Boston Logan to Salt Lake City International
2100 miles great-circle distance, typically flown in 4h 37m with 7 airlines operating direct service from Boston Logan (BOS) to Salt Lake City International (SLC). Cheapest fares are usually in January (around $249 return), with peak prices in August (around $747). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Boston Logan
Boston Logan International sits across the harbour from downtown — one of the most central airport locations in the country, just 3 miles from the Financial District. The Silver Line SL1 bus runs free for arriving passengers from each terminal directly to South Station in around 15 minutes; the MBTA Blue Line via the airport shuttle reaches downtown Boston in 25 minutes. JetBlue has its largest base here; Delta and AA add significant capacity, and transatlantic service from Aer Lingus, BA, Virgin and Lufthansa is dense.
Arriving in Salt Lake City
Salt Lake City International was completely rebuilt 2020–2024, with a new single concourse replacing the legacy terminals. TRAX Green Line runs from the airport directly to downtown SLC in 25 minutes for $2.50. Fares peak during Sundance (late January) and ski-season weekends (December–March); summer is cheaper for non-ski travellers headed to the National Parks (Zion, Bryce, Arches all within a 4-hour drive).
Who flies BOS to SLC?
| Airline | IATA | Flight time | Cabin |
| JetBlue Airways | B6 | 4h 37m | Economy |
| Delta Air Lines | DL | 4h 37m | Economy |
| American Airlines | AA | 4h 37m | Economy |
| United Airlines | UA | 4h 37m | Economy |
| Southwest Airlines | WN | 4h 37m | Economy |
| Spirit Airlines | NK | 4h 37m | Economy |
| Alaska Airlines | AS | 4h 37m | Economy |
7 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly BOS→SLC
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Boston to Salt Lake City FAQs
Direct flights from Boston Logan (BOS) to Salt Lake City International (SLC) take approximately 4h 37m for the 2100-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
January is typically the cheapest month on this route, with one-way fares from $249. August is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
7 carriers operate direct service from Boston Logan (BOS) to Salt Lake City International (SLC): JetBlue Airways, Delta Air Lines, American Airlines, United Airlines, Southwest Airlines and 2 more. Frequencies vary by season and carrier — JetBlue Airways typically operates the highest weekly count on this corridor.
No — United States is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
Salt Lake City International (SLC) is the primary international airport for Salt Lake City. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.