Cheap Flights to Washington County | Popular Routes to Washington County from HK$693

View HK$693 flight on Tue, 24 Feb 2026Opens in a new window

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Cheap round-trip flights to Washington County

Prices were available within the past 7 days and start at HK$693 for one-way flights and HK$2,073 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,073 Return, found 1 day ago
HK$2,073
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,073 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
MDW
Chicago
STL
St. Louis
HK$2,073 Return, found 1 day ago
HK$2,073
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,073 found 1 day ago
Delta
Thu, 16 Apr - Sat, 18 Apr
MDW
Chicago
STL
St. Louis
HK$2,127 Return, found 1 day ago
HK$2,127
Return
found 1 day ago
Select Delta flight, departing Thu, 16 Apr from Chicago to St. Louis, returning Sat, 18 Apr, priced at HK$2,127 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
MDW
Chicago
STL
St. Louis
HK$2,192 Return, found 1 day ago
HK$2,192
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,192 found 1 day ago
Delta
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,233 Return, found 1 day ago
HK$2,233
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,233 found 1 day ago
Delta
Thu, 16 Apr - Sat, 18 Apr
ORD
Chicago
STL
St. Louis
HK$2,287 Return, found 1 day ago
HK$2,287
Return
found 1 day ago
Select Delta flight, departing Thu, 16 Apr from Chicago to St. Louis, returning Sat, 18 Apr, priced at HK$2,287 found 1 day ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,310 Return, found 1 day ago
HK$2,310
Return
found 1 day ago
Select American Airlines flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,310 found 1 day ago
United
Sat, 18 Apr - Sat, 25 Apr
ORD
Chicago
STL
St. Louis
HK$2,382 Return, found 1 day ago
HK$2,382
Return
found 1 day ago
Select United flight, departing Sat, 18 Apr from Chicago to St. Louis, returning Sat, 25 Apr, priced at HK$2,382 found 1 day ago
EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 5 days ago
HK$7,329
Return
found 5 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 5 days ago
Cathay Pacific
Wed, 4 Feb - Wed, 11 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$8,973 Return, found 6 hours ago
HK$8,973
Return
found 6 hours ago
Select Cathay Pacific flight, departing Wed, 4 Feb from Hong Kong SAR to St. Louis, returning Wed, 11 Feb, priced at HK$8,973 found 6 hours ago

About Washington County

Expedia offers flights to Washington County to meet every traveller'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 Olympic gymnast to give you the most flexible fares available. Simply mark the "No change fee" box right underneath the "Flexible change policies" subheading to find your perfect flight to Washington County.
Which airlines fly to Washington County?
Reserve your fare with Allegiant Air and then begin planning your Washington County travel agenda. This leading carrier offers 125 flights per month to MidAmerica-St. Louis Airport (BLV), a central gateway.
How can I find cheap tickets to Washington County?
For an unbeatable deal to Washington County, book well in advance. Also make use of Expedia's handy "flexible dates" feature at the top of your search results. This will display prices for the days around your travel dates. In the last seven days, HK$2,073 was the best price for a flight to Washington County.
How much is a flight to Washington County?
The price of a round-trip journey to Washington County in the last seven days varied between HK$2,073 and HK$8,973. If you were journeying one way from Seattle (SEA), you could have scored a cheap seat from only HK$693.
What are the most popular airports to fly into in Washington County?
The primary gateway to Washington County, roughly 125 flights touch down at MidAmerica-St. Louis Airport (BLV) each month. Keep an eye out for a great deal, reserve your seat and prepare to experience this popular region.
When is the cheapest time to fly to Washington County?
Leave for Washington County early in the week and you'll usually be rewarded with lower-priced fares. Tuesday is generally the cheapest day to hop on a plane, closely followed by Monday. If you'd like to avoid the costliest flights, stay away from Saturdays.
How much is a plane ticket to Washington County?
In the last seven days, tickets to Washington County cost between HK$2,073 and HK$8,973. Prices depend on multiple things, particularly the departure time, carrier, cabin class and how early you make your booking.
What is the best time to go to Washington County?
Nashville, Washington County's most well-known city, is a superb destination to tour around at anytime. Don't like cooler weather? Then venture here from June 20 onward in summer, when temperatures fluctuate from 18ºC to 29ºC. March, August and September is when Nashville lures the biggest crowds.
What months are the cheapest to book a flight to Washington County?
February is the most affordable month to secure a seat for your Washington County vacation. Airfares are priciest during the month of December, so avoid this time if possible.

Trending flights to Washington County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Tue, 3 Feb - Sat, 7 Feb
HKG
Hong Kong SAR
STL
St. Louis
HK$7,329 Return, found 5 days ago
HK$7,329
Return
found 5 days ago
Select EVA Airways flight, departing Tue, 3 Feb from Hong Kong SAR to St. Louis, returning Sat, 7 Feb, priced at HK$7,329 found 5 days ago
*Available to Expedia members.