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Cheap flights from Saint John to Las Vegas from $290

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint John to Las Vegas departing on 11/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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United Airlines Logo
5:40 am - 5:55 pmYSJ-LAS
16h 15m2 stops
United Airlines Logo
10:29 am - 5:14 pmLAS-YSJ
26h 45m2 stops
$724United Airlines
Find Deal
Sun, Apr 12 - Tue, Apr 14
Air Canada Logo
5:40 am - 10:34 amYSJ-LAS
8h 54m1 stop
Air Canada Logo
9:10 am - 5:14 pmLAS-YSJ
28h 04m2 stops
$725Air Canada
Find Deal
Sun, Apr 12 - Tue, Apr 14
United Airlines Logo
5:40 am - 5:55 pmYSJ-LAS
16h 15m2 stops
United Airlines Logo
12:45 pm - 11:20 amLAS-YSJ
18h 35m3 stops
$758United Airlines
Find Deal
Sun, Apr 12 - Tue, Apr 14
United Airlines Logo
5:40 am - 5:55 pmYSJ-LAS
16h 15m2 stops
United Airlines Logo
12:45 pm - 11:20 amLAS-YSJ
18h 35m3 stops
$759United Airlines
Find Deal
Sun, Apr 12 - Tue, Apr 14
United Airlines Logo
5:40 am - 5:55 pmYSJ-LAS
16h 15m2 stops
United Airlines Logo
12:59 am - 5:14 pmLAS-YSJ
12h 15m2 stops
$764United Airlines
Find Deal
Sun, Apr 12 - Mon, Apr 13
United Airlines Logo
5:40 am - 5:55 pmYSJ-LAS
16h 15m2 stops
United Airlines Logo
12:30 am - 5:14 pmLAS-YSJ
12h 44m2 stops
$765United Airlines
Find Deal
Sun, Apr 12 - Mon, Apr 13
United Airlines Logo
5:40 am - 12:01 amYSJ-LAS
22h 21m2 stops
United Airlines Logo
12:45 pm - 11:20 amLAS-YSJ
18h 35m3 stops
$812United Airlines
Find Deal
Sun, Apr 12 - Tue, Apr 14
Multiple Airlines Logo
12:00 pm - 2:47 pmYSJ-LAS
30h 47m2 stops
Multiple Airlines Logo
11:05 pm - 3:45 pmLAS-YSJ
12h 40m2 stops
$843Multiple Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
United Airlines Logo
4:15 pm - 11:49 amYSJ-LAS
23h 34m2 stops
United Airlines Logo
11:30 pm - 11:29 pmLAS-YSJ
19h 59m2 stops
$871United Airlines
Find Deal
Mon, Jan 5 - Fri, Jan 9
Air Canada Logo
5:40 am - 10:31 pmYSJ-LAS
20h 51m1 stop
Air Canada Logo
11:30 pm - 10:59 amLAS-YSJ
7h 29m1 stop
$1,049Air Canada
Find Deal
Mon, Oct 27 - Mon, Nov 3

United Airlines flights from Saint John to Las Vegas

Our best United Airlines deals on Saint John to Las Vegas flight tickets
United Airlines
Apr 12
YSJ5:40 amSaint John
16h 15m
2 stops
LAS5:55 pmLas Vegas Harry Reid Intl
Apr 14
LAS10:29 amLas Vegas Harry Reid Intl
26h 45m
2 stops
YSJ5:14 pmSaint John
$724
Find similar
United Airlines
Apr 12
YSJ5:40 amSaint John
16h 15m
2 stops
LAS5:55 pmLas Vegas Harry Reid Intl
Apr 14
LAS12:45 pmLas Vegas Harry Reid Intl
18h 35m
3 stops
YSJ11:20 amSaint John
$758
Find similar
United Airlines
Apr 12
YSJ5:40 amSaint John
16h 15m
2 stops
LAS5:55 pmLas Vegas Harry Reid Intl
Apr 14
LAS12:45 pmLas Vegas Harry Reid Intl
18h 35m
3 stops
YSJ11:20 amSaint John
$759
Find similar

