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Cheap flights from Saint John to Las Vegas from $307

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 7/2. 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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0 bags

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Find the cheapest flights from Saint John to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:15 pm - 9:35 am
YSJ
-
LAS
21h 20m
2 stops
United Airlines Logo
10:41 am - 10:49 am
LAS
-
YSJ
20h 08m
2 stops
$610United Airlines
Sun, Feb 15 - Wed, Feb 18
United Airlines Logo
5:35 am - 8:07 pm
YSJ
-
LAS
18h 32m
2 stops
United Airlines Logo
6:00 am - 11:52 pm
LAS
-
YSJ
13h 52m
2 stops
$615United Airlines
Mon, Jun 1 - Tue, Jun 2
Air Canada Logo
11:30 am - 8:31 pm
YSJ
-
LAS
13h 01m
2 stops
Air Canada Logo
11:30 pm - 10:49 am
LAS
-
YSJ
7h 19m
1 stop
$633Air Canada
Sun, Feb 15 - Wed, Feb 18
Air Canada Logo
11:30 am - 10:31 pm
YSJ
-
LAS
15h 01m
1 stop
Air Canada Logo
11:30 pm - 10:49 am
LAS
-
YSJ
7h 19m
1 stop
$642Air Canada
Sun, Feb 15 - Wed, Feb 18
Air Canada Logo
12:20 pm - 11:48 pm
YSJ
-
LAS
15h 28m
2 stops
Air Canada Logo
11:30 pm - 11:27 am
LAS
-
YSJ
7h 57m
1 stop
$672Air Canada
Mon, Jun 1 - Tue, Jun 2
Air Canada Logo
5:40 am - 11:14 am
YSJ
-
LAS
9h 34m
1 stop
Air Canada Logo
7:25 am - 11:50 pm
LAS
-
YSJ
12h 25m
2 stops
$677Air Canada
Thu, Jul 2 - Thu, Jul 9
Air Canada Logo
12:20 pm - 9:59 pm
YSJ
-
LAS
13h 39m
2 stops
Air Canada Logo
7:00 am - 11:50 pm
LAS
-
YSJ
12h 50m
2 stops
$683Air Canada
Thu, Jul 2 - Thu, Jul 9
United Airlines Logo
5:35 am - 12:01 am
YSJ
-
LAS
22h 26m
2 stops
United Airlines Logo
7:30 pm - 3:50 pm
LAS
-
YSJ
16h 20m
3 stops
$684United Airlines
Mon, Jun 1 - Tue, Jun 2
Air Canada Logo
5:35 am - 11:04 am
YSJ
-
LAS
9h 29m
1 stop
Air Canada Logo
12:00 pm - 11:52 pm
LAS
-
YSJ
7h 52m
1 stop
$697Air Canada
Mon, Jun 1 - Tue, Jun 2
United Airlines Logo
4:30 pm - 11:19 pm
YSJ
-
LAS
10h 49m
2 stops
United Airlines Logo
7:30 pm - 3:50 pm
LAS
-
YSJ
16h 20m
3 stops
$754United Airlines
Mon, Jun 1 - Tue, Jun 2

United Airlines flights from Saint John to Las Vegas

Our best United Airlines deals on Saint John to Las Vegas flight tickets
United Airlines
Feb 15
YSJ4:15 pmSaint John
21h 20m
2 stops
LAS9:35 amLas Vegas Harry Reid Intl
Feb 18
LAS10:41 amLas Vegas Harry Reid Intl
20h 08m
2 stops
YSJ10:49 amSaint John
$610
United Airlines
Jun 1
YSJ5:35 amSaint John
18h 32m
2 stops
LAS8:07 pmLas Vegas Harry Reid Intl
Jun 2
LAS6:00 amLas Vegas Harry Reid Intl
13h 52m
2 stops
YSJ11:52 pmSaint John
$615
United Airlines
Jun 1
YSJ5:35 amSaint John
22h 26m
2 stops
LAS12:01 amLas Vegas Harry Reid Intl
Jun 2
LAS7:30 pmLas Vegas Harry Reid Intl
16h 20m
3 stops
YSJ3:50 pmSaint John
$684

Air Canada flights from Saint John to Las Vegas

Our best Air Canada deals on Saint John to Las Vegas flight tickets
Air Canada
Feb 15
YSJ11:30 amSaint John
13h 01m
2 stops
LAS8:31 pmLas Vegas Harry Reid Intl
Feb 18
LAS11:30 pmLas Vegas Harry Reid Intl
7h 19m
1 stop
YSJ10:49 amSaint John
$633
Air Canada
Feb 15
YSJ11:30 amSaint John
15h 01m
1 stop
LAS10:31 pmLas Vegas Harry Reid Intl
Feb 18
LAS11:30 pmLas Vegas Harry Reid Intl
7h 19m
1 stop
YSJ10:49 amSaint John
$642
Air Canada
Jun 1
YSJ12:20 pmSaint John
15h 28m
2 stops
LAS11:48 pmLas Vegas Harry Reid Intl
Jun 2
LAS11:30 pmLas Vegas Harry Reid Intl
7h 57m
1 stop
YSJ11:27 amSaint John
$672

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 January 15, 2026.
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 2/15

4:15 pm-9:35 am

2 stops21h 20m

Las Vegas Harry Reid Intl

Wed 2/18

10:41 am-10:49 am

2 stops20h 08m

$610

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 6/1

5:35 am-8:07 pm

2 stops18h 32m

Las Vegas Harry Reid Intl

Tue 6/2

6:00 am-11:52 pm

2 stops13h 52m

$615

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 2/15

11:30 am-8:31 pm

2 stops13h 01m

Las Vegas Harry Reid Intl

Wed 2/18

11:30 pm-10:49 am

1 stop7h 19m

$633

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Sun 2/15

11:30 am-10:31 pm

1 stop15h 01m

Las Vegas Harry Reid Intl

Wed 2/18

11:30 pm-10:49 am

1 stop7h 19m

$642

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 6/1

12:20 pm-11:48 pm

2 stops15h 28m

Las Vegas Harry Reid Intl

Tue 6/2

11:30 pm-11:27 am

1 stop7h 57m

$672

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Thu 7/2

5:40 am-11:14 am

1 stop9h 34m

Las Vegas Harry Reid Intl

Thu 7/9

7:25 am-11:50 pm

2 stops12h 25m

$677

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Thu 7/2

12:20 pm-9:59 pm

2 stops13h 39m

Las Vegas Harry Reid Intl

Thu 7/9

7:00 am-11:50 pm

2 stops12h 50m

$683

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 6/1

5:35 am-12:01 am

2 stops22h 26m

Las Vegas Harry Reid Intl

Tue 6/2

7:30 pm-3:50 pm

3 stops16h 20m

$684

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 6/1

5:35 am-11:04 am

1 stop9h 29m

Las Vegas Harry Reid Intl

Tue 6/2

12:00 pm-11:52 pm

1 stop7h 52m

$697

Saint JohnLas Vegas

YSJ - LAS

YSJLAS

Saint John

Mon 6/1

4:30 pm-11:19 pm

2 stops10h 49m

Las Vegas Harry Reid Intl

Tue 6/2

7:30 pm-3:50 pm

3 stops16h 20m

$754

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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.

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

Fastest flight time

18h 27m

Direct flights

None
The fastest flight from Saint John to Las Vegas takes 18h 27m
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 18h 27m.

  • 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
Paradise
Mesquite
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Sunrise Manor
Boulder City
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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