Discover Idaho's 7 commercial airports serving nearly 6 million passengers annually, from Boise's record-breaking hub to Sun Valley's mountain gateway and over 70 backcountry airstrips.
Idaho has seven airports with commercial passenger service, offering connections throughout the United States and beyond. These airports served over 5.6 million passengers in 2024.
📍 Boise
Idaho's largest and busiest airport, serving nearly 5 million passengers annually with record-breaking growth for three consecutive years.
📍 Idaho Falls
Idaho's second busiest airport experiencing rapid growth, with 73% more passengers than 2019 levels serving eastern Idaho and Yellowstone visitors.
📍 Hailey / Sun Valley
Mountain resort airport serving Sun Valley and Ketchum, located just 20 minutes from world-class skiing and outdoor recreation.
| Airport | Code | 2024 Passengers | Growth vs 2023 | Cities Served |
|---|---|---|---|---|
| Boise Airport | BOI | 4,990,885 | +5.0% | 27 nonstop |
| Idaho Falls Regional | IDA | 610,641 | +11.9% | 9 nonstop |
| Friedman Memorial (Sun Valley) | SUN | ~279 flights/month | Seasonal variance | 8 nonstop |
| Lewiston-Nez Perce County | LWS | ~61 flights/month | Stable | 2 nonstop (SLC, SEA) |
| Magic Valley Regional (Twin Falls) | TWF | ~33 flights/month | Stable | 1 nonstop (SLC) |
| Pocatello Regional | PIH | ~29 flights/month | Stable | 1 nonstop (SLC) |
| Pullman-Moscow Regional | PUW | N/A | - | Located in WA |
Note: Passenger data from 2024 annual reports. Monthly flight data represents average departures. SLC = Salt Lake City, SEA = Seattle.
Longest Route: Atlanta (ATL) - 1,833 miles, 4h 12m (Delta)
5 Airlines Serving IDA: Delta, Alaska, Allegiant, United, American
Destinations: San Francisco, Seattle, Los Angeles, San Diego, Denver, Salt Lake City, Chicago, Phoenix
| Parking Lot | Hourly Rate | Daily Rate | Features |
|---|---|---|---|
| Economy Lot (Shuttle) | $2/hour | $10/day | Most economical, shuttle service |
| Long-Term Surface | $2/hour | $15/day | Outdoor parking, walking distance |
| Long-Term East Garage | $2/hour | $17/day | Covered parking |
| Main Garage | $2/hour | $20/day | Covered, closest to terminal |
| Short-Term | $2/hour | $25/day | Pick-up/drop-off convenience |
| Valet Parking | - | $28/day | 4am-1am daily, reservations recommended |
EV Charging: 8 designated parking spaces with charging stations available (4 on 2nd floor, 4 on 3rd floor, West Garage northeast corner). No additional fees.
| Parking Lot | Rate | Daily Maximum | Notes |
|---|---|---|---|
| All Lots - First 30 Minutes | FREE | ||
| Hourly Parking Lot | $2/hour | $15/day | Best for brief visits |
| Daily Parking | $2/hour | $9/day | Good for short trips |
| Economy Lot 1 | - | $7/day | About 500 feet from terminal |
| Economy Lot 2 (Remote) | - | $5/day | Most cost-effective, ~5 min walk |
Free Shuttle: IDA offers free shuttling between main parking, economy lots, and terminal for those needing assistance (subject to staffing). Call 208-973-1694 to reserve.
Hours: Vary by location, pre-enrollment online recommended
Tip: Pre-enroll online first to speed up in-person appointment
| Airport | Code | TSA PreCheck Available | Terminal |
|---|---|---|---|
| Boise Air Terminal/Gowen Field | BOI | YES | Main Terminal |
| Idaho Falls Regional | IDA | YES | Main Terminal |
| Lewiston-Nez Perce County | LWS | NO | Main Terminal |
| Pocatello Regional | PIH | NO | Main Terminal |
| Friedman Memorial (Sun Valley) | SUN | NO | Main Terminal |
| Magic Valley Regional (Twin Falls) | TWF | NO | Main Terminal |
More info: tsa.gov/precheck or TSA Enrollment Locator
Beyond the major hubs, Idaho operates several regional airports providing essential air service to smaller communities and resort areas.
