How far is Ontario, OR from Grants Pass, OR?

The driving distance from Ontario, OR to Grants Pass, OR is about 450.3 miles (724.7 km), with a travel time of about 08h 27m by car.

  • The straight-line flight distance is about 338.7 miles (545.1 km).
  • For a round trip, plan for roughly 16h 54m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM MDT.
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
450.29 mi
08h 27m
Flight
338.68 mi
545.05 km direct

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

Learn Distance

Choose another destination from Ontario.

Flight Distance

Direct air line
338.68 mi
Kilometers
545.05 km
Flight Time
00h 40m

Driving Distance

Road route
450.29 mi
Kilometers
724.67 km
Drive Time
08h 27m

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 08h 27m.

Arrival Snapshot
Arrive in Grants Pass
Thu, May 28, 8:48 PM PDT
Return by in Ontario
Fri, May 29, 6:15 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Ontario
2026-05-28T13:21
Arrive Grants Pass
Thu, May 28, 9:48 PM MDT
Route Timing
08h 27m
One way by road
Best Departure Window
6:00 AM to 7:30 AM MDT
Treat this as a longer travel day
Arrive between
1:27 PM to 2:57 PM PDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:06 PM MDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Ontario
8:00 PM MDT
Overnight-style route

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
Paisley
OR

City in Oregon, USA

From Ontario
218 mi
04h 13m
To Grants Pass
232.2 mi
04h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
87°F
Thursday

Mostly Sunny

Starts
Thu, May 28 6:00 AM MDT
Wind
2 to 18 mph S
Destination
72°F
Thursday

Showers And Thunderstorms Likely

Starts
Thu, May 28 6:00 AM PDT
Wind
1 to 8 mph SW

Driving Route Map

The map below follows the saved road route between Ontario and Grants Pass.

Turn-by-Turn Driving Directions

Step-by-step road directions between Ontario and Grants Pass.

