How far is San Tan Valley, AZ from Rio Rico, AZ?

The driving distance from San Tan Valley, AZ to Rio Rico, AZ is about 144.7 miles (232.9 km), with a travel time of about 03h 06m by car.

  • The straight-line flight distance is about 123.1 miles (198.1 km).
  • For a round trip, plan for roughly 06h 12m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM MST.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
144.7 mi
03h 06m
Flight
123.1 mi
198.11 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from San Tan Valley.

Flight Distance

Direct air line
123.1 mi
Kilometers
198.11 km
Flight Time
00h 14m

Driving Distance

Road route
144.7 mi
Kilometers
232.88 km
Drive Time
03h 06m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 03h 06m.

Arrival Snapshot
Arrive in Rio Rico
Thu, Oct 15, 5:50 PM MST
Return by in San Tan Valley
Thu, Oct 15, 8:57 PM MST
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave San Tan Valley
2026-10-15T14:44
Arrive Rio Rico
Thu, Oct 15, 5:50 PM MST
Route Timing
03h 06m
One way by road
Best Departure Window
6:00 AM to 8:00 AM MST
Leave early for more breathing room
Arrive between
9:06 AM to 11:06 AM MST

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:48 AM MST
Keeps a same-day return open with about 04h 00m at the destination.
Back in San Tan Valley
9:00 PM MST
Early departure recommended

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Marana
AZ

Town in Pima and Pinal counties in Arizona, United States

From San Tan Valley
72.5 mi
01h 33m
To Rio Rico
72.3 mi
01h 33m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
86°F
Today

Sunny

Starts
Thu, Oct 15 9:00 AM MST
Wind
5 to 10 mph ENE
Destination
83°F
Today

Sunny

Starts
Thu, Oct 15 11:00 AM MST
Wind
5 mph E

Driving Route Map

The map below follows the saved road route between San Tan Valley and Rio Rico.

Turn-by-Turn Driving Directions

Step-by-step road directions between San Tan Valley and Rio Rico.

