Cheap Flights to Polk County | Popular Routes to Polk County from HK$1,404

View HK$1,404 flight on Tue, 28 Apr 2026Opens in a new window

Popular airlines to Polk County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Air France

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Polk County

Prices were available within the past 7 days and start at HK$1,404 for one-way flights and HK$3,690 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$3,690 Return, found 3 hours ago
HK$3,690
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$3,690 found 3 hours ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$3,765 Return, found 3 hours ago
HK$3,765
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$3,765 found 3 hours ago
American Airlines
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$3,894 Return, found 3 hours ago
HK$3,894
Return
found 3 hours ago
Select American Airlines flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$3,894 found 3 hours ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,002 Return, found 3 hours ago
HK$4,002
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,002 found 3 hours ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,034 Return, found 3 hours ago
HK$4,034
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,034 found 3 hours ago
American Airlines
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,195 Return, found 3 hours ago
HK$4,195
Return
found 3 hours ago
Select American Airlines flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,195 found 3 hours ago
American Airlines
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,238 Return, found 3 hours ago
HK$4,238
Return
found 3 hours ago
Select American Airlines flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,238 found 3 hours ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,313 Return, found 3 hours ago
HK$4,313
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,313 found 3 hours ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,314 Return, found 3 hours ago
HK$4,314
Return
found 3 hours ago
Select Delta flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,314 found 3 hours ago
United
Mon, 27 Jul - Mon, 3 Aug
BOS
Boston
DSM
Des Moines
HK$4,808 Return, found 3 hours ago
HK$4,808
Return
found 3 hours ago
Select United flight, departing Mon, 27 Jul from Boston to Des Moines, returning Mon, 3 Aug, priced at HK$4,808 found 3 hours ago

Frequently asked questions

How do I find cheap flights to Polk County that have flexible change policies?
By using our nifty "No change fee" filter, that's how. Just type in your origin, destination and dates, click the "Search" button, then select the box underneath the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it easy to find flexible, cheap flights to Polk County.
Which airlines fly to Polk County?
When you're ready to book your airfare to or near Polk County, these well-known airlines look forward to welcoming you aboard:

  • American Airlines - 390 flights to or near Polk County each month, including 390 flights to Des Moines Intl. Airport (DSM) per month.
  • United Airlines - 303 flights to or near Polk County each month, including 303 flights to Des Moines Intl. Airport (DSM) per month.
  • Delta Air Lines - 299 flights to or near Polk County each month, including 299 flights to Des Moines Intl. Airport (DSM) per month.

How can I find cheap tickets to Polk County?
Book well ahead of time, fly to or from nearby airports, use frequent flyer miles — you're not short of ways! One more is to use Expedia's "flexible dates" function. Find a Polk County flight, then check out the prices for nearby dates. In the last seven days, the lowest price for a flight to Polk County was HK$3,690.
How much is a flight to Polk County?
You could have purchased a round-trip flight to Polk County from anywhere between HK$3,690 and HK$4,808 in the last seven days. For one-way trips departing from Boston (BOS), the lowest price during this period was just HK$1,404.
What are the most popular airports to fly into in Polk County?
Fly into Des Moines Intl. Airport (DSM) and sample the best that Polk County has to offer. As the region's primary entry point, around 1,326 flights land here each month.
When is the cheapest time to fly to Polk County?
Fly out on a Tuesday to improve your chances of nabbing the cheapest fare to Polk County. Mondays are usually the next most affordable day to take off. Saturday is normally the costliest day to fly anywhere.
How much is a plane ticket to Polk County?
In the last seven days, plane fares to Polk County fluctuated between HK$3,690 and HK$4,808. Prices tend to rise over time, so snap up a top deal today.
What is the best time to go to Polk County?
A great time to explore Des Moines is after June 20 when the summer season starts. In Polk County's main city, average temperatures fluctuate from 18ºC to 27ºC at this time — ideal weather for seeing the sights! May, July and August are the most popular months for tourists.
What months are the cheapest to book a flight to Polk County?
A cheap month to book a flight to Polk County is February, whereas the priciest month is December. Keep clear of this month if you're looking to save money.

Book with confidence

About Polk County

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

Explore a world of travel with Expedia

*Available to Expedia members.