, booked 90 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$279
(Mytrip)

One-way from

$142
(Expedia)

Popular in

December

Cheapest in

September

Average price

$437

Good round-trip deal

$392 or less

Good one-way deal

$218 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. 8% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 25, 2025.

This Mytrip deal was found by Cheapflights users on 3/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:30 amBOS - SLC
3 stops36h 49mSpirit Airlines
Fri 5/98:14 pmSLC - BOS
2 stops17h 42mSpirit Airlines
Deal found 3/23$279
This United Airlines deal was found by Cheapflights users on 3/24. 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 5/288:00 amBOS - SLC
1 stop8h 34mUnited Airlines
Wed 5/287:00 pmSLC - BOS
1 stop9h 01mUnited Airlines
Deal found 3/24$317
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1011:38 amBOS - SLC
1 stop25h 51mMultiple Airlines
Mon 4/142:36 pmSLC - BOS
2 stops27h 38mMultiple Airlines
Deal found 3/24$322
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/116:00 amBOS - SLC
Nonstop5h 25mDelta
Wed 7/2311:24 pmSLC - BOS
Nonstop4h 44mDelta
Deal found 3/24$327
This JetBlue deal was found by Cheapflights users on 3/24. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/71:45 pmBOS - SLC
1 stop10h 50mJetBlue
Thu 7/1710:27 pmSLC - BOS
Nonstop4h 33mJetBlue
Deal found 3/24$332
This Southwest deal was found by Cheapflights users on 3/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:40 amBOS - SLC
1 stop9h 40mSouthwest
Wed 8/131:05 pmSLC - BOS
1 stop6h 30mSouthwest
Deal found 3/24$347
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/246:00 amBOS - SLC
1 stop9h 24mAlaska Airlines
Mon 6/27:33 pmSLC - BOS
1 stop9h 47mAlaska Airlines
Deal found 3/23$366
This American Airlines deal was found by Cheapflights users on 3/23. 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.
Fri 4/117:10 amBOS - SLC
1 stop10h 12mAmerican Airlines
Sun 4/135:17 amSLC - BOS
1 stop7h 52mAmerican Airlines
Deal found 3/23$387

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 March 25, 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

Tue 5/6

8:30 am-7:19 pm

3 stops36h 49m

Salt Lake City

Fri 5/9

8:14 pm-3:56 pm

2 stops17h 42m

$279

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Wed 5/28

8:00 am-2:34 pm

1 stop8h 34m

Salt Lake City

Wed 5/28

7:00 pm-6:01 am

1 stop9h 01m

$317

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Thu 4/10

11:38 am-11:29 am

1 stop25h 51m

Salt Lake City

Mon 4/14

2:36 pm-8:14 pm

2 stops27h 38m

$322

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 7/11

6:00 am-9:25 am

Nonstop5h 25m

Salt Lake City

Wed 7/23

11:24 pm-6:08 am

Nonstop4h 44m

$327

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Mon 7/7

1:45 pm-10:35 pm

1 stop10h 50m

Salt Lake City

Thu 7/17

10:27 pm-5:00 am

Nonstop4h 33m

$332

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Thu 8/7

6:40 am-12:40 pm

1 stop8h 00m

Salt Lake City

Sun 8/10

5:40 am-5:55 pm

1 stop10h 15m

$347

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Sat 5/24

6:00 am-1:24 pm

1 stop9h 24m

Salt Lake City

Mon 6/2

7:33 pm-7:20 am

1 stop9h 47m

$366

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 4/11

7:10 am-3:22 pm

1 stop10h 12m

Salt Lake City

Sun 4/13

5:17 am-3:09 pm

1 stop7h 52m

$387

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Fri 5/16

9:46 am-7:19 pm

2 stops11h 33m

$142

BostonSalt Lake City

BOS - SLC

BOSSLC

Boston Logan Intl

Thu 5/29

1:30 pm-8:47 pm

1 stop9h 17m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 17 results
1
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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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Salt Lake City flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 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 90 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, October is the cheapest month in which you can book a flight from Boston to Salt Lake City (average of $277). Flying from Boston to Salt Lake City in March is currently the most expensive (average of $417). 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 March 25, 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 in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 34% 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 March 23, 2025.

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

Weekly flight availability from Boston to Salt Lake City

Explore weekly flight availability from Boston to Salt Lake City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 25, 2025.

The most flights from BOS to SLC are scheduled on a Saturday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Salt Lake City ranges from 0.6 - 2.0 inches per month. April is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Salt Lake City when rainfall is around 0.6 in.

Temperature in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Salt Lake City, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 March 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Boston to Salt Lake City. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 14m on average. When it comes time to book airfare, you have a few options: there are 12 outbound flights from Logan Intl to Salt Lake City offered by 7 different airlines.

  • 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 $279. Additional round-trip tickets that might be worth considering are offered by United Airlines and JetBlue, with the lowest prices starting at $317 and $327, respectively. These flights start at 35% 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 Spirit Airlines ($142), United Airlines ($149), and JetBlue ($159).

  • 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: Air France (100%), WestJet (100%), Aeromexico (93%).

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

    The cheapest flight price from Boston to Salt Lake City is $138. On average you can expect to pay $1,069. The most popular route, (Boston Logan Intl - Salt Lake City), can usually be booked for $230.

  • 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. Denver is followed by Chicago in terms of the most popular layover location on flights from Boston to Salt Lake City.

  • 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, Paramount Theatre, and 16th Street Mall. Coors Field, Paramount Theatre and 16th Street Mall are located about 18.4 mi, 18.6 mi, and 18.7 mi, respectively from Denver Intl if you are interested in checking them out. Travelers can book a car rental at Denver Intl for about $56 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Chicago?

    Chicago travelers tend to visit Magnificent Mile, Grant Park, and River North more than any other notable places. Magnificent Mile, Grant Park, and River North can be visited by traveling about 15.5 mi, 16.2 mi, and 15.0 mi respectively from Chicago O'Hare Intl. Those on a layover in Chicago in need of a rental car can book one at Chicago O'Hare Intl for about $51.

  • 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 New York.

  • 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, October is the cheapest month in which you can book a flight from Boston to Salt Lake City (average of $277). Flying from Boston to Salt Lake City in March is currently the most expensive (average of $417). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
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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 7 airlines flying from Boston to Salt Lake City

Discover the top 7 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$158Average$371FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$165Average$309FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$210Average$355FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$255Average$370FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$261Average$604FlexibilityNo cancel feeOn-time75%
DeltaCheapest$270Average$522FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$276Average$423FlexibilityNo cancel feeOn-time63%
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