$185 Cheap Flights from Rapid City (RAP) to Flagstaff (FLG)

View $185 flight on Mon, Feb 9, 2026Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field (FLG)

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Cheap Flights from Rapid City to Flagstaff (RAP-FLG)

Prices were available within the past 7 days and start at $185 for one-way flights and $356 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jan 21 - Thu, Jan 22
RAP
Rapid City
FLG
Flagstaff
$356 Roundtrip, found 2 days ago
$356
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jan 21 from Rapid City to Flagstaff, returning Thu, Jan 22, priced at $356 found 2 days ago
American Airlines
Mon, Jan 5 - Fri, Jan 9
RAP
Rapid City
FLG
Flagstaff
$366 Roundtrip, found 6 days ago
$366
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jan 5 from Rapid City to Flagstaff, returning Fri, Jan 9, priced at $366 found 6 days ago
American Airlines
Sun, Jan 18 - Thu, Jan 22
RAP
Rapid City
FLG
Flagstaff
$376 Roundtrip, found 2 days ago
$376
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Jan 18 from Rapid City to Flagstaff, returning Thu, Jan 22, priced at $376 found 2 days ago
American Airlines
Thu, Jan 8 - Tue, Jan 27
RAP
Rapid City
FLG
Flagstaff
$426 Roundtrip, found 17 hours ago
$426
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jan 8 from Rapid City to Flagstaff, returning Tue, Jan 27, priced at $426 found 17 hours ago
American Airlines
Tue, Jan 27 - Sat, Feb 7
RAP
Rapid City
FLG
Flagstaff
$436 Roundtrip, found 17 hours ago
$436
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Tue, Jan 27 from Rapid City to Flagstaff, returning Sat, Feb 7, priced at $436 found 17 hours ago
American Airlines
Sun, Feb 1 - Wed, Feb 18
RAP
Rapid City
FLG
Flagstaff
$446 Roundtrip, found 17 hours ago
$446
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sun, Feb 1 from Rapid City to Flagstaff, returning Wed, Feb 18, priced at $446 found 17 hours ago
American Airlines
Wed, Jan 21 - Thu, Jan 22
RAP
Rapid City
FLG
Flagstaff
$451 Roundtrip, found 2 days ago
$451
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Jan 21 from Rapid City to Flagstaff, returning Thu, Jan 22, priced at $451 found 2 days ago
American Airlines
Sat, Jan 17 - Tue, Feb 3
RAP
Rapid City
FLG
Flagstaff
$456 Roundtrip, found 17 hours ago
$456
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Sat, Jan 17 from Rapid City to Flagstaff, returning Tue, Feb 3, priced at $456 found 17 hours ago
American Airlines
Thu, Jan 22 - Sat, Feb 7
RAP
Rapid City
FLG
Flagstaff
$486 Roundtrip, found 17 hours ago
$486
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, Jan 22 from Rapid City to Flagstaff, returning Sat, Feb 7, priced at $486 found 17 hours ago
American Airlines
Thu, Jan 8 - Sat, Jan 10
RAP
Rapid City
FLG
Flagstaff
$491 Roundtrip, found 6 days ago
$491
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Jan 8 from Rapid City to Flagstaff, returning Sat, Jan 10, priced at $491 found 6 days ago

Alternative airports near Flagstaff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Flagstaff Pulliam Field FLG. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $746
FLG
Flagstaff Pulliam Field
CheapestClosest
Average driving time to city center9 min
Flights from $746

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG) cost?
Secure a cheap one-way flight from $185 or cheap return flight from $356 from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG)?
The cheapest month to fly from RAP to FLG is January, when there's less demand. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest RAP to FLG flight.
How many flights per day from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG)?
Nonstop flights from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RAP to FLG?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG)?
Opt for a flight from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG) last-minute?
Booking your plane ticket from RAP to FLG right before your trip is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a RAP to FLG flight and hotel package?
You'll typically save money by booking a RAP to FLG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After selecting your ideal flights and accommodations, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Flagstaff Pulliam Field Airport (FLG)?
In most instances, you can cancel or reschedule your RAP to FLG flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further details, visit our Customer Service portal.

Travel information

Origin airport
Rapid City Regional
Destination airport
Flagstaff Pulliam Field
Airlines serving
American Airlines
Roundtrip price
$355
Distance
766 mi

Book with confidence

Rapid City to Flagstaff Flights

The cheapest times to fly from Rapid City to Flagstaff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rapid City to Flagstaff are during the month of January. You can find some of the cheapest flights from Rapid City to Flagstaff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Flagstaff

Sunday is one of the best days to book for cheap flights from Rapid City to Flagstaff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rapid City to Flagstaff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rapid City to Flagstaff in 2026. You can also book with separate airlines for your outbound and return journeys, from $185 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rapid City to Flagstaff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rapid City to Flagstaff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rapid City to Flagstaff Flights

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*Available to One Key members.