Flights To Washington County - Cheap Flights Starting at CA $148

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.

Fri, Nov 13 - Sun, Nov 15
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $337 Roundtrip, found 5 days ago
CA $337
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Nov 13 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sun, Nov 15, priced at CA $337 found 5 days ago
Fri, Nov 13 - Sun, Nov 15
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $351 Roundtrip, found 5 days ago
CA $351
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Nov 13 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sun, Nov 15, priced at CA $351 found 5 days ago
Fri, Nov 13 - Sun, Nov 15
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $379 Roundtrip, found 5 days ago
CA $379
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Fri, Nov 13 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sun, Nov 15, priced at CA $379 found 5 days ago
Fri, Dec 11 - Mon, Dec 14
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $395 Roundtrip, found 4 days ago
CA $395
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Dec 11 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Mon, Dec 14, priced at CA $395 found 4 days ago
Fri, Nov 13 - Sun, Nov 15
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $423 Roundtrip, found 5 days ago
CA $423
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Nov 13 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sun, Nov 15, priced at CA $423 found 5 days ago
Fri, Nov 20 - Mon, Nov 23
YVR
Vancouver Intl.
STL
Lambert-St. Louis Intl.
CA $485 Roundtrip, found 4 days ago
CA $485
Roundtrip
found 4 days ago
Select United flight, departing Fri, Nov 20 from Vancouver Intl. to Lambert-St. Louis Intl., returning Mon, Nov 23, priced at CA $485 found 4 days ago
Sun, Nov 1 - Sat, Nov 14
SEA
Seattle - Tacoma Intl.
STL
Lambert-St. Louis Intl.
CA $496 Roundtrip, found 3 days ago
CA $496
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Nov 1 from Seattle - Tacoma Intl. to Lambert-St. Louis Intl., returning Sat, Nov 14, priced at CA $496 found 3 days ago
Mon, Nov 23 - Mon, Nov 30
YVR
Vancouver Intl.
STL
Lambert-St. Louis Intl.
CA $697 Roundtrip, found 4 days ago
CA $697
Roundtrip
found 4 days ago
Select WestJet flight, departing Mon, Nov 23 from Vancouver Intl. to Lambert-St. Louis Intl., returning Mon, Nov 30, priced at CA $697 found 4 days ago
Tue, Dec 1 - Tue, Dec 8
YYZ
Pearson Intl.
STL
Lambert-St. Louis Intl.
CA $702 Roundtrip, found 3 days ago
CA $702
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 1 from Pearson Intl. to Lambert-St. Louis Intl., returning Tue, Dec 8, priced at CA $702 found 3 days ago
Fri, Nov 6 - Mon, Nov 9
YYC
Calgary Intl.
STL
Lambert-St. Louis Intl.
CA $834 Roundtrip, found 4 days ago
CA $834
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Nov 6 from Calgary Intl. to Lambert-St. Louis Intl., returning Mon, Nov 9, priced at CA $834 found 4 days ago
OriginDestinationTravel datesFlights from*
ATLSt. LouisNovember 11 to November 16CA $67
DENSt. LouisNovember 14 to November 19CA $97
DFWSt. LouisNovember 2 to November 9CA $140
LAXSt. LouisNovember 12 to November 16CA $221
SEASt. LouisNovember 13 to November 15CA $337
PHLSt. LouisNovember 19 to November 23CA $391
JFKColumbiaDecember 18 to January 4CA $902
LGAColumbiaDecember 18 to January 4CA $950
*Prices include taxes and fees
OriginDestinationTravel datesFlights from*
PHLSt. LouisOctober 24 to October 25CA $483
DENSt. LouisOctober 23 to October 26CA $511
ATLSt. LouisOctober 25 to October 29CA $1,326
*Prices include taxes and fees
Price found within the past 48 hours. Click for updated prices.
Cottonwood Inn
2.5-star property

Cottonwood Inn

Nov 5 - Nov 8

3 night stay

Toronto (YYZ) to St. Louis (STL)

Delta • Non-stop roundtrip • Coach
Price was CA $989, price is now CA $974 per person
CA $974
per person
found 1 day ago
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Nov 6 - Nov 12

6 night stay

Toronto (YYZ) to St. Louis (STL)

American Airlines • Non-stop roundtrip • Coach
Price was CA $2,330, price is now CA $1,570 per person
CA $1,570
per person
found 24 hours ago
Hermann Grain Bins BNB
2.0-star property

Hermann Grain Bins BNB

Nov 6 - Nov 12

6 night stay

Toronto (YYZ) to St. Louis (STL)

American Airlines • Non-stop roundtrip • Coach
Price was CA $3,231, price is now CA $2,673 per person
CA $2,673
per person
found 24 hours 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.
7.2/10 Good! (425 reviews)
"The people at the front desk were friendly and helpful."

Reviewed on Oct 14, 2026

Opens in a new windowSuper 8 by Wyndham Potosi
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 Farmington Water Park and Wilson Rozier Park are located nearby.
8/10 Very good! (1,006 reviews)
"Great"

Reviewed on Oct 16, 2026

Opens in a new windowBaymont Inn and Suites by Wyndham Farmington, MO
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.
Opens in a new windowComfort Inn Festus - St Louis South
Save an average of 15% on thousands of hotels when you're signed in
Sign in
Sign up, it's free
Postcard Cabins St Francois, Outdoor Collection by Marriott Bonvoy

Postcard Cabins St Francois, Outdoor Collection by Marriott Bonvoy

2 out of 5
7555 State Hwy Y French Village MO
Stay at this cabin in French Village. Enjoy free parking, patios, and climate control.
10/10 Exceptional! (113 reviews)
"The room was clean and the staff was very helpful. A great getaway for anyone who likes nature"

Reviewed on Oct 9, 2026

Opens in a new windowPostcard Cabins St Francois, Outdoor Collection by Marriott Bonvoy
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 $67 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, November 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 $67. 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 $67 and CA $1,326. 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.