Location: Lewiston, Idaho (1 mile southwest of city)
Current Service: Delta Connection operates approximately 61 flights per month (14 weekly departures)
Historical Note: Previously served by Horizon Air (1983-2018) and SkyWest (1996-present as Delta Connection)
Location: Twin Falls, Idaho (4 nautical miles south of city)
Current Service: Delta operates 1 daily flight Sunday-Friday, 1 flight Saturday (approximately 33 monthly flights)
Sun Valley Connection: Historically served as the "jet gateway" for Sun Valley resort area before SUN received jet service
Location: Pocatello, Idaho (serving Pocatello, Chubbuck, and southeast Idaho region)
Current Service: Delta Connection operates approximately 29 flights per month (7 weekly departures)
Historical Airlines:
Location: Pullman, Washington (4 miles from Moscow, Idaho)
Service Area: Serves Moscow, Idaho and Pullman, Washington (home to University of Idaho and Washington State University)
Fun Fact: One of seven commercial service airports designated for Idaho despite being located across state line
Location: Coeur d'Alene, North Idaho
Current Status: General aviation airport (no commercial passenger service)
Getting to Spokane (GEG) from Idaho: Take I-90 WEST, exit 277/US-2 WEST, merge onto US-2, take SPOKANE AIRPORT exit. Alaska Airlines flies GEG to Boise (BOI) 4 times daily.
Services Available: Transit, airport shuttle, taxi, limo, car service, charter bus
Note: Ground transportation providers are independent third-party companies not affiliated with the airport.
Popular Services:
Airport Expansion: New 7-story rental car center expected 2026, new concourse with up to 10 gates starting construction 2027
Idaho is renowned worldwide as one of the premier destinations for backcountry flying, with over 70 backcountry airstrips offering unparalleled wilderness access and adventure flying opportunities.
Important Considerations:
Resources: Idaho Aeronautical Chart, "Fly Idaho!" Third Edition (2 volumes, 83 airstrips), Adventure Flying Idaho Backcountry Map
Idaho is a paradise for pilots seeking wilderness adventure, offering everything from well-maintained strips like Johnson Creek to remote, challenging approaches at high elevations.
Boise Airport (BOI) is Idaho's largest and busiest airport, serving 4,990,885 passengers in 2024 - a new record for the third consecutive year. The airport handles more passengers than all other Idaho airports combined (roughly 10 times as many as the next busiest airport, Idaho Falls). BOI offers service from 9 airlines to 27 nonstop destinations, with Alaska Airlines being the largest carrier operating approximately 197 scheduled departures every week.
The airport has experienced 81% passenger growth from 2014 to 2024 and is undergoing a multiyear terminal expansion including a 7-story rental car center (opening 2026) and a new concourse with up to 10 gates (construction starting 2027).
Idaho has 7 commercial service airports designated for passenger service, though one (Pullman-Moscow Regional) is technically located in Washington State but serves Moscow, Idaho. The seven commercial airports are:
All commercial service airports are classified as "primary" airports, meaning they are publicly owned and receive more than 10,000 passenger boardings (enplanements) each year. Idaho has 119 public-use airports total, including general aviation facilities.
Currently, there are no direct international flights departing from any Idaho airports. All Idaho commercial airports serve domestic U.S. destinations only.
To reach international destinations from Idaho, travelers need:
While Boise Airport is technically designated as having international capability (with customs facilities for charter and private international flights), no scheduled commercial airlines currently operate regular international passenger service from Idaho.
