Washington County Flights - Book Cheap Flights to Washington County

Popular airlines to Washington County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Spirit Airlines

    Spirit Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at RM417 for one-way flights and RM880 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM880 Return, found 1 day ago
RM880
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM880 found 1 day ago
Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM979 Return, found 1 day ago
RM979
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM979 found 1 day ago
Delta
Thu, 18 Sep - Sun, 21 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,007 Return, found 1 day ago
RM1,007
Return
found 1 day ago
Select Delta flight, departing Thu, 18 Sep from Grand Rapids to St. Louis, returning Sun, 21 Sep, priced at RM1,007 found 1 day ago
Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,008 Return, found 1 day ago
RM1,008
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,008 found 1 day ago
Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,054 Return, found 1 day ago
RM1,054
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,054 found 1 day ago
Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,055 Return, found 1 day ago
RM1,055
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,055 found 1 day ago
American Airlines
Thu, 18 Sep - Sun, 21 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,105 Return, found 1 day ago
RM1,105
Return
found 1 day ago
Select American Airlines flight, departing Thu, 18 Sep from Grand Rapids to St. Louis, returning Sun, 21 Sep, priced at RM1,105 found 1 day ago
United
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,106 Return, found 1 day ago
RM1,106
Return
found 1 day ago
Select United flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,106 found 1 day ago
American Airlines
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,106 Return, found 1 day ago
RM1,106
Return
found 1 day ago
Select American Airlines flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,106 found 1 day ago
Delta
Fri, 26 Sep - Mon, 29 Sep
GRR
Grand Rapids
STL
St. Louis
RM1,127 Return, found 1 day ago
RM1,127
Return
found 1 day ago
Select Delta flight, departing Fri, 26 Sep from Grand Rapids to St. Louis, returning Mon, 29 Sep, priced at RM1,127 found 1 day ago

About Washington County

Expedia offers flights to Washington County to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Washington County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Washington County that have flexible change policies?
At Expedia, we've been channeling our inner yogi to provide you with the most flexible airfares on the market. Just check the "No change fee" box right under the filter heading "Flexible change policies" to find your dream flight to Washington County.
Which airlines fly to Washington County?
With a great range of airlines operating flights into or near Washington County, you're not short on choice:

  • Southwest Airlines - 2,214 flights to or near Washington County each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near Washington County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near Washington County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to Washington County?
You'll always nab an amazing deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred travel date, then click on the flexible dates box above to compare prices for nearby days. RM880 was the best price for a flight to Washington County in the last seven days.
How much is a flight to Washington County?
You could have scored a return ticket to Washington County from anywhere between RM880 and RM1,127 in the last seven days. For one-way trips departing from Grand Rapids (GRR), the lowest amount paid during this time was RM417.
What are the most popular airports to fly into in Washington County?
Book your flight to Lambert-St. Louis Intl. Airport (STL) and sample the best that Washington County has to offer. As the region's primary entry point, approximately 4,902 flights touch down here every month.
How much is a plane ticket to Washington County?
Fares to Washington County varied from RM880 to RM1,127 in the last seven days. Generally, the sooner you make a reservation, the better the deal.
What is the best time to go to Washington County?
July, August and September are the most popular months to venture to Sullivan, one of Washington County's most interesting cities. Summertime here starts June 20. Average temperatures vary from 18ºC to 29ºC across this season, so organise your travels around then if you're into warmer weather.
What months are the cheapest to book a flight to Washington County?
February is the ideal month to bag an awesome deal to Washington County. Keep in mind that the most expensive time to make a booking in the States isn't during the height of summer, but the month of December.
*Available to Expedia members.