  1. 1

    Start on East Skyline Drive

    1.6 km · 2 min · East Skyline Drive

  2. 2

    Turn right onto North Sierra Vista Drive

    2 mi · 6 min · North Sierra Vista Drive

  3. 3

    Turn right onto East Bella Vista Road

    2 mi · 5 min · East Bella Vista Road

  4. 4

    Turn left onto North Gantzel Road

    1.2 mi · 2 min · North Gantzel Road

  5. 5

    Turn left onto East Hunt Highway

    8.7 mi · 13 min · East Hunt Highway

  6. 6

    Turn right onto North Attaway Road

    3 mi · 5 min · North Attaway Road

  7. 7

    Turn right onto Florence-Coolidge Highway

    2.9 mi · 4 min · Florence-Coolidge Highway

  8. 8

    Turn left onto North Arizona Boulevard

    8.6 mi · 15 min · North Arizona Boulevard

  9. 9

    Continue on Junction I-10-Mesa Highway

    10.7 mi · 16 min · Junction I-10-Mesa Highway

  10. 10

    Turn left

    1.2 km · 2 min

  11. 11

    Merge slight left onto Casa Grande-Tucson Highway

    42.7 mi · 44 min · Casa Grande-Tucson Highway

  12. 12

    Continue on North Freeway

    5.4 mi · 6 min · North Freeway

  13. 13

    Take the exit slight right toward I 19 South: Nogales

    2436 ft · 38 sec

  14. 14

    Continue on Nogales–Tucson Highway

    52.2 mi · 56 min · Nogales–Tucson Highway

  15. 15

    Take the exit slight right toward Rio Rico Drive, Yavapai Drive

    1411 ft · 43 sec

  16. 16

    Turn left onto Rio Rico Drive

    1.3 mi · 3 min · Rio Rico Drive

  17. 17

    Turn right onto Pendleton Drive

    1.2 km · 2 min · Pendleton Drive

  18. 18

    Turn left onto Avenida Coatimundi

    1544 ft · 49 sec · Avenida Coatimundi

  19. 19

    Turn left onto Avenida Leon

    1650 ft · 1 min · Avenida Leon

  20. 20

    Turn left onto Yeso Court

    89 m · 20 sec · Yeso Court

  21. 21

    Turn left

    62 m · 15 sec

  22. 22

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between San Tan Valley and Rio Rico.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
22 steps
14 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
15.2 / 100 mi
Decision points by distance
Main Roads
Nogales–Tucson Highway
52.2 mi · 36%
Casa Grande-Tucson Highway
42.7 mi · 30%
Junction I-10-Mesa Highway
10.7 mi · 7%
East Hunt Highway
8.73 mi · 6%
North Arizona Boulevard
8.61 mi · 6%
North Freeway
5.45 mi · 4%
Longest Stretch

Nogales–Tucson Highway

Continue on Nogales–Tucson Highway

52.2 mi · 00h 56m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 06m
Long day trip
Same-Day Return
06h 12m
Round-trip wheel time
Road vs Air
+21.6 mi
123.1 mi direct line
Halfway Stop
Marana
01h 33m from San Tan Valley
Leave By
10:48 AM MST
Early departure recommended
Weather Watch

Sunny leaving San Tan Valley and Sunny near Rio Rico.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from San Tan Valley to Rio Rico?

The road trip is about 144.7 miles (232.9 km) and usually takes 03h 06m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Marana is a useful midpoint, sitting about 72.5 miles from San Tan Valley and 72.3 miles from Rio Rico.

How much longer is the road route than the straight-line distance?

The direct path is about 123.1 miles (198.1 km), while the road route adds roughly 21.6 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 6:00 AM to 8:00 AM MST. If you want a more comfortable same-day return, try to leave by 10:48 AM MST.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $23.88 one way or $47.77 round trip. Estimated CO2 is about 45.4 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around San Tan Valley and Sunny near Rio Rico.

Stop Ideas Near Marana

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Marana, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Marana.

RAIL

Tucson

34 mi away
400 North Toole Avenue
RAIL

Benson

102 mi away
105 E. 4th Street
RAIL

Maricopa

103 mi away
19427 N. John Wayne Parkway

Flight Path Map

This map shows the direct air route between San Tan Valley and Rio Rico. Straight-line distance: 123.1 mi (198.11 km).

Photo coming soon

#1 San Tan Valley

This Arizonan community is situated in the Sonoran Desert, surrounded by the San Tan Mountains Regional Park.

Population0
Coordinates33.1911000, -111.5280000
Altitude462
CountryUnited States
Photo coming soon

#2 Rio Rico

Situated within the Santa Cruz River Valley at an elevation of 3481 feet, this census-designated place in Santa Cruz County functions largely as a residential community north of Nogales.

Population0
Coordinates31.4714800, -110.9764800
Altitude1061
CountryUnited States
Start: San Tan Valley (-111.528, 33.1911)
End: Rio Rico (-110.97648, 31.47148)

Estimated Travel Time

Distance: 233 km by road

SpeedTime
30 mph (48.3 km/h)04h 49m
40 mph (64.37 km/h)03h 37m
50 mph (80.47 km/h)02h 53m
60 mph (96.56 km/h)02h 24m
70 mph (112.65 km/h)02h 04m
80 mph (129 km/h)01h 48m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.11 gal
19.33 L · about $23.88
Round trip
$47.77
10.22 gal · 38.66 L
Estimated CO2
45.4 kg one way
Round trip: 90.8 kg / 200 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.67 $23.88 $47.77
Mid-grade $5.03 $25.72 $51.45
Premium $5.36 $27.40 $54.81
Diesel $6.27 $32.05 $64.10

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Arizona · Oct 15, 2026

There is no time difference between San Tan Valley and Rio Rico. The current time is 14:44:08.

Distance to Other Cities

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.