Boise Airport (BOI) is served by 9 major airlines offering service to 27 nonstop destinations:
Top 3 Routes: Seattle/Tacoma (86 weekly flights, 17% of all departures), Denver, and Phoenix.
The airport's strong growth has attracted increased airline competition and new routes, with passenger numbers increasing 5% annually in recent years.
Friedman Memorial Airport (SUN) in Hailey is the closest and most convenient airport to Sun Valley, located just 20 minutes (approximately 12 miles) south of Sun Valley and Ketchum resort areas.
Friedman Memorial Airport (SUN) Details:
Alternative Airport Options:
For the most direct access to Sun Valley's world-class skiing and recreation, Friedman Memorial remains the best choice despite higher seasonal airfares compared to flying into Boise and taking ground transportation.
Yes, Idaho Falls Regional Airport (IDA) offers direct flights to 9 major cities and is experiencing rapid growth as Idaho's second busiest airport.
Current Direct Routes from IDA (2024-2025):
Growth Statistics: IDA served 610,641 passengers in 2024, representing 11.9% growth over 2023 and an impressive 73.2% increase compared to 2019 pre-pandemic levels.
Recent Improvements: Delta added larger mainline aircraft to meet demand, Alaska added a second daily Seattle flight, and service expansion to Chicago and Portland is expected in 2026, positioning IDA for continued record-breaking growth.
Idaho Falls Regional Airport (IDA) is the best Idaho airport for accessing Yellowstone National Park, located just 110 miles from Yellowstone's West Entrance.
Why Idaho Falls for Yellowstone:
Alternative Airport Options:
Best Strategy: Fly into Idaho Falls year-round for reliable commercial service, or use Boise Airport's new seasonal Bozeman connection (winter only) combined with ground transportation for maximum flexibility.
Idaho Falls provides the most consistent commercial airline access to Yellowstone from Idaho with excellent rental car options and shuttle services available at the airport.
Parking rates vary by airport and lot type. Here are the most economical options at Idaho's two busiest airports:
Idaho Falls Regional Airport (IDA) - Most Affordable:
Boise Airport (BOI) - Options by Need:
Money-Saving Tips: At IDA, use Economy Lot 2 for $5/day with free 30-minute initial parking. At BOI, use the Economy Lot with shuttle for $10/day. For trips over 5 days, compare airport parking with off-site parking facilities that may offer promotional rates.
Yes! Idaho is a world-renowned paradise for backcountry flying, featuring over 70 backcountry airstrips that attract pilots from around the globe. However, backcountry flying requires specialized training, experience, and proper preparation.
Notable Backcountry Airstrips:
Safety Requirements & Considerations:
Support Organizations: Idaho Aviation Foundation (1,500+ members) and Idaho Aviation Association work to maintain, upgrade, and preserve these irreplaceable aviation resources.
Recent Safety Improvements: Through the Backcountry Aviation Defibrillator Project, automated external defibrillators (AEDs) have been deployed at four remote strips using Daher Kodiak 100 aircraft, improving emergency medical response capabilities.
Spokane International Airport (GEG) in Washington State is the primary commercial airport serving northern Idaho, including Coeur d'Alene, providing the most flight options and competitive pricing.
Spokane International Airport (GEG):
Driving Directions from Idaho: Take I-90 WEST, exit 277/US-2 WEST, merge onto US-2, take SPOKANE AIRPORT exit, keep LEFT at fork, follow AIRPORT DRIVE to terminal.
Idaho Connection: Alaska Airlines operates 4 daily flights from Spokane (GEG) to Boise (BOI) for easy intra-state connections.
Alternative: Lewiston-Nez Perce County (LWS):
Best Choice: For Coeur d'Alene, Sandpoint, and the Idaho Panhandle, Spokane International offers the most destinations, frequencies, and competitive fares despite being located in Washington. For travelers preferring to fly into Idaho itself, Lewiston provides reliable service with exceptional on-time performance to major hubs.
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Last updated on November 29, 2025