How long is the flight from Saint John to Denver?

There are many flights that can get you from Saint John to Denver in 8h 15m. Fly via Air Canada to get the fastest option. There are 3198 km between Saint John and Denver.

In terms of precipitation, rainfall in Denver ranges from 13.0 - 58.0 mm per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Denver when rainfall is around 13.0 mm.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What is the cheapest time of day to fly from YSJ to DEN?

When flying from Saint John to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from St John to Denver?

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

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

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

C$ 630+ Cheap Flights from Saint John to Denver

Cheap flight deals from St John to Denver

Enter your travel dates to find the best prices.

Best

One-way

Best flights from St John to Denver
Discover carefully curated flight deals from St John to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

Tue 26/15:15 a.m. -

1 stop8h 15m

Thu 28/11:30 p.m. -

1 stop6h 54m

Deal found 28/9C$ 1,181

Find flight deals from St John to Denver

Round-trip from	C$ 1,181
One-way from	C$ 630

Air Canada
26/1-28/1
2 total stops
15h 09m total
Saint John to Denver

Search Deals

Air Canada
12/11-31/12
1 total stop
8h 15m total
Saint John to Denver

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Saint JohnDenver

YSJ Saint John - DEN Denver Intl

YSJDEN

Saint John

Thu 12/11

5:20 a.m.-10:35 a.m.

1 stop8h 15m

Denver Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 630

Saint JohnDenver

YSJ Saint John - DEN Denver Intl

YSJDEN

Saint John

Thu 12/11

11:05 a.m.-10:44 p.m.

2 stops14h 39m

Denver Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 690

Saint JohnDenver

YSJ Saint John - DEN Denver Intl

YSJDEN

Saint John

Tue 26/1

5:15 a.m.-10:30 a.m.

1 stop8h 15m

Denver Intl

Thu 28/1

1:30 p.m.-11:24 p.m.

1 stop6h 54m

C$ 1,181

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/9

Sorted by cheapest first

Best time to book a flight from St John to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from St John with our price prediction graph.

YSJ-DEN

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.

Related info for your journey

How long is the flight from Saint John to Denver?
There are many flights that can get you from Saint John to Denver in 8h 15m. Fly via Air Canada to get the fastest option. There are 3198 km between Saint John and Denver.
Can I find deals for flights from St John to Denver that include hotel bookings?
Yes. In addition to deals on St John to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St John to Denver?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Denver.
Can I find deals for business class flights from St John to Denver?
Yes. Cheapflights offers flight deals from St John to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Cheapflights makes it easy to find St John to Denver flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver from St John.

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

Yes! Cheapflights helps users easily find flights from St John to Denver with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Denver from St John today and book when prices fit your budget.

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Cheap flights from Saint John to Denver from C$ 630

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St John to Denver

Best flights from St John to DenverDiscover carefully curated flight deals from St John to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

Discover carefully curated flight deals from St John to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

One-way flights from St John to DenverSearch for one-way flight options from St John to Denver. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.

Search for one-way flight options from St John to Denver. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.

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Best time to book a flight from St John to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from St John with our price prediction graph.

Related info for your journey

How long is the flight from Saint John to Denver?

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

How can I find direct flights from St John to Denver?

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

Travelling to a place near Denver?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St John to Denver

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Denver

Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 September 2026.

Direct flights to Colorado

Book a non-stop flight to one of these other cities located in Colorado.

Search flights from St John to Denver by cabin class

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St John and Denver flights

Browse other St John and Denver flight options. Last updated on 29 September 2026.

Other flights from St John

Browse through other flights departing from St John. Flights are based on user searches made on Cheapflights and were last updated on 29 September 2026.

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Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Best flights from St John to Denver
Discover carefully curated flight deals from St John to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 September 2026.

One-way flights from St John to Denver
Search for one-way flight options from St John to Denver. Find affordable one-way fares based on user searches. Data last updated 29 September 2026.