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$139+ Cheap flights from Salt Lake City to Boston (SLC - BOS)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOS
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Salt Lake City to Boston Logan Intl are usually found in August or September, booked 64 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Salt Lake City to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Boston (BOS). 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 July 28, 2025.

Round-trip from

$244
(Cheapflightsfares)

One-way from

$139
(Delta)

Popular in

April

Cheapest in

August

Average price

$369

Good round-trip deal

$312 or less

Good one-way deal

$175 or less
From Salt Lake City to Boston Logan Intl
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One-way flight from Salt Lake City to Boston Logan Intl
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Highest demand for flights based on searches. 8% potential increase in price ($40 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 July 2025
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Price to beat on a round-trip flight from Salt Lake City to Boston Logan Intl.
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Price to beat on a one-way flight from Salt Lake City to Boston Logan Intl.
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Find flight deals from Salt Lake City to Boston

Cheapest flights from Salt Lake City to Boston
Explore the most affordable flight options available from Salt Lake City to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1212:59 pmSLC - BOS
1 stop7h 44mSpirit Airlines
Mon 9/156:20 amBOS - SLC
1 stop7h 44mSpirit Airlines
Deal found 7/28$228
This JetBlue deal was found by Cheapflights users on 7/27. 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 8/2510:39 pmSLC - BOS
Nonstop4h 33mJetBlue
Sun 8/316:09 pmBOS - SLC
Nonstop5h 35mJetBlue
Deal found 7/27$257
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Mon 8/256:00 amSLC - BOS
1 stop7h 07mAmerican Airlines
Sun 8/315:54 amBOS - SLC
1 stop8h 09mAmerican Airlines
Deal found 7/28$276
This Delta deal was found by Cheapflights users on 7/27. 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.
Tue 8/2611:50 pmSLC - BOS
Nonstop4h 35mDelta
Thu 8/286:10 amBOS - SLC
Nonstop5h 20mDelta
Deal found 7/27$277
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 8/154:10 pmSLC - BOS
1 stop6h 49mUnited Airlines
Thu 8/214:27 pmBOS - SLC
1 stop8h 09mUnited Airlines
Deal found 7/26$292

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City to Boston 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 July 28, 2025.
Use the filters below to find and compare flights from Salt Lake City to Boston that are best for you.

Fly from

Salt Lake City

Fly to

Boston

Route

Depart

Return

Price

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Fri 9/19

12:59 pm-10:43 pm

1 stop7h 44m

Boston Logan Intl

Mon 9/29

6:20 am-12:04 pm

1 stop7h 44m

$244

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Tue 8/19

11:50 pm-6:25 am

Nonstop4h 35m

Boston Logan Intl

Sun 8/31

10:05 am-1:19 pm

Nonstop5h 14m

$257

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Fri 8/15

10:18 pm-4:51 am

Nonstop4h 33m

Boston Logan Intl

Fri 8/22

6:09 pm-9:44 pm

Nonstop5h 35m

$272

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Fri 8/15

4:10 pm-12:59 am

1 stop6h 49m

Boston Logan Intl

Thu 8/21

4:27 pm-10:36 pm

1 stop8h 09m

$292

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Mon 8/25

11:50 pm-6:25 am

Nonstop4h 35m

$139

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Wed 8/27

12:23 pm-10:34 pm

1 stop8h 11m

$145

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Fri 8/22

6:00 am-3:07 pm

1 stop7h 07m

$149

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Sat 8/9

4:44 pm-6:14 am

1 stop11h 30m

$154

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Wed 8/6

2:05 pm-7:59 am

2 stops15h 54m

$161

Salt Lake CityBoston

SLC - BOS

SLCBOS

Salt Lake City

Sat 9/27

11:13 am-12:27 am

1 stop11h 14m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 13 results
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Best time to book a flight from Salt Lake City to Boston

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

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

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to Boston. Price data was last updated on July 25, 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Salt Lake City to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Boston (average of $218). Flying from Salt Lake City to Boston in July is currently the most expensive (average of $311). 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 SLC to BOS?

Find hourly flight availability from Salt Lake City to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2025.

When flying from Salt Lake City to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 45% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to Boston. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Salt Lake City to Boston flight should consider departing on Saturday at noon 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 Salt Lake City to Boston

Explore weekly flight availability from Salt Lake City to Boston. 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 July 28, 2025.

The most flights from SLC to BOS are scheduled on a Monday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated July 28, 2025.
Read through reviews of airlines operating flights from Salt Lake City to Boston, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,237 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,971 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to Boston. 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 Salt Lake City to Boston?

    If you book a flight from Salt Lake City to Boston, you will be flying from Salt Lake City to Logan Intl. Flights to Boston Logan Intl (BOS) from Salt Lake City (SLC) take 4h 31m for a nonstop flight. There are 9 flights from Salt Lake City to Boston per day from 7 airlines.

  • How popular is this Salt Lake City to Boston flight route?

    Within the past month, 3 users have taken a look at flights from Salt Lake City to Boston Logan Intl.

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

    Cheapflights users have booked flights from Salt Lake City to Boston round-trip from $244. Other airlines that can offer you cheap pricing are JetBlue, from $257, and American Airlines, from $276. Spirit Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $139. Spirit Airlines flights start at $145 while deals on American Airlines start at $149 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Salt Lake City to Boston consider choosing Aeromexico (85%), Air France (82%) or Delta (81%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $141. While the most popular route (Salt Lake City - Boston Logan Intl) can be booked for $220 on average our data indicates $902 when flying from Salt Lake City to Boston.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Boston (average of $218). Flying from Salt Lake City to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
York Beach
Chelsea
Saco
Burlington
Hampton Beach
Swansea
Lincoln
Quincy

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Salt Lake City to Boston

Discover the top 7 airlines that operate flights from Salt Lake City to Boston. 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$159Average$275FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$192Average$337FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$213Average$384FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$216Average$335FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$236Average$392FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$489FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$275Average$385FlexibilityNo cancel feeOn-time75%

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