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$41 Cheap flights to Las Vegas in December 2026 - Compare and Save

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Cheap Flight Deals to Las Vegas in December 2026

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to Las Vegas

Thu, Dec 3 - Mon, Dec 7
Frontier Logo
9:59 pm - 11:18 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 19mnonstop
Frontier Logo
9:25 am - 10:43 amLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 18mnonstop
$92Frontier
Tue, Dec 8 - Thu, Dec 10
Frontier Logo
7:30 pm - 9:12 pmSFO  San Francisco-LAS Las Vegas Harry Reid Intl
1h 42mnonstop
Frontier Logo
10:50 am - 12:33 pmLAS  Las Vegas Harry Reid Intl-SFO San Francisco
1h 43mnonstop
$93Frontier
Mon, Dec 14 - Thu, Dec 17
Frontier Logo
9:00 am - 10:16 amLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 16mnonstop
Frontier Logo
5:40 am - 6:59 amLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 19mnonstop
$95Frontier
Mon, Dec 7 - Thu, Dec 10
Frontier Logo
9:39 am - 11:28 amSFO  San Francisco-LAS Las Vegas Harry Reid Intl
1h 49mnonstop
Frontier Logo
10:50 am - 12:33 pmLAS  Las Vegas Harry Reid Intl-SFO San Francisco
1h 43mnonstop
$101Frontier
Fri, Dec 4 - Mon, Dec 7
Frontier Logo
9:59 pm - 11:18 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 19mnonstop
Frontier Logo
2:00 pm - 3:17 pmLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 17mnonstop
$103Frontier
Thu, Dec 10 - Tue, Dec 15
United Airlines Logo
8:16 am - 9:34 amLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 18mnonstop
United Airlines Logo
8:00 am - 9:21 amLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 21mnonstop
$117United Airlines
Mon, Dec 7 - Wed, Dec 9
Southwest Logo
8:30 pm - 9:40 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
3h 10mnonstop
Southwest Logo
5:20 pm - 10:15 pmLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
2h 55mnonstop
$171Southwest
Mon, Dec 7 - Wed, Dec 9
Southwest Logo
5:25 pm - 6:30 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
3h 05mnonstop
Southwest Logo
11:30 am - 5:40 pmLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
4h 10m1 stop Albuquerque
$177Southwest
Wed, Dec 2 - Mon, Dec 7
Delta Logo
10:41 am - 6:41 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
10h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:16 pm - 9:36 amLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
9h 20m1 stop Atlanta Hartsfield-Jackson
$217Delta
Mon, Dec 7 - Mon, Dec 14
American Airlines Logo
8:09 pm - 11:35 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
5h 26m1 stop Dallas/Fort Worth
American Airlines Logo
11:59 pm - 9:28 amLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
7h 29m1 stop Dallas/Fort Worth
$244American Airlines

KAYAK’s insights & trends for flights to Las Vegas in December 2026

What is the cheapest flight to Las Vegas in December?

The lowest price for a flight to Las Vegas in December was $29 for a one-way ticket from Ontario and $39 for a round-trip.

How much is a flight to Las Vegas in December?

On average, a flight to Las Vegas costs $636. The cheapest price found on KAYAK in the last year cost $39 and departed from Ontario. The most popular routes on KAYAK are New York to Las Vegas which costs $390 on average, and San Francisco to Las Vegas, which costs $241 on average.

See prices from:

What is the cheapest day of the week to fly to Las Vegas in December?

When flying to Las Vegas in December, you should consider leaving on a Wednesday and avoid Tuesday if you are looking for the best rates.

Is December the cheapest month to fly to Las Vegas?

No, the cheapest month for flights to Las Vegas is January. On the other hand, the most expensive months are July and June, with average round-trip prices of $360 and $358, respectively.

What is the cheapest day of the week to fly to Las Vegas in December?

When flying to Las Vegas in December, you should consider leaving on a Thursday and avoid Tuesdays if you are looking for the best rates.

Can I save money by flying with a layover to Las Vegas in December?

No, flying with a layover may cost you more time, and you don’t save money on the route, direct flight is the cheapest option at $295 on average.

How far in advance should I book a flight to Las Vegas?

Depending on where you start your journey, to get a below average price on the flight to Las Vegas, you should book around 2 weeks before departure, which saves you about 1% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

What was the most popular route search to Las Vegas in December?

The most popular route searched for by our users was for flights from San Francisco to Las Vegas and the best round-trip deal found in December was $78.

Good to know - flights to Las Vegas in December

Low season

June

Cheapest flight in December

$41

Average price round-trip in December

$318

Good deal round-trip

$296

Good deal one-way

$161
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Los Angeles to Las Vegas
(avg. price in December)
or less
or less

FAQs for booking flights to Las Vegas in December

  • Are flights to Las Vegas cheaper in December?

    No, in December flights to Las Vegas are not usually cheaper, but fares can vary between airlines and dates. We recommend comparing all available options on KAYAK before booking your flight.

  • Is December a good time to fly to Las Vegas?

    December is off-peak in Las Vegas. Prices are often lower and crowds smaller with fewer travelers than usual, but some flight schedules may be reduced.

  • What is the most popular month to travel to Las Vegas?

    December is one of the most popular months to travel to Las Vegas, with high traveler volume. Book flights and accommodations well in advance to secure availability. Check our insights to know how far ahead to book.

Top tips for finding cheap flights to Las Vegas in December

  • Looking for cheap airfare to Las Vegas in December? In December, 25% of our users found round-trip tickets to Las Vegas for the following prices or less: from San Francisco $154, from Los Angeles $83.
  • Enter your preferred departure airport and December travel dates into the search form above to unlock the latest December flight deals to Las Vegas.
  • Set a Price Alert for your December dates to get notified when fares to Las Vegas drop so you can book when the price is right.
  • Be flexible within December: midweek departures and returns offers price better than weekends.
  • If your schedule allows, try early or late-December weeks to avoid peak demand spikes.
  • Look at first flights of the day or late-night returns in December to find lower-demand options.
  • Use the calendar/date grid to scan the whole month and pinpoint the lowest-fare days at a glance.
  • Keep total trip cost in mind and compare fares plus bags and seat selection across carriers.
  • Plan your airport transfer: factor travel time and cost from Las Vegas Harry Reid Intl Airport (LAS) to your neighborhood when comparing arrival times.

Everything you need to know for your flight to Las Vegas

Flights with popular airlines flying to Las Vegas

American Airlines flights to Las Vegasfrom $340
Southwest flights to Las Vegasfrom $69
Frontier flights to Las Vegasfrom $46
United Airlines flights to Las Vegasfrom $316
Delta flights to Las Vegasfrom $369