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Cheap flights from Saint John to Mexico City from C$ 568

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — MEX
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from St John to Mexico City

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) to Mexico City (MEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Popular in

December

Cheapest in

May

Average price

C$ 1,013
Highest demand for flights based on searches. 13% potential increase in price (C$ 231 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 85 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St John to Mexico City

One-way flights from St John to Mexico City
Search for one-way flight options from St John to Mexico City. Find affordable one-way fares based on user searches. Data last updated 11 September 2025.

Thu 9/105:55 a.m.YSJ - MEX
2 stops29h 40mUnited Airlines
Deal found 11/9C$ 568
Thu 9/1012:00 p.m.YSJ - MEX
3 stops32h 20mMultiple Airlines
Deal found 11/9C$ 764
Thu 9/1011:35 a.m.YSJ - MEX
1 stop14h 20mAir Canada
Deal found 11/9C$ 840

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John to Mexico City 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 11 September 2025.
Use the filters below to find and compare flights from Saint John to Mexico City that are best for you.

Fly from

St John

Fly to

Mexico City

Route

Depart

Return

Price

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Thu 9/10

5:55 a.m.-8:35 a.m.

2 stops29h 40m

C$ 568

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Thu 9/10

12:00 p.m.-5:20 p.m.

3 stops32h 20m

C$ 764

Saint JohnMexico City

YSJ - MEX

YSJMEX

Saint John

Thu 9/10

11:35 a.m.-10:55 p.m.

1 stop14h 20m

C$ 840

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Best time to book a flight from St John to Mexico City

Have a flexible travel schedule? Discover the best time to fly to Mexico City 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 City

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

Currently, April is the cheapest month in which you can book a flight from Saint John to Mexico City (average of C$ 437). Flying from Saint John to Mexico City in December is currently the most expensive (average of C$ 820). 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 City

Get insights into the airlines that provide service to Mexico City. 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 City. Reviews last updated 11 September 2025.
Read through reviews of airlines operating flights from Saint John to Mexico City, such as Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,000 reviews
Check prices

Crew

7.8

Overall

7.1

Entertainment

6.8

Comfort

7.1

Food

6.3

Boarding

7.3

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Crew

7.8

Overall

7.1

Entertainment

6.8

Comfort

7.1

Food

6.3

Boarding

7.3

Reviews

1 / 20
8.0
Excellent

Graeme,Sep 2025

YWG - YVR

Why not start boarding from the higher seat numbers? Easier movement for everyone. Easier to put baggage in over head lockers. Unable to get a coffee due to air turbulence, but not offered the chance to have a coffee once it had ceased.

Related info for your journey

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

  • What is the cheapest airline to fly from Saint John to Mexico City round-trip?

    According to our current data, Air Canada (C$ 716), offers the cheapest pricing from Saint John to Mexico City. This flight start at 33% lower than the current average price 3 months from now.

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

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

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

    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 City.

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

    Yes. Cheapflights offers flight deals from St John to Mexico City 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 City?

    Currently, April is the cheapest month in which you can book a flight from Saint John to Mexico City (average of C$ 437). Flying from Saint John to Mexico City in December is currently the most expensive (average of C$ 820). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St John to Mexico City

See prices for flight routes from nearby airports that may be better suited for you.
Moncton to Mexico City flights

Top airline flying from St John to Mexico City

Discover the top airline that operate flights from St John to Mexico City. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 716AverageC$ 1,028FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St John to Mexico City.

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

Yes, we can. To see specific flights from St John to Mexico City with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on St John to Mexico City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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