San Diego to Waterloo (SAN–ALO) — Airlines, Schedules & Connections

SAN Airport Page →
1,509 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 4 1-stop flights Verified 2mos 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.

Last scheduled nonstop: Mar 2026.

✦ 1-Stop connections via 4 hubs
ORD Chicago 6h 57m AAACAS → AAQR Chicago (ORD) to Waterloo flights
DCA Washington 28h 33m AS → SY Washington (DCA) to Waterloo flights
RNO Reno ~6h 31m ASWN → Reno (RNO) to Waterloo flights
HOU Houston ~7h 49m SCMWN → Houston (HOU) to Waterloo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
San Diego to Waterloo
Connecting service available through multiple hubs.
1 Airlines 1,509 mi 3h 15m nonstop +2h ahead

SAN–ALO had nonstop service from Allegiant Air, last on the schedule in March 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 1,509 miles in 3h 15m.

Also explore SAN Routes ALO Routes SAN Live Flights ALO Live Flights SAN Delays
All flights from Waterloo (ALO) Waterloo to San Diego flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop SAN–ALO service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
G4 Allegiant Air 0 – – 53% – –
Alliance coverage
Unaffiliated: G4 (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for SAN to ALO.
1-STOP
One-Stop Connections
4
Hubs
~6h
Fastest
~28h
Longest
RNO ~6h 31m ORD ~6h 57m HOU ~7h 49m DCA ~28h 33m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
69
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
SAN → ALO
53%
Frequent delays expected. Consider flexible booking.
Departing
53%
Return
ALO → SAN
58%
Frequent delays expected. Consider flexible booking.
Arriving
58%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SAN delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+2h
Waterloo is 2 hours ahead of San Diego.
SAN: PDT · ALO: CDT

When it's 6:00 PM in San Diego, it's 8:00 PM in Waterloo.
Distance & Flight Time
1,509 mi / 2,428 km
Nonstop flight time is approximately 3h 15m gate to gate.
Facts

SAN–ALO Quick Facts

Key statistics for the San Diego to Waterloo route.
Route details
Distance1,509 mi / 2,428 km
Flight time3h 15m
Time difference+2 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: SAN
Full nameSan Diego International Airport
IATA / ICAOSAN / KSAN
TimezoneAmerica/Los_Angeles
Passengers/yr25.6M
Elevation17 ft / 5 m
Destination: ALO
Full nameWaterloo Regional Airport
IATA / ICAOALO / KALO
TimezoneAmerica/Chicago
Passengers/yr0.0M
Elevation873 ft / 266 m
FAQ

Frequently Asked Questions

Common questions about SAN to ALO flights.
Nonstop flights from San Diego International Airport to Waterloo Regional Airport take about 3h 15m gate to gate. The route covers 1,509 miles.
1 airline operated the nonstop from SAN to ALO: Allegiant Air. The last scheduled nonstop was in March 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 March 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 3h 15m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Chicago O'Hare and Ronald Reagan Washington National.
Waterloo is 2 hours ahead of San Diego.
Yes, return flights from ALO to SAN 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.

Flights from SAN to ALO

San Diego International Airport (SAN) and Waterloo Regional Airport (ALO) had nonstop service from Allegiant Air, last on the schedule in March 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.

SAN to ALO Flight Duration and Schedule

Nonstop flight time from SAN to ALO is about 3 hours 15 minutes gate to gate. The route covers a distance of 1,509 miles (2,428 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Chicago O'Hare and Ronald Reagan Washington National. Two-stop connections are also available via intermediate hubs.