$400 Cheap flight deals from Idaho Falls (IDA) to Greencastle (MDT)
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Airfares from $400 One Way, $537 Round Trip from Idaho Falls to Greencastle
Prices starting at $537 for return flights and $400 for one-way flights to Greencastle were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Greencastle economy flight packages
Country Inn & Suites by Radisson, Harrisburg West Mechanicsburg
Oct 15 - Oct 21
Idaho Falls (IDA) to Harrisburg (MDT)
Reviewed on Aug 23, 2026
More About Flying To Greencastle from Idaho Falls
Route Information for Flights from Idaho Falls to Greencastle
Origin Airport IATA Code | IDA |
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Destination Airport IATA Code | MDT |
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Idaho Falls to Greencastle
Looking for cheap Idaho Falls to Greencastle flights? Orbitz has the cheapest air fares for flights from Idaho Falls to Greencastle. Plus, with our cutting-edge mobile tools, travel planning has never been easier or more wallet-friendly.
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Use the Orbitz app or the mobile Orbitz site, m.orbtiz.com, to see information about your Idaho Falls to Greencastle flights anytime you need it. Your itinerary is also sent to your email address for reference. Access updates on your flights from Idaho Falls to Greencastle on your mobile device too, including delays and baggage claim details.
Cheap Air Ticket Prices Guaranteed
Orbitz is your number one source for low fares for Idaho Falls to Greencastle flights. Our low price guarantee on domestic and international air tickets give you great savings for a perfect trip to Greencastle. Need hotels too? You can book them last minute on your mobile phone.
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Idaho Falls Airports
Greencastle Airports
Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.