How the cheapest fare moved
Sep 14: €161 €161
Sep 8
Sep 14
low €109 · high €234
Departure-day prices · December 2026 Boston → Las Vegas
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30 €447 31 €302 Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · December 2026 Las Vegas → Boston
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Best time to visit Las Vegas — climate Jan: ~14°C daytime, 0 rainy days
14°
Jan Feb: ~20°C daytime, 1 rainy days
20°
Feb Mar: ~22°C daytime, 3 rainy days
22°
Mar Apr: ~27°C daytime, 0 rainy days
27°
Apr May: ~33°C daytime, 3 rainy days
33°
May Jun: ~39°C daytime, 2 rainy days
39°
Jun Jul: ~41°C daytime, 0 rainy days
41°
Jul Aug: ~41°C daytime, 1 rainy days
41°
Aug Sep: ~35°C daytime, 1 rainy days
35°
Sep Oct: ~28°C daytime, 1 rainy days
28°
Oct Nov: ~21°C daytime, 6 rainy days
21°
Nov Dec: ~17°C daytime, 4 rainy days
17°
Dec Best value: Sep — fares from €109 and ~35°C daytime.
Flights from Boston to Las Vegas start around €109 (typically 1 stop). Range seen recently: €109–234, based on 6 fares found by travellers.
Fly (from €109)
7h 33m duration
€109–234 recent fares
Book
Cheapest cached fares Boston → Las Vegas; typically 1 stop (e.g. F9). · Based on 6 fares found by travellers in the last 48h
Cheapest round trips to Las Vegas Fares found by travellers in the last 48 hours — refreshed daily.
Sep 22 – Sep 30
Frontier Airlines · 1 stop · 7h 42m
€301
Book
Dec 31 – Jan 7
Southwest Airlines · 1 stop · 6h 45m
€302
Book
Sep 30 – Oct 7
jetBlue · 1 stop · 8h 39m
€307
Book
Nov 15 – Nov 20
Southwest Airlines · 1 stop · 6h 35m
€332
Book
Sep 27 – Sep 29
jetBlue · Direct · 5h 46m
€342
Book
Sep 21 – Sep 30
Frontier Airlines · 1 stop · 7h 33m
€347
Book
Sep 27 – Sep 30
Frontier Airlines · 1 stop · 8h 23m
€406
Book
Dec 30 – Jan 2
Southwest Airlines · 1 stop · 6h 55m
€447
Book
Weather in Las Vegas
Mon
☀️
39°
26°
💧0%
Tue
☀️
37°
21°
💧3%
Wed
☁️
37°
24°
💧1%
Thu
🌤️
36°
27°
💧1%
Fri
☀️
35°
27°
💧1%
Sat
☀️
35°
27°
💧1%
Sun
☁️
35°
28°
💧2%
In Dec, Las Vegas typically sees ~17°C daytime highs and 4 rainy days.
Good to know Time difference -3h
Time in the air 5h 46m
Things to do in Las Vegas Top-rated tours and tickets from €78 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Las Vegas
In the midst of the southern Nevada desert, Las Vegas is the largest city in the state of Nevada. Nicknamed Sin City, Las Vegas and its surrounding communities are famed for their mega-casino resorts, often lavishly decorated with names and themes meant to evoke romance, mystery, and exotic destinations.
Read the full Las Vegas guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from Boston Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-09-14. Some links earn Stayonomy a commission at no cost to you.
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