Cheap Flights to Washington County from $28 (2026/2027)

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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, Sep 25 - Mon, Sep 28
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 1 hour ago
$56
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Sep 25 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 28, priced at $56 found 1 hour ago
Sat, Aug 8 - Sat, Aug 15
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$95 Roundtrip, found 1 day ago
$95
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Aug 8 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Sat, Aug 15, priced at $95 found 1 day ago
Wed, Aug 5 - Thu, Aug 6
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$101 Roundtrip, found 1 hour ago
$101
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Aug 5 from Denver Intl. to Lambert-St. Louis Intl., returning Thu, Aug 6, priced at $101 found 1 hour ago
Fri, Aug 7 - Wed, Aug 12
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$111 Roundtrip, found 4 days ago
$111
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Fri, Aug 7 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Aug 12, priced at $111 found 4 days ago
Sat, Sep 5 - Wed, Sep 9
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$120 Roundtrip, found 1 day ago
$120
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 5 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Sep 9, priced at $120 found 1 day ago
Wed, Nov 4 - Mon, Nov 9
DAL
Love Field
STL
Lambert-St. Louis Intl.
$171 Roundtrip, found 2 days ago
$171
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Nov 4 from Love Field to Lambert-St. Louis Intl., returning Mon, Nov 9, priced at $171 found 2 days ago
Tue, Aug 25 - Tue, Aug 25
DFW
Dallas-Fort Worth Intl.
TBN
St. Robert Regional
$197 Roundtrip, found 3 days ago
$197
Roundtrip
found 3 days ago
Select Contour Airlines flight, departing Tue, Aug 25 from Dallas-Fort Worth Intl. to St. Robert Regional, returning Tue, Aug 25, priced at $197 found 3 days ago
Fri, Oct 16 - Mon, Oct 19
DFW
Dallas-Fort Worth Intl.
CGI
Cape Girardeau Municipal
$223 Roundtrip, found 2 hours ago
$223
Roundtrip
found 2 hours ago
Select Contour Airlines flight, departing Fri, Oct 16 from Dallas-Fort Worth Intl. to Cape Girardeau Municipal, returning Mon, Oct 19, priced at $223 found 2 hours ago
OriginDestinationTravel DatesFlights From*
ATLSt. LouisSeptember 25 to September 28$56
DENColumbiaAugust 14 to August 16$278
ATLColumbiaAugust 21 to August 23$305
SEAColumbiaAugust 20 to August 24$399
TPAScott CityAugust 20 to August 22$407
LGAFort Leonard WoodAugust 7 to August 9$425
JFKScott CityOctober 2 to October 4$462
ATLFort Leonard WoodAugust 20 to August 22$491
DFWColumbiaSeptember 18 to September 20$495
ATLScott CityAugust 7 to August 9$499
SEAScott CitySeptember 21 to September 30$508
DENScott CityJuly 30 to August 2$630
LAXScott CitySeptember 3 to September 6$664
SEAFort Leonard WoodAugust 20 to August 26$689
LAXFort Leonard WoodAugust 11 to August 14$740
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
ATLSt. LouisJuly 19 to July 25$220
DFWFort Leonard WoodJuly 17 to July 20$285
PIEMascoutahJuly 17 to July 20$313
TTNSt. LouisJuly 18 to July 22$328
DFWSt. LouisJuly 18 to July 20$355
DENSt. LouisJuly 19 to July 26$364
LAXSt. LouisJuly 18 to July 19$367
DFWScott CityJuly 19 to July 24$367
TPASt. LouisJuly 19 to July 23$380
LGASt. LouisJuly 19 to July 22$409
LGASt. LouisJuly 19 to July 22$409
DFWColumbiaJuly 17 to July 24$554
SEASt. LouisJuly 18 to August 1$578
SEAFort Leonard WoodJuly 17 to July 22$986
*Prices include taxes and fees

Best Washington County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Aug 10 - Aug 14

4 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $740, price is now $461 per person
$461
per person
found 1 day ago
Alhonna Resort LLC
3.0-star property

Alhonna Resort LLC

Aug 10 - Aug 14

4 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Price was $860, price is now $620 per person
$620
per person
found 1 day ago
Camden on the Lake Resort & Spa
4.0-star property

Camden on the Lake Resort & Spa

Aug 10 - Aug 14

4 night stay

Charlotte (CLT) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Price was $716, price is now $559 per person
$559
per person
found 1 day ago
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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! (405 reviews)
"The staff is always very friendly and the rooms are very clean. This is my third time staying there and it’s always been a positive stay."

Reviewed on Jul 9, 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 Wilson Rozier Park and Veterans Park are located nearby.
8/10 Very Good! (1,024 reviews)
"Had a spider in the room but staff said they would take care of it. Had to wait for a check in person. Air conditioner worked great. Breakfast was okay."

Reviewed on Jul 12, 2026

Opens in a new windowBaymont Inn and Suites by Wyndham Farmington, MO
La Quinta Inn & Suites by Wyndham Festus - St. Louis South

La Quinta Inn & Suites by Wyndham Festus - St. Louis South

3 out of 5
1001 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 Jorkerst Memorial Park and Sunset Park are located nearby.
7.8/10 Good! (1,010 reviews)
"The room had mold in the air conditioner and the refund wasn’t processed like it was supposed to be."

Reviewed on Jul 12, 2026

Opens in a new windowLa Quinta Inn & Suites by Wyndham Festus - St. Louis South
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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.
9.8/10 Exceptional! (83 reviews)
"I really enjoyed my time at the stay !"

Reviewed on Jul 12, 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 $56 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, September 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 $56. 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 $56 and $986. 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.
How long is the average flight to Washington County?
The duration of a direct flight to Washington County differs, but these are the average airborne times for a few main routes:

  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 23 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 37 minutes
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 49 minutes

What can I expect on a flight to Washington County?
If you're catching a long-haul flight to Washington County, you can typically expect drinks, meals and entertainment on board. Airlines try to make longer flights as pleasant as possible. Quicker journeys — as well as flights with budget airlines — may have less inclusions. If you're looking for cheap flights for family vacations with a budget carrier, be prepared to pay extra for entertainment and food.