Cheap flights from Boston to Las Vegas

One-way fares from $121 · BOS → LAS · prices found by travellers in the last 48 hours

Compare all dates Las Vegas → Boston
Cheapest fare
$121

Frontier Airlines · Mon, Dec 21

Cheapest month
December

from $121

Direct flights
Not recently

Usually 1+ stop

Quickest trip
6h 35m

3,810 km

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Cheapest month to fly from Boston to Las Vegas

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $154
  2. December 2026 Cheapest $121
  3. April 2027 $206

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Frontier Airlines
Depart10:28 Mon, Dec 21BOS → LAS 9h 06m · 1 stop
$121one way, per person
View deal
Southwest Airlines
Depart12:35 Sun, Dec 20BOS → LAS 7h 40m · 1 stop
$133one way, per person
View deal
See every date in December 2026 →

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Where to stay, what to do and getting around, from our travel partners.

Where to stay

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Getting around

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About flights from Boston to Las Vegas

Boston (BOS) and Las Vegas (LAS) are about 3,810 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 6h 35m. Over the next few months, one-way fares start from $121, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Boston to Las Vegas?

The cheapest one-way fare we've seen recently is $121 with Frontier Airlines, departing Monday, December 21, 2026. Over the coming months, the lowest fare in each month ranges from $121 to $206.

What is the cheapest month to fly from Boston to Las Vegas?

December 2026 currently has the lowest fares, from $121 one way.

Are there direct flights from Boston to Las Vegas?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Boston to Las Vegas?

The quickest journey we've seen takes about 6h 35m. Boston and Las Vegas are around 3,810 km apart.

Which airlines fly from Boston to Las Vegas?

Recent fares on this route were with Southwest Airlines, Frontier Airlines and American Airlines.

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