Flights To Washington County - Cheap Flights Starting at CA $282

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Jet to one of Washington County's top cities

A cave with stalactites and a metal walkway.

Sullivan

Flights
Sullivan
A wooden pier extending into a misty lake with a person in a yellow dress standing at the end.

Potosi

Flights
Potosi

How Much Does it Cost To Fly To Washington County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Tue, Oct 20 - Tue, Oct 20
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $594 Roundtrip, found 2 hours ago
CA $594
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Oct 20 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Oct 20, priced at CA $594 found 2 hours ago
Sat, Sep 12 - Tue, Sep 22
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $598 Roundtrip, found 3 days ago
CA $598
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 12 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Sep 22, priced at CA $598 found 3 days ago
Sat, Nov 7 - Tue, Nov 10
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $616 Roundtrip, found 4 days ago
CA $616
Roundtrip
found 4 days ago
Select WestJet flight, departing Sat, Nov 7 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Nov 10, priced at CA $616 found 4 days ago
Tue, Oct 6 - Thu, Oct 8
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $616 Roundtrip, found 4 days ago
CA $616
Roundtrip
found 4 days ago
Select WestJet flight, departing Tue, Oct 6 from Calgary Intl. to Lambert-St. Louis Intl., returning Thu, Oct 8, priced at CA $616 found 4 days ago
Sat, Sep 26 - Tue, Sep 29
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $621 Roundtrip, found 3 days ago
CA $621
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 26 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Sep 29, priced at CA $621 found 3 days ago
Mon, Sep 28 - Mon, Oct 5
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $627 Roundtrip, found 4 days ago
CA $627
Roundtrip
found 4 days ago
Select WestJet flight, departing Mon, Sep 28 from Calgary Intl. to Lambert-St. Louis Intl., returning Mon, Oct 5, priced at CA $627 found 4 days ago
Sat, Sep 19 - Tue, Sep 29
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $633 Roundtrip, found 4 days ago
CA $633
Roundtrip
found 4 days ago
Select WestJet flight, departing Sat, Sep 19 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Sep 29, priced at CA $633 found 4 days ago
Sat, Sep 12 - Tue, Sep 22
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $636 Roundtrip, found 3 days ago
CA $636
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep 12 from Calgary Intl. to Lambert-St. Louis Intl., returning Tue, Sep 22, priced at CA $636 found 3 days ago
OriginDestinationTravel datesFlights from*
ATLSt. LouisSeptember 23 to September 30CA $164
SEASt. LouisOctober 31 to November 17CA $220
DFWSt. LouisSeptember 24 to September 26CA $329
TPASt. LouisNovember 11 to November 12CA $351
LAXSt. LouisOctober 7 to October 13CA $423
DENSt. LouisSeptember 23 to September 26CA $451
PHLSt. LouisSeptember 23 to September 28CA $1,217
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
SEASt. LouisSeptember 5 to September 12CA $633
DFWSt. LouisSeptember 4 to September 14CA $716
PHLSt. LouisSeptember 4 to September 6CA $797
LAXSt. LouisSeptember 4 to September 7CA $945
DENSt. LouisSeptember 4 to September 8CA $1,141
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Oct 20 - Oct 23

3 night stay

Toronto (YYZ) to St. Louis (STL)

Air Canada • Roundtrip • Coach
Price was CA $1,288, price is now CA $1,030 per person
CA $1,030
per person
found 19 hours ago
Remodeled and Inviting Free EV
2.0-star property

Remodeled and Inviting Free EV

Oct 17 - Oct 24

7 night stay

Toronto (YYZ) to St. Louis (STL)

Air Canada • Coach

St. Louis (STL) to Toronto (YYZ)

Delta • Coach
Price was CA $2,202, price is now CA $1,666 per person
CA $1,666
per person
found 1 day ago
The Cheshire
4.0-star property

The Cheshire

Sep 17 - Sep 21

4 night stay

Halifax (YHZ) to St. Louis (STL)

