$420 Cheap Flights from Rapid City (RAP) to Ithaca (ITH)

View $420 flight on Fri, Sep 19, 2025Opens in a new window

Popular airlines from Rapid City Regional Airport (RAP) to Ithaca, NY (ITH-Tompkins Regional)

  • 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*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Rapid City to Ithaca (RAP-ITH)

Prices were available within the past 7 days and start at $420 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Rapid City (RAP) to Ithaca (ITH)
Origin airport
Rapid City Regional
Destination airport
Tompkins Regional
Distance
1336 mi

Rapid City to Ithaca Flights

The cheapest times to fly from Rapid City to Ithaca

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 Ithaca are during the month of . You can find some of the cheapest flights from Rapid City to Ithaca with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Rapid City to Ithaca: 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 Ithaca

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 Ithaca in 2025. You can also book with separate airlines for your outbound and return journeys, from $420 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 Ithaca 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 Ithaca 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.

 

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Tompkins Regional Airport (ITH) cost?
Discover the latest flight deals from RAP to ITH by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RAP to ITH?
The cheapest flights from RAP to ITH are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RAP to ITH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from RAP to ITH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Rapid City Regional Airport (RAP) to Tompkins Regional Airport (ITH)?
You'll have to catch a flight with a layover if you're traveling from Rapid City Regional Airport (RAP) to Tompkins Regional Airport (ITH). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from RAP to ITH?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*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 Tompkins Regional Airport (ITH)?
Book a flight from Rapid City Regional Airport (RAP) to Tompkins Regional Airport (ITH) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Tompkins Regional Airport (ITH) last-minute?
Holding off until right before your break to book a ticket from RAP to ITH often results in higher prices. While you may come across some last-minute deals, there's no guarantee. Allow some flexibility in your schedule for a better chance of scoring a bargain.
Is it cheaper to book a RAP to ITH flight and hotel package?
Compared with arranging flights and hotels separately, booking a RAP to ITH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Tompkins Regional Airport (ITH)?
You can usually cancel or reschedule your RAP to ITH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.