How long is the flight from Québec City to St. Louis?

A quick flight from Québec City to St. Louis can take about 6h 59m. United Airlines provides one of the quickest options available for as low as C$ 909. The distance between Québec City and St. Louis is about 1782 km.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

If weather is an important factor for your trip to St. Louis, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What is the cheapest time of day to fly from YQB to STL?

When flying from Québec City to St. Louis, 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 Québec City to St. Louis that include hotel bookings?

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

How can I find direct flights from Québec City to St. Louis?

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

Can I find deals for business class flights from Québec City to St. Louis?

Yes. Cheapflights offers flight deals from Québec City to St. Louis 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$ 909+ Cheap Flights from Québec City to St. Louis

Cheap flight deals from Québec City to St. Louis

Enter your travel dates to find the best prices.

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Cheapest flights from Québec City to St. Louis
Explore the most affordable flight options available from Québec City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Thu 12/1112:45 p.m. -

1 stop10h 07m

Sun 15/116:00 a.m. -

1 stop9h 41m

Deal found 24/10C$ 1,060

Wed 21/102:25 p.m. -

1 stop7h 32m

Sat 24/107:28 a.m. -

1 stop5h 16m

Deal found 20/10C$ 1,209

Wed 21/103:53 p.m. -

1 stop6h 43m

Sat 24/108:00 a.m. -

2 stops13h 41m

Deal found 20/10C$ 1,227

Thu 12/111:50 p.m. -

2 stops23h 43m

Sun 15/1112:14 p.m. -

3 stops25h 51m

Deal found 24/10C$ 1,571

Find flight deals from Québec City to St. Louis

Round-trip from	C$ 909

United Airlines
26/1-28/1
3 total stops
17h 38m total
Québec City to St. Louis

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Use the filters below to find and compare flights from Québec City to St. Louis that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

Québec CitySt. Louis

YQB Québec City - STL Lambert-St Louis

YQBSTL

Québec City

Tue 26/1

8:29 a.m.-2:28 p.m.

1 stop6h 59m

Lambert-St Louis

Thu 28/1

5:02 a.m.-4:41 p.m.

2 stops10h 39m

C$ 909

Quickest round-trip

Québec CitySt. Louis

YQB Québec City - STL Lambert-St Louis

YQBSTL

Québec City

Tue 12/1

8:29 a.m.-5:13 p.m.

1 stop9h 44m

Lambert-St Louis

Wed 20/1

3:03 p.m.-9:30 p.m.

1 stop5h 27m

C$ 917

Québec CitySt. Louis

YQB Québec City - STL Lambert-St Louis

YQBSTL

Québec City

Wed 13/1

12:45 p.m.-9:49 p.m.

1 stop10h 04m

Lambert-St Louis

Wed 20/1

10:45 a.m.-10:47 p.m.

2 stops11h 02m

C$ 917

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Sorted by cheapest first

Best time to book a flight from Québec City to St. Louis

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

YQB-STL

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 Québec City to St. Louis?
A quick flight from Québec City to St. Louis can take about 6h 59m. United Airlines provides one of the quickest options available for as low as C$ 909. The distance between Québec City and St. Louis is about 1782 km.
Can I find deals for flights from Québec City to St. Louis that include hotel bookings?
Yes. In addition to deals on Québec City to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Québec City to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Québec City to St. Louis.
Can I find deals for business class flights from Québec City to St. Louis?
Yes. Cheapflights offers flight deals from Québec City to St. Louis 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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Can Cheapflights find flights from Québec City to St. Louis with no change fees?

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Cheap flights from Québec City to St. Louis from C$ 909

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Québec City to St. Louis

Cheapest flights from Québec City to St. LouisExplore the most affordable flight options available from Québec City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Explore the most affordable flight options available from Québec City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Québec City to St. LouisDiscover carefully curated flight deals from Québec City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from Québec City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Québec City to St. LouisDiscover last-minute flight deals from Québec City to St. Louis. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Québec City to St. Louis. Data last updated 25 October 2026 and is based on user searches.

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Best time to book a flight from Québec City to St. Louis

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

Related info for your journey

How long is the flight from Québec City to St. Louis?

Can I find deals for flights from Québec City to St. Louis that include hotel bookings?

How can I find direct flights from Québec City to St. Louis?

Can I find deals for business class flights from Québec City to St. Louis?

Travelling to a place near St. Louis?

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Alternative routes for Québec City to St. Louis

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Complete your trip

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

Direct flights to Missouri

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

Search flights from Québec City to St. Louis by cabin class

Find flights from Québec City to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Québec City and St. Louis flights

Browse other Québec City and St. Louis flight options. Last updated on 25 October 2026.

Other flights from Québec City

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Can Cheapflights find flights from Québec City to St. Louis with no change fees?

Can Cheapflights notify me if prices for flights from Québec City to St. Louis become cheaper?

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Travel Smart

Cheapest flights from Québec City to St. Louis
Explore the most affordable flight options available from Québec City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 October 2026.

Best flights from Québec City to St. Louis
Discover carefully curated flight deals from Québec City to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from Québec City to St. Louis
Discover last-minute flight deals from Québec City to St. Louis. Data last updated 25 October 2026 and is based on user searches.