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

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Cheap Flight Deals to Las Vegas in September 2026

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

Recent round-trip flight deals to Las Vegas

Thu, Sep 24 - Thu, Oct 1
Frontier Logo
10:04 pm - 11:28 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 24mnonstop
Frontier Logo
1:34 pm - 3:01 pmLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 27mnonstop
$66Frontier
Fri, Sep 18 - Wed, Sep 23
Frontier Logo
10:04 pm - 11:28 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 24mnonstop
Frontier Logo
2:55 pm - 4:23 pmLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 28mnonstop
$68Frontier
Sat, Sep 12 - Fri, Sep 25
Frontier Logo
9:20 pm - 10:41 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 21mnonstop
Frontier Logo
1:34 pm - 3:01 pmLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 27mnonstop
$69Frontier
Thu, Sep 17 - Sat, Sep 19
Frontier Logo
2:50 pm - 4:12 pmLAX  Los Angeles-LAS Las Vegas Harry Reid Intl
1h 22mnonstop
Frontier Logo
2:55 pm - 4:23 pmLAS  Las Vegas Harry Reid Intl-LAX Los Angeles
1h 28mnonstop
$70Frontier
Mon, Sep 14 - Thu, Sep 17
Southwest Logo
6:05 pm - 7:15 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
3h 10mnonstop
Southwest Logo
8:15 pm - 1:20 amLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
3h 05mnonstop
$171Southwest
Mon, Sep 14 - Thu, Sep 17
Southwest Logo
5:30 am - 8:40 amHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
5h 10m1 stop Los Angeles
Southwest Logo
8:15 pm - 1:20 amLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
3h 05mnonstop
$177Southwest
Sat, Sep 26 - Wed, Sep 30
American Airlines Logo
6:34 pm - 10:26 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
5h 52m1 stop Dallas/Fort Worth
American Airlines Logo
6:05 am - 1:25 pmLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
5h 20m1 stop Dallas/Fort Worth
$195American Airlines
Sat, Sep 19 - Mon, Sep 21
Delta Logo
5:26 pm - 11:36 pmHOU  Houston Hobby-LAS Las Vegas Harry Reid Intl
8h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:01 pm - 10:00 amLAS  Las Vegas Harry Reid Intl-HOU Houston Hobby
8h 59m1 stop Atlanta Hartsfield-Jackson
$217Delta
Sun, Sep 27 - Wed, Sep 30
United Airlines Logo
8:45 am - 11:18 amEWR  Newark-LAS Las Vegas Harry Reid Intl
5h 33mnonstop
United Airlines Logo
11:47 am - 9:43 pmLAS  Las Vegas Harry Reid Intl-EWR Newark
6h 56m1 stop Denver Intl
$307United Airlines
Sat, Sep 19 - Mon, Sep 21
United Airlines Logo
4:25 pm - 6:59 pmEWR  Newark-LAS Las Vegas Harry Reid Intl
5h 34mnonstop
United Airlines Logo
11:08 pm - 7:00 amLAS  Las Vegas Harry Reid Intl-EWR Newark
4h 52mnonstop
$317United Airlines

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

What is the cheapest flight to Las Vegas in September?

The lowest price for a flight to Las Vegas in September was $29 for a one-way ticket from Los Angeles and $49 for a round-trip.

How much is a flight to Las Vegas in September?

On average, a flight to Las Vegas costs $681. The cheapest price found on KAYAK in the last year cost $49 and departed from Los Angeles. The most popular routes on KAYAK are New York to Las Vegas which costs $340 on average, and Chicago to Las Vegas, which costs $316 on average.

See prices from:

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

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

Is September 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 September?

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

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

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 $289 on average.

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

The most popular route searched for by our users was for flights from New York John F Kennedy Intl Airport to Las Vegas and the best round-trip deal found in September was $135.

Good to know - flights to Las Vegas in September

Low season

June

Cheapest flight in September

$41

Average price round-trip in September

$313

Good deal round-trip

$288

Good deal one-way

$149
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 September)
or less
or less

FAQs for booking flights to Las Vegas in September

  • Are flights to Las Vegas cheaper in September?

    No, in September 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 September a good time to fly to Las Vegas?

    September is a good time to fly to Las Vegas because it is considered a "shoulder season", with moderate travel and prices hovering around the yearly average.

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

    September is one of the quieter months for Las Vegas travel, with lower traveler volume. You'll find shorter lines at attractions, easier last-minute bookings, and more flexibility in your travel plans. Check our insights to know how far ahead to book.

Top tips for finding cheap flights to Las Vegas in September

  • Looking for cheap airfare to Las Vegas in September? In September, 25% of our users found round-trip tickets to Las Vegas for the following prices or less: from San Francisco $109, from Los Angeles $81.
  • Enter your preferred departure airport and September travel dates into the search form above to unlock the latest September flight deals to Las Vegas.
  • Set a Price Alert for your September dates to get notified when fares to Las Vegas drop so you can book when the price is right.
  • Be flexible within September: midweek departures and returns offers price better than weekends.
  • If your schedule allows, try early or late-September weeks to avoid peak demand spikes.
  • Look at first flights of the day or late-night returns in September 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