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Cheap flights from Saint John to Mexico from C$ 608

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — MEX
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from St John to Mexico
Explore the most affordable flight options available from St John to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 November 2025.

Tue 23/124:15 p.m.YSJ - MEX
2 stops34h 35mAir Canada
Wed 31/121:05 a.m.MEX - YSJ
1 stop20h 24mAir Canada
Deal found 5/11C$ 1,401
Tue 23/124:15 p.m.YSJ - MEX
2 stops34h 35mAir Canada
Mon 29/121:05 a.m.MEX - YSJ
2 stops36h 28mAir Canada
Deal found 5/11C$ 1,450
Sun 21/124:15 p.m.YSJ - MEX
2 stops34h 35mAir Canada
Wed 31/121:05 a.m.MEX - YSJ
2 stops12h 28mAir Canada
Deal found 5/11C$ 1,463
Sun 21/124:15 p.m.YSJ - MEX
2 stops34h 35mAir Canada
Mon 29/121:05 a.m.MEX - YSJ
2 stops36h 28mAir Canada
Deal found 5/11C$ 1,514
Tue 23/124:15 p.m.YSJ - MEX
2 stops34h 35mAir Canada
Sun 28/121:05 a.m.MEX - YSJ
2 stops36h 30mAir Canada
Deal found 5/11C$ 1,615
Mon 22/125:40 a.m.YSJ - MEX
1 stop21h 10mAir Canada
Wed 31/121:05 a.m.MEX - YSJ
2 stops12h 28mAir Canada
Deal found 5/11C$ 1,652
Fri 19/125:40 a.m.YSJ - MEX
1 stop8h 50mAir Canada
Wed 31/121:05 a.m.MEX - YSJ
1 stop20h 24mAir Canada
Deal found 5/11C$ 1,690

Cheap flight deals from St John to Mexico

Keep the following information in mind while searching for St John to Mexico flight deals. Data was last updated 6 November 2025.

Round-trip from

C$ 608

Popular in

February

Cheapest in

May

Average price

C$ 982
Air Canada
  • Air Canada
  • 20/4-22/4
  • 4 total stops
  • 46h 10m total
  • Saint John to Mexico
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (C$ 354 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to Mexico 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, Cheapflights users made 629,999 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Saint John to Mexico that are best for you.

Fly from

St John

Fly to

Mexico

Route

Depart

Return

Price

Saint JohnPuerto Vallarta

YSJ - PVR

YSJPVR

Saint John

Mon 20/4

11:55 a.m.-12:20 p.m.

2 stops27h 25m

Puerto Vallarta Ordaz

Wed 22/4

1:25 p.m.-11:10 a.m.

2 stops18h 45m

C$ 608

Saint JohnPuerto Vallarta

YSJ - PVR

YSJPVR

Saint John

Mon 16/3

4:15 p.m.-12:30 p.m.

2 stops47h 15m

Puerto Vallarta Ordaz

Tue 24/3

4:14 p.m.-10:39 a.m.

2 stops39h 25m

C$ 790

Saint JohnPuerto Vallarta

YSJ - PVR

YSJPVR

Saint John

Mon 20/4

5:40 a.m.-11:27 a.m.

2 stops32h 47m

Puerto Vallarta Ordaz

Wed 22/4

12:25 p.m.-5:14 p.m.

3 stops49h 49m

C$ 907

Saint JohnPuerto Vallarta

YSJ - PVR

YSJPVR

Saint John

Wed 11/3

4:15 p.m.-1:55 p.m.

1 stop24h 40m

Puerto Vallarta Ordaz

Sat 25/4

1:25 p.m.-11:10 a.m.

2 stops18h 45m

C$ 924

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Wed 4/2

4:15 p.m.-10:05 a.m.

2 stops19h 50m

Mexico City Benito Juarez

Sat 4/4

4:40 a.m.-11:10 a.m.

2 stops27h 30m

C$ 1,092

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Fri 6/2

4:15 p.m.-4:45 p.m.

2 stops26h 30m

Mexico City Benito Juarez

Sat 4/4

6:30 a.m.-11:10 a.m.

2 stops25h 40m

C$ 1,092

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Tue 3/2

4:15 p.m.-4:45 p.m.

2 stops26h 30m

Mexico City Benito Juarez

Thu 2/4

6:30 a.m.-11:20 a.m.

2 stops25h 50m

C$ 1,092

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Sat 7/2

4:15 p.m.-10:05 a.m.

2 stops19h 50m

Mexico City Benito Juarez

Fri 3/4

4:40 a.m.-11:10 a.m.

2 stops27h 30m

C$ 1,092

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Thu 5/2

4:15 p.m.-2:20 p.m.

2 stops24h 05m

Mexico City Benito Juarez

Thu 2/4

4:40 a.m.-11:20 a.m.

2 stops27h 40m

C$ 1,092

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Mon 2/2

4:15 p.m.-6:55 p.m.

2 stops28h 40m

Mexico City Benito Juarez

Thu 2/4

6:30 a.m.-11:20 a.m.

2 stops25h 50m

C$ 1,092

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Showing 1-10 of 17 results
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Best time to book a flight from St John to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico from St John with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint John to Mexico

What is the cheapest month to book a flight from Saint John to Mexico?

Currently, April is the cheapest month in which you can book a flight from Saint John to Mexico (average of C$ 343). Flying from Saint John to Mexico in December is currently the most expensive (average of C$ 700). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mexico. Reviews last updated 6 November 2025.
Check out reviews from past customers who have flown with Air Canada from Saint John to Mexico to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,416 reviews
Check prices

Comfort

7.1

Overall

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

robert,Sep 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.
Air Canada
7.1
Good
10,416 reviews
Air Canada
7.1
Good
10,416 reviews
Check prices

Comfort

7.1

Overall

7.1

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

robert,Sep 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.

Related info for your journey

Find useful and relevant information for your journey from St John to Mexico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Saint John to Mexico?

    Most people fly from Saint John (YSJ) if they book a flight from Saint John to Mexico. Saint John is conveniently located just 15.1 km from Saint John’s city centre.

  • How long is the flight from Saint John to Mexico?

    There are many flights that can get you from Saint John to Mexico in 19h 50m. Fly via Air Canada or United Airlines to get the fastest option. Saint John and Mexico are separated by a distance of 4186 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from St John to Mexico that include hotel bookings?

    Yes. In addition to deals on St John to Mexico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St John to Mexico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Mexico.

  • Can I find deals for business class flights from St John to Mexico?

    Yes. Cheapflights offers flight deals from St John to Mexico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Saint John to Mexico?

    Currently, April is the cheapest month in which you can book a flight from Saint John to Mexico (average of C$ 343). Flying from Saint John to Mexico in December is currently the most expensive (average of C$ 700). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from St John to Mexico

Discover the top airline that operate flights from St John to Mexico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 592AverageC$ 1,022FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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How does Cheapflights help users find flights from St John to Mexico?

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Why should you use Cheapflights to find cheap flight tickets from St John to Mexico?

Cheapflights simply makes it quick and affordable to book flights from St John to Mexico by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St John to Mexico with no change fees?

Certainly. Search results for flights to Mexico from St John shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from St John to Mexico become cheaper?

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