Air Canada flights from Saint John to Las Vegas

Our best Air Canada deals on Saint John to Las Vegas flight tickets
Air Canada
Apr 12
YSJ5:40 amSaint John
8h 54m
1 stop
LAS10:34 amLas Vegas Harry Reid Intl
Apr 14
LAS9:10 amLas Vegas Harry Reid Intl
28h 04m
2 stops
YSJ5:14 pmSaint John
$725
Find similar
Air Canada
Oct 27
YSJ5:40 amSaint John
20h 51m
1 stop
LAS10:31 pmLas Vegas Harry Reid Intl
Nov 3
LAS11:30 pmLas Vegas Harry Reid Intl
7h 29m
1 stop
YSJ10:59 amSaint John
$1,049
Find similar
Air Canada
Jan 5
YSJ11:30 amSaint John
27h 50m
1 stop
LAS11:20 amLas Vegas Harry Reid Intl
Jan 9
LAS12:10 pmLas Vegas Harry Reid Intl
18h 39m
1 stop
YSJ10:49 amSaint John
$1,223
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Saint John to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 14, 2025.
Use the filters below to find and compare flights from Saint John to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-5:55 pm

2 stops16h 15m

Las Vegas Harry Reid Intl

Tue 4/14

10:29 am-5:14 pm

2 stops26h 45m

$724

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-10:34 am

1 stop8h 54m

Las Vegas Harry Reid Intl

Tue 4/14

9:10 am-5:14 pm

2 stops28h 04m

$725

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-5:55 pm

2 stops16h 15m

Las Vegas Harry Reid Intl

Tue 4/14

12:45 pm-11:20 am

3 stops18h 35m

$758

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-5:55 pm

2 stops16h 15m

Las Vegas Harry Reid Intl

Tue 4/14

12:45 pm-11:20 am

3 stops18h 35m

$759

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-5:55 pm

2 stops16h 15m

Las Vegas Harry Reid Intl

Mon 4/13

12:59 am-5:14 pm

2 stops12h 15m

$764

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-5:55 pm

2 stops16h 15m

Las Vegas Harry Reid Intl

Mon 4/13

12:30 am-5:14 pm

2 stops12h 44m

$765

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 4/12

5:40 am-12:01 am

2 stops22h 21m

Las Vegas Harry Reid Intl

Tue 4/14

12:45 pm-11:20 am

3 stops18h 35m

$812

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 10/27

12:00 pm-2:47 pm

2 stops30h 47m

Las Vegas Harry Reid Intl

Mon 11/3

11:05 pm-3:45 pm

2 stops12h 40m

$843

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 1/5

4:15 pm-11:49 am

2 stops23h 34m

Las Vegas Harry Reid Intl

Fri 1/9

11:30 pm-11:29 pm

2 stops19h 59m

$871

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 10/27

5:40 am-10:31 pm

1 stop20h 51m

Las Vegas Harry Reid Intl

Mon 11/3

11:30 pm-10:59 am

1 stop7h 29m

$1,049

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Saint John to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Las Vegas?

The month of July is, on average, the cheapest month to fly to Las Vegas from Saint John, with most prices found around $304. The month of August is another great option to travel to Las Vegas, with average flight prices from Saint John averaging around $360.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Monday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $698. Flights from Saint John to Las Vegas on a Thursday will generally be more expensive and average around $965. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $685. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $698. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Saint John to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Saint John to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Saint John to Las Vegas (YSJ to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Saint John to Las Vegas

Direct flights

None
There are no direct flights from Saint John to Las Vegas. There are no popular flight routes from Saint John to Las Vegas.
Search flight deals

  • How far is Saint John to Las Vegas Harry Reid Intl by plane?

    Saint John and Las Vegas Harry Reid Intl are 2601.1 mi apart from one another. In terms of flight time, this usually takes a little over 8h 54m.

  • When did momondo last update prices for flights from Saint John Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Saint John Airport to Las Vegas Harry Reid Intl Airport were last updated today.

  • How old do you have to be to fly from Saint John Airport to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Saint John Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The required travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
Paradise
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Sunrise Manor
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Saint John to Las Vegas?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from Saint John.

Can I find flights from Saint John to Las Vegas with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Saint John to Las Vegas flights to just show those with flexible booking policies.

How can momondo help me find flights from Saint John to Las Vegas?

Once all potential Saint John to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Saint John to Las Vegas right now. Can momondo alert me if prices change?

Price alerts on flights to Las Vegas from Saint John are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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