Cheap Flights to Custer County

View NZ$413 flight on Wed, 28 Jan 2026Opens in a new window

Popular airlines to Custer County

  • United

    United

  • American Airlines

    American Airlines

  • Delta

    Delta

  • KLM

    KLM

  • Virgin Atlantic

    Virgin Atlantic

  • Air France

    Air France

  • Qatar Airways

    Qatar Airways

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

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

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest Flights to Custer County

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

United
Wed, 28 Jan - Wed, 4 Feb
BIL
Billings
RAP
Rapid City
NZ$515 Return, found 5 days ago
NZ$515
Return
found 5 days ago
Select United flight, departing Wed, 28 Jan from Billings to Rapid City, returning Wed, 4 Feb, priced at NZ$515 found 5 days ago
United
Sun, 1 Feb - Sun, 8 Feb
BIL
Billings
RAP
Rapid City
NZ$517 Return, found 1 day ago
NZ$517
Return
found 1 day ago
Select United flight, departing Sun, 1 Feb from Billings to Rapid City, returning Sun, 8 Feb, priced at NZ$517 found 1 day ago
United
Sun, 1 Feb - Sun, 8 Feb
BIL
Billings
RAP
Rapid City
NZ$560 Return, found 1 day ago
NZ$560
Return
found 1 day ago
Select United flight, departing Sun, 1 Feb from Billings to Rapid City, returning Sun, 8 Feb, priced at NZ$560 found 1 day ago
United
Wed, 28 Jan - Wed, 4 Feb
BIL
Billings
RAP
Rapid City
NZ$635 Return, found 5 days ago
NZ$635
Return
found 5 days ago
Select United flight, departing Wed, 28 Jan from Billings to Rapid City, returning Wed, 4 Feb, priced at NZ$635 found 5 days ago
United
Wed, 28 Jan - Wed, 4 Feb
BIL
Billings
RAP
Rapid City
NZ$636 Return, found 5 days ago
NZ$636
Return
found 5 days ago
Select United flight, departing Wed, 28 Jan from Billings to Rapid City, returning Wed, 4 Feb, priced at NZ$636 found 5 days ago
United
Sun, 1 Feb - Sun, 8 Feb
BIL
Billings
RAP
Rapid City
NZ$639 Return, found 1 day ago
NZ$639
Return
found 1 day ago
Select United flight, departing Sun, 1 Feb from Billings to Rapid City, returning Sun, 8 Feb, priced at NZ$639 found 1 day ago
United
Sun, 1 Feb - Sun, 8 Feb
BIL
Billings
RAP
Rapid City
NZ$682 Return, found 1 day ago
NZ$682
Return
found 1 day ago
Select United flight, departing Sun, 1 Feb from Billings to Rapid City, returning Sun, 8 Feb, priced at NZ$682 found 1 day ago
United
Sun, 1 Feb - Sun, 8 Feb
BIL
Billings
RAP
Rapid City
NZ$690 Return, found 1 day ago
NZ$690
Return
found 1 day ago
Select United flight, departing Sun, 1 Feb from Billings to Rapid City, returning Sun, 8 Feb, priced at NZ$690 found 1 day ago
American Airlines
Wed, 28 Jan - Wed, 4 Feb
BIL
Billings
RAP
Rapid City
NZ$923 Return, found 5 days ago
NZ$923
Return
found 5 days ago
Select American Airlines flight, departing Wed, 28 Jan from Billings to Rapid City, returning Wed, 4 Feb, priced at NZ$923 found 5 days ago
Delta
Wed, 28 Jan - Wed, 4 Feb
BIL
Billings
RAP
Rapid City
NZ$1,046 Return, found 5 days ago
NZ$1,046
Return
found 5 days ago
Select Delta flight, departing Wed, 28 Jan from Billings to Rapid City, returning Wed, 4 Feb, priced at NZ$1,046 found 5 days ago

Frequently asked questions

How do I find cheap flights to Custer County that have flexible change policies?
By using our helpful "No change fee" filter, that's how. Simply type in your preferred dates and destination, click the "Search" button, then select the box directly below the "Flexible change policies" heading (it's on the left). Expedia makes it a snap to find flexible, cheap tickets to Custer County.
Which airlines fly to Custer County?
You can take your pick of a good variety of airlines that touch down in or near Custer County. Some of your top options are:

  • American Airlines - 186 flights to or near Custer County each month, including 186 flights to Rapid City Regional Airport (RAP) per month.
  • United Airlines - 156 flights to or near Custer County each month, including 156 flights to Rapid City Regional Airport (RAP) per month.
  • Delta Air Lines - 86 flights to or near Custer County each month, including 86 flights to Rapid City Regional Airport (RAP) per month.

How can I find cheap tickets to Custer County?
Book well in advance, consider alternative airports, avoid school holiday time — there's no shortage of ways! Another one is to take advantage of Expedia's "flexible dates" feature. Find your Custer County flight, then compare the cheapest prices for nearby dates. In the last seven days, the best price for a flight to Custer County was NZ$515.
How much is a flight to Custer County?
You could have scored a round-trip ticket to Custer County from anywhere between NZ$515 and NZ$1,046 in the last seven days. For one-way journeys leaving from Billings (BIL), the lowest price during this period was NZ$413.
What are the most popular airports to fly into in Custer County?
Zip up your suitcase and fly into Rapid City Regional Airport (RAP), Custer County's primary flight hub. Book a ticket on one of the 451 flights that touch down at this popular destination every month.
When is the cheapest time to fly to Custer County?
Flying on a Tuesday, followed by a Monday, is generally the best way to get the cheapest fare. Avoid the weekends if you can, because Saturday is typically the costliest day. Spend the money you saved having a good time in Custer County instead!
How much is a plane ticket to Custer County?
In the last seven days, flights to Custer County varied between NZ$515 and NZ$1,046. Prices depend on the time of departure, carrier, cabin class and when the fare is booked.
What is the best time to go to Custer County?
A great time to explore Custer County, along with the major city of Custer, is during the busy months of May, June and July. Summer here begins June 20  and you can expect average temperatures of between 13ºC and 27ºC if you go then. This warmer weather is ideal for strolling around this city's sights.
What months are the cheapest to book a flight to Custer County?
To secure a great deal to Custer County, book during February when the price of tickets are at their cheapest. What time of year is expensive? In the U.S, it's the month of December.

Book with confidence

Custer County Flights

There is no better time to steal away to Custer County than right now, and Expedia.co.nz knows just how to get you there without breaking your budget. You can find cheap flights to Custer County right here on Expedia.co.nz, and comparing itineraries couldn't be easier. Whether you are early bird flyer or want to catch Custer County flights on the red-eye schedule, Expedia.co.nz can show you all the available flights at the best price. From domestic flights to international journeys, the flight you need can be found and booked right here with us.

Once you have your cheap tickets to Custer County in hand, holiday planning can move forward full steam ahead. Unleash the potential of your holiday with a car rental, which makes it possible to explore Custer County without relying on public transportation or trekking far and wide on foot.

If you're in the market for adventure, book one of the Expedia holiday packages. Our packages save you money and time by bundling hotels and flights. What are you waiting for? Your next holiday in Custer County starts right here!

Custer County Flights

Travel information

Custer County Flights Information

Airlines serving
United, American Airlines, Delta
Roundtrip price
from NZ$515
Custer County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.