Boise to San Marcos (BOI–HYI) — Airlines, Schedules & Connections

BOI Airport Page →
1,382 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 2 1-stop flights Verified 2w ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Boise to San Marcos
Connecting service available through multiple hubs.
1 Airlines 1,382 mi +1h ahead 2 1-stop hubs

BOI–HYI is served by 1 airline with nonstop service. TWY leads the route. The flight covers 1,382 miles . Beyond nonstop, 2 hubs offer 1-stop connections.

Also explore BOI Routes HYI Routes BOI Live Flights HYI Live Flights BOI Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop BOI–HYI service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TWY TWY 0 – – 75% – –
Alliance coverage
Unaffiliated: TWY (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for BOI to HYI.
1-STOP
One-Stop Connections
2
Hubs
~5h
Fastest
~6h
Longest
Verified with published schedule alignment and minimum connection time.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
San Marcos is 1 hour ahead of Boise.
BOI: MDT · HYI: CDT

When it's 6:00 PM in Boise, it's 7:00 PM in San Marcos.
Distance & Flight Time
1,382 mi / 2,224 km
Facts

BOI–HYI Quick Facts

Key statistics for the Boise to San Marcos route.
Route details
Distance1,382 mi / 2,224 km
Time difference+1 hour
Airlines (nonstop)1
1-stop connections2 hubs
Origin: BOI
Full nameBoise Air Terminal/Gowen Field
IATA / ICAOBOI / KBOI
TimezoneAmerica/Boise
Passengers/yr5.0M
Elevation2,871 ft / 875 m
Destination: HYI
Full nameSan Marcos Regional Airport
IATA / ICAOHYI / KHYI
TimezoneAmerica/Chicago
Elevation597 ft / 182 m
FAQ

Frequently Asked Questions

Common questions about BOI to HYI flights.
1 airline operates nonstop service: TWY.
Yes, 1-stop connections are available through LAS and BNA. These options provide additional schedule flexibility.
San Marcos is 1 hour ahead of Boise.
Yes, return flights from HYI to BOI are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Connecting Options and Alternatives

2 one-stop connections are available, with the fastest taking approximately 5 hours via LAS.