Colorado Springs to Sioux City (COS–SUX) — Airlines, Schedules & Connections

COS Airport Page →
502 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 2 1-stop flights Verified 1w ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 2 hubs
DEN Denver 3h 55m ACCMEJA → UA Denver (DEN) to Sioux City flights
ORD Chicago 7h 45m AAQRUA → UA Chicago (ORD) to Sioux City flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Colorado Springs to Sioux City
Connecting service available through multiple hubs.
1 Airlines 502 mi 2h nonstop +1h ahead

COS–SUX had nonstop service from United Airlines, last on the schedule in June 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 502 miles in 2h.

Also explore COS Routes SUX Routes COS Live Flights SUX Live Flights COS Delays
All flights from Sioux City (SUX) Sioux City to Colorado Springs flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop COS–SUX service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines 1 – – 72% Star Alliance –
Alliance coverage
Star Alliance: UA (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for COS to SUX.
1-STOP
One-Stop Connections
2
Hubs
~3h
Fastest
~7h
Longest
DEN ~3h 55m ORD ~7h 45m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
26
Candidates
Two-stop connections loaded in the connections tab above.
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
COS → SUX
72%
Moderate delays possible. Allow buffer time.
Departing
72%
Return
SUX → COS
76%
Generally reliable. Most flights run on time.
Arriving
76%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. COS delays →
Alternatives

Other ways to reach Sioux City from Colorado Springs

Nearby airports with service to Sioux Gateway Airport / Brigadier General Bud Day Field.
Metric COS→SUX DEN→SUX
Distance from COS – 73 mi
Nonstop airlines – 3
Weekly flights – 11
Flight time 2h 1h 36m
Departure OTP 72% –
Denver (DEN) to Sioux City flights
Airports within 200 miles of COS with service to Sioux Gateway Airport / Brigadier General Bud Day Field.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+1h
Sioux City is 1 hour ahead of Colorado Springs.
COS: MDT · SUX: CDT

When it's 6:00 PM in Colorado Springs, it's 7:00 PM in Sioux City.
Distance & Flight Time
502 mi / 807 km
Nonstop flight time is approximately 2h 0m gate to gate.
Facts

COS–SUX Quick Facts

Key statistics for the Colorado Springs to Sioux City route.
Route details
Distance502 mi / 807 km
Flight time2h
Time difference+1 hour
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: COS
Full nameCity of Colorado Springs Municipal Airport
IATA / ICAOCOS / KCOS
TimezoneAmerica/Denver
Passengers/yr2.5M
Elevation6,187 ft / 1,886 m
Destination: SUX
Full nameSioux Gateway Airport / Brigadier General Bud Day Field
IATA / ICAOSUX / KSUX
TimezoneAmerica/Chicago
Passengers/yr0.1M
Elevation1,098 ft / 335 m
FAQ

Frequently Asked Questions

Common questions about COS to SUX flights.
Nonstop flights from City of Colorado Springs Municipal Airport to Sioux Gateway Airport / Brigadier General Bud Day Field take about 2h gate to gate. The route covers 502 miles.
1 airline operated the nonstop from COS to SUX: United Airlines. The last scheduled nonstop was in June 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in June 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 2h.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Denver and Chicago O'Hare.
Sioux City is 1 hour ahead of Colorado Springs.
Nearby alternatives include DEN. See the Alternatives section for a full comparison.
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.

Flights from COS to SUX

City of Colorado Springs Municipal Airport (COS) and Sioux Gateway Airport / Brigadier General Bud Day Field (SUX) had nonstop service from United Airlines, last on the schedule in June 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

COS to SUX Flight Duration and Schedule

Nonstop flight time from COS to SUX is about 2 hours gate to gate. The route covers a distance of 502 miles (807 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Denver and Chicago O'Hare. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Denver (DEN).