Cheap Flights from St. Louis (STL) to Sequim (SQV)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley)

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley) cost?
Secure a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley)?
The cheapest month to fly from STL to SQV is , when there's less demand. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to SQV flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley)?
There are no daily nonstop flights departing from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from STL to SQV?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*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 Sequim, WA (SQV-Sequim Valley)?
To land at Sequim, WA (SQV-Sequim Valley) on schedule, select a flight that leaves Lambert-St. Louis Intl. Airport (STL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Sequim, WA (SQV-Sequim Valley) last-minute?
Last-minute bookings from STL to SQV are usually more expensive. To secure the lowest prices, start looking for flights early. That said, if you're flexible with your travel dates, it's possible to score a cheap ticket right before your journey.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Sequim, WA (SQV-Sequim Valley)?
Typically, you can modify or cancel your STL to SQV flight. However, additional fees may apply, especially if you booked over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Sequim Valley
Distance
1752 mi

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St. Louis to Sequim Flights

The cheapest times to fly from St. Louis to Sequim

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 Sequim are during the month of . You can find some of the cheapest flights from St. Louis to Sequim with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Sequim: 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 Sequim

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 Sequim 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 Sequim 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 Sequim 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 Sequim Flights

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*Available to One Key members.