Cheap Flights to Washington County from $59 (2026/2027)

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Interior view of the Meramec Caverns

Sullivan

Flights
Sullivan
Girl in yellow dress stands on dock facing foggy lake in morning

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.

Wed, Aug 5 - Fri, Aug 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$83 Roundtrip, found 5 days ago
$83
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Aug 5 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Aug 7, priced at $83 found 5 days ago
Wed, Jul 29 - Tue, Aug 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 13 hours ago
$117
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Wed, Jul 29 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 4, priced at $117 found 13 hours ago
Wed, Jul 29 - Tue, Aug 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 13 hours ago
$117
Roundtrip
found 13 hours ago
Select Delta flight, departing Wed, Jul 29 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Aug 4, priced at $117 found 13 hours ago
Mon, Aug 17 - Tue, Aug 25
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$124 Roundtrip, found 6 days ago
$124
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Mon, Aug 17 from Denver Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $124 found 6 days ago
Fri, Sep 11 - Mon, Sep 14
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Fri, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 14, priced at $197 just found
Thu, Aug 20 - Sun, Aug 23
LAX
Los Angeles Intl.
STL
Lambert-St. Louis Intl.
$221 Roundtrip, found 5 days ago
$221
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Aug 20 from Los Angeles Intl. to Lambert-St. Louis Intl., returning Sun, Aug 23, priced at $221 found 5 days ago
Tue, Aug 4 - Tue, Aug 11
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$230 Roundtrip, found 6 days ago
$230
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Aug 4 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Aug 11, priced at $230 found 6 days ago
Wed, Jul 1 - Tue, Jul 7
DEN
Denver Intl.
COU
Columbia Regional
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jul 1 from Denver Intl. to Columbia Regional, returning Tue, Jul 7, priced at $278 found 2 days ago
OriginDestinationTravel DatesFlights From*
ATLSt. LouisJuly 29 to August 4$117
DENColumbiaJuly 1 to July 11$278
PHLColumbiaJune 12 to June 16$333
LGAColumbiaJuly 10 to July 15$397
LGAColumbiaJuly 10 to July 15$397
EWRFort Leonard WoodJuly 7 to July 10$431
DFWColumbiaJuly 3 to July 6$476
PHLFort Leonard WoodJuly 6 to July 8$528
LAXColumbiaJuly 2 to July 6$592
SEAColumbiaJune 25 to June 29$598
LAXFort Leonard WoodAugust 11 to August 14$644
SEAFort Leonard WoodJuly 2 to July 8$750
SEAScott CityJune 11 to June 15$751
LAXScott CityJune 16 to June 28$872
ATLFort Leonard WoodJuly 1 to July 3$1,549
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
EWRSt. LouisMay 29 to May 30$310
LGASt. LouisMay 30 to June 1$319
TTNSt. LouisMay 29 to June 30$327
TPASt. LouisMay 30 to June 2$337
DENColumbiaMay 29 to June 1$396
ATLSt. LouisMay 29 to June 3$405
DFWSt. LouisMay 31 to June 3$419
SEASt. LouisMay 30 to May 31$431
DFWScott CityMay 29 to June 1$468
LAXSt. LouisMay 31 to June 5$473
DFWColumbiaMay 29 to May 31$498
DENSt. LouisMay 29 to June 3$544
LAXColumbiaMay 31 to June 1$1,194
JFKFort Leonard WoodMay 31 to June 2$1,360
*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

Jul 2 - Jul 7

5 night stay

Boston (BOS) to St. Louis (STL)

Southwest Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,170, price is now $674 per person
$674
per person
found 20 hours ago
WorldMark Lake of the Ozarks
3.0-star property

WorldMark Lake of the Ozarks

Jul 13 - Jul 19

6 night stay

Portland (PDX) to St. Louis (STL)

Alaska Airlines • Roundtrip • Coach
Price was $1,442, price is now $1,124 per person
$1,124
per person
found 1 day ago
Lodge Of Four Seasons Golf Resort, Marina & Spa
4.0-star property

Lodge Of Four Seasons Golf Resort, Marina & Spa

Jul 13 - Jul 19

6 night stay

Portland (PDX) to St. Louis (STL)

Alaska Airlines • Roundtrip • Coach
Price was $1,100, price is now $875 per person
$875
per person
found 1 day ago
Don't see what you're looking for?
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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.
7/10 Good! (399 reviews)
"Clean, felt safe, slept great. Staff was friendly and helpful!"

Reviewed on May 26, 2026

Opens in a new windowSuper 8 by Wyndham Potosi
Hagood farms and trails

Hagood farms and trails

Sullivan MO
Stay at this campground in Sullivan. Enjoy a garden.
9.6/10 Exceptional! (7 reviews)
"I cannot say enough good things about this property. If quiet and beauty is what you are looking for it's here. Its about 15-20 minutes either way. There is a road next to it but we didn't see a lot of traffic. We unfortunately got rained out and had to leave early so didn't get to emjoy it more. ..."

Reviewed on Oct 20, 2025

Opens in a new windowHagood farms and trails
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! (1,004 reviews)
"."

Reviewed on May 27, 2026

Opens in a new windowBaymont Inn and Suites by Wyndham Farmington, MO
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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! (74 reviews)
"Extremely peaceful, easy to get to, nice place to unwind. Cabin is small but very clean and comfortable."

Reviewed on May 25, 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 $83 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, August 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 $83. 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 $83 and $1,549. 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.