Cheap Flights from St. Louis (STL) to Vancouver (CXH)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Vancouver Harbour Flight Centre (CXH)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH) cost?
Grab a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH)?
is the least expensive month to fly from STL to CXH. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from STL to CXH. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH)?
There are no daily direct flights available from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from STL to CXH?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH)?
Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH) last-minute?
Last-minute bookings from STL to CXH are usually more expensive. To secure the lowest prices, start looking for flights well in advance. That being said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Vancouver Harbour Seaplane Base Airport (CXH)?
In most cases, you're able to cancel or reschedule your STL to CXH flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Vancouver Harbour Seaplane Base
Distance
1765 mi

Book with confidence

Book with confidence

St. Louis to Vancouver Flights

The cheapest times to fly from St. Louis to Vancouver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Vancouver are during the month of . You can find some of the cheapest flights from St. Louis to Vancouver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Vancouver

Sunday is one of the best days to book for cheap flights from St. Louis to Vancouver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Vancouver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Vancouver in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Vancouver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Vancouver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Vancouver Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.