United • Non-stop • Coach

St. Louis (STL) to Halifax (YHZ)

Air Canada • Non-stop • Coach
Price was CA $1,375, price is now CA $1,089 per person
CA $1,089
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Toronto to Washington County
View all trips

Travelers ❤️ These Washington County 🏨

Super 8 by Wyndham Potosi

Super 8 by Wyndham Potosi

2 out of 5
820 E High St Potosi MO
Book a stay at this business-friendly motel in Potosi. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews.
Opens in a new windowSuper 8 by Wyndham Potosi
Comfort Inn Festus - St Louis South

Comfort Inn Festus - St Louis South

2.5 out of 5
1303 Veterans Blvd Festus MO
Book a stay at this business-friendly hotel in Festus. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Sunset Park and Jorkerst Memorial Park are located nearby.
7.8/10 Good! (995 reviews)
"Very clean"

Reviewed on Aug 30, 2026

Opens in a new windowComfort Inn Festus - St Louis South
Baymont Inn and Suites by Wyndham Farmington, MO

Baymont Inn and Suites by Wyndham Farmington, MO

2.5 out of 5
1625 W Columbia St Farmington MO
Book a stay at this business-friendly hotel in Farmington. Enjoy free breakfast, free parking, and an outdoor pool. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Wilson Rozier Park and Veterans Park are located nearby.
8/10 Very good! (1,005 reviews)
"The bathroom had been used and not cleaned before we got there. The shower head was broke and was just hanging on handlebar in the shower"

Reviewed on Aug 30, 2026

Opens in a new windowBaymont Inn and Suites by Wyndham Farmington, MO
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free
Baymont by Wyndham Festus

Baymont by Wyndham Festus

3 out of 5
1200 W. Gannon Drive Festus MO
Book a stay at this family-friendly hotel in Festus. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Jorkerst Memorial Park and Sunset Park are located nearby.
6.8/10 (1,003 reviews)
"We had roaches in our room and lack of general cleanliness throughout the motel"

Reviewed on Aug 30, 2026

Opens in a new windowBaymont by Wyndham Festus
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Washington County?
Travelers booked a roundtrip flight to Washington County for as little as CA $164 in the last seven days. If you spot a fare you like, book fast. Cheap deals don't wait around for long! This price was available on Travelocity for flights to Washington County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Washington County?
If you're planning an escape to Washington County, October is the cheapest month to make your way there. This is according to Travelocity's direct return flight demand between January and December last year. Pick your dates and secure your flights today.
How can I check my flight status to Washington County?
Whether you'd like to confirm the status of your flight to Washington County or amend your journey, you'll find all the details you need on our customer portal, Trips. Click on "Trips" at the top right of our homepage, then sign in or create an account. Another simple way to access and manage all your bookings is with the Travelocity app. Get useful travel alerts right when you need them and easily share updates with any friends or family flying with you.
How do I find the best deals on flights to Washington County?
It's good to book in advance, and if possible, avoid flying during busy peak periods. Another smart way to save is by hitting the "Flexible dates" box at the top of the page after searching for your flights. You'll then see prices for nearby days. In the last seven days, the lowest price for a roundtrip flight to Washington County was CA $164. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Washington County with Travelocity?
An amazing getaway is only a click or two away when you plan your trip with Travelocity. With a wide selection of choices and great deals on cheap family flights, places to stay, rental cars and more, we make it easy to locate the best prices for you. You can also use our 24/7 customer assistance and free cancellations on most activities and hotels during every stage of the process. Wander with us and secure your cheap flights to Washington County today.
What are the most popular flight routes to Washington County?
Check out these leading flight routes to Washington County and start organizing your dream escape:

  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 2,049 flights a month.
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1,503 flights a month.
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1,300 flights a month.

How much is a flight to Washington County on average?
Based on prices found over the last seven days, roundtrip flights to Washington County cost between CA $164 and CA $1,217. Whenever you're ready to take off, Travelocity will help you find a fare that'll suit your budget. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.