  1. 1

    Start on South Oregon Street

    8 m · 6 sec · South Oregon Street

  2. 2

    Turn left onto West Idaho Avenue

    675 ft · 19 sec · West Idaho Avenue

  3. 3

    Turn left onto Southwest 2nd Street

    1321 ft · 24 sec · Southwest 2nd Street

  4. 4

    Turn right onto Southwest 4th Avenue

    1.9 mi · 3 min · Southwest 4th Avenue

  5. 5

    Turn left onto Olds Ferry–Ontario Highway

    2.4 mi · 3 min · Olds Ferry–Ontario Highway

  6. 6

    Enter the roundabout and take exit 1 toward Central Oregon Highway

    37 m · 2 sec · Central Oregon Highway

  7. 7

    Exit the roundabout onto Central Oregon Highway

    11.4 mi · 13 min · Central Oregon Highway

  8. 8

    Continue on Washington Street East

    1.1 mi · 1 min · Washington Street East

  9. 9

    Merge slight right onto Central Oregon Highway

    54.7 mi · 1 hr 42 min · Central Oregon Highway

  10. 10

    Continue on 4th Street

    1725 ft · 1 min · 4th Street

  11. 11

    Continue on Central Oregon Highway

    57.1 mi · 1 hr 47 min · Central Oregon Highway

  12. 12

    Continue on North Broadway Avenue

    695 ft · 40 sec · North Broadway Avenue

  13. 13

    Turn right onto West D Street

    86 m · 18 sec · West D Street

  14. 14

    Turn left onto North Alvord Avenue

    2240 ft · 2 min · North Alvord Avenue

  15. 15

    Turn right onto West Monroe Street

    1638 ft · 58 sec · West Monroe Street

  16. 16

    Continue on Hines Boulevard

    1 km · 1 min · Hines Boulevard

  17. 17

    Continue on Oregon Avenue

    25.8 mi · 32 min · Oregon Avenue

  18. 18

    Turn left

    37.1 mi · 43 min

  19. 19

    Turn right onto Christmas Valley Highway

    41.2 mi · 57 min · Christmas Valley Highway

  20. 20

    Turn left onto Old Lake Road

    14.8 mi · 20 min · Old Lake Road

  21. 21

    At the end of the road, turn right onto Fremont Highway

    11.3 mi · 19 min · Fremont Highway

  22. 22

    Turn left onto Bear Flat Road

    14.8 mi · 20 min · Bear Flat Road

  23. 23

    Continue on Silver Lake Road

    35.6 mi · 49 min · Silver Lake Road

  24. 24

    Turn left onto The Dalles-California Highway

    19.6 mi · 23 min · The Dalles-California Highway

  25. 25

    Take the exit slight right toward OR 422: Chiloquin, Crater Lake

    149 m · 13 sec

  26. 26

    Turn right onto Chiloquin Highway

    3 mi · 4 min · Chiloquin Highway

  27. 27

    Turn right onto Crater Lake Highway

    5.3 mi · 8 min · Crater Lake Highway

  28. 28

    Turn left onto Loosley Road

    1.5 mi · 3 min · Loosley Road

  29. 29

    Turn right onto Weed Road East

    2630 ft · 58 sec · Weed Road East

  30. 30

    Turn left onto Sevenmile Road

    4.7 mi · 6 min · Sevenmile Road

  31. 31

    Continue on Westside Road

    14.9 mi · 20 min · Westside Road

  32. 32

    Continue on West Side Road

    1.3 mi · 2 min · West Side Road

  33. 33

    Continue on Westside Road

    2680 ft · 44 sec · Westside Road

  34. 34

    At the end of the road, turn right onto Falls Highway

    11.4 mi · 15 min · Falls Highway

  35. 35

    Continue on Lake of the Woods Highway

    29.9 mi · 34 min · Lake of the Woods Highway

  36. 36

    Keep slight right to continue on Lake of the Woods Highway

    1.1 km · 45 sec · Lake of the Woods Highway

  37. 37

    Enter the roundabout and take exit 2 toward Lake of the Woods Highway

    33 m · 1 sec · Lake of the Woods Highway

  38. 38

    Exit the roundabout onto Lake of the Woods Highway

    1.7 mi · 2 min · Lake of the Woods Highway

  39. 39

    Continue on Leigh Way

    1154 ft · 21 sec · Leigh Way

  40. 40

    At the end of the road, turn right onto Agate Road

    1465 ft · 32 sec · Agate Road

  41. 41

    Turn left onto Antelope Road

    1.5 mi · 2 min · Antelope Road

  42. 42

    Turn right onto Table Rock Road

    2870 ft · 57 sec · Table Rock Road

  43. 43

    Turn left onto Kirtland Road

    4 mi · 6 min · Kirtland Road

  44. 44

    Continue on Blackwell Road

    1.2 mi · 2 min · Blackwell Road

  45. 45

    Take the ramp slight right toward Rouge Valley Highway #63 - Roadway #2

    1443 ft · 35 sec · Rouge Valley Highway #63 - Roadway #2

  46. 46

    Merge slight left onto Purple Heart Trail

    19.6 mi · 23 min · Purple Heart Trail

  47. 47

    Take the exit slight right toward US 199: Redwood Highway, Ocean Beaches, Crescent City

    1356 ft · 29 sec · Highway #001CP - East Grants Pass Connection #1

  48. 48

    Continue on Grants Pass Parkway

    1 mi · 2 min · Grants Pass Parkway

  49. 49

    Turn right onto Northeast F Street

    787 ft · 21 sec · Northeast F Street

  50. 50

    Continue on Northeast E Street

    2779 ft · 1 min · Northeast E Street

  51. 51

    Turn left onto Northeast 9th Street

    718 ft · 25 sec · Northeast 9th Street

  52. 52

    Turn right onto Southeast G Street

    1086 ft · 41 sec · Southeast G Street

  53. 53

    Continue on Southwest G Street

    733 ft · 28 sec · Southwest G Street

  54. 54

    Turn left onto Southwest 4th Street

    86 m · 10 sec · Southwest 4th Street

  55. 55

    Turn right onto Southwest H Street

    60 m · 9 sec · Southwest H Street

  56. 56

    Arrive at your destination

    0 m · 1 sec · Southwest H Street

Car Route Details

A richer read on the saved driving route between Ontario and Grants Pass.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
56 steps
32 turns on the saved route
Ramps & Exits
9
2 merges, 7 ramps or exits
Navigation Density
12.4 / 100 mi
Decision points by distance
Main Roads
Central Oregon Highway
123 mi · 27%
Christmas Valley Highway
41.2 mi · 9%
Silver Lake Road
35.6 mi · 8%
Lake of the Woods Highway
32.3 mi · 7%
Oregon Avenue
25.8 mi · 6%
The Dalles-California Highway
19.6 mi · 4%
Longest Stretch

Central Oregon Highway

Continue on Central Oregon Highway

57.1 mi · 01h 47m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
08h 27m
Overnight route
Same-Day Return
16h 54m
Round-trip wheel time
Road vs Air
+111.6 mi
338.7 mi direct line
Halfway Stop
Paisley
04h 13m from Ontario
Leave By
7:06 PM MDT
Overnight-style route
Weather Watch

Mostly Sunny leaving Ontario and Showers And Thunderstorms Likely near Grants Pass.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Ontario to Grants Pass?

The road trip is about 450.3 miles (724.7 km) and usually takes 08h 27m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Paisley is a useful midpoint, sitting about 218 miles from Ontario and 232.2 miles from Grants Pass.

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

The direct path is about 338.7 miles (545.1 km), while the road route adds roughly 111.6 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 7:30 AM MDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $78.67 one way or $157.34 round trip. Estimated CO2 is about 141.2 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Ontario and Grants Pass, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Ontario and Showers And Thunderstorms Likely near Grants Pass.

Stop Ideas Near Paisley

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

Mid-route Guidance
Local place coverage is thin around Paisley, 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 Paisley.

RAIL

Klamath Falls station

113 mi away
1600 Oak Ave.
RAIL

Chemult

116 mi away
Palmer/Kranz Street and Depot Street
BUS

Klamath Falls, OR

119 mi away
5500 Running Y Road

Flight Path Map

This map shows the direct air route between Ontario and Grants Pass. Straight-line distance: 338.68 mi (545.05 km).

Ontario

#1 Ontario

City in Oregon, USA

Population11,140
Coordinates44.0265500, -116.9629400
Altitude656
CountryUnited States
Grants Pass

#2 Grants Pass

City in Oregon, USA

Population38,416
Coordinates42.4393300, -123.3306700
Altitude288
CountryUnited States
Start: South Oregon Street (-116.963001, 44.026561)
End: Southwest H Street (-123.330728, 42.439232)

Estimated Travel Time

Distance: 725 km by road

SpeedTime
30 mph (48.3 km/h)15h 00m
40 mph (64.37 km/h)11h 15m
50 mph (80.47 km/h)09h 00m
60 mph (96.56 km/h)07h 30m
70 mph (112.65 km/h)06h 25m
80 mph (129 km/h)05h 37m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.89 gal
60.15 L · about $78.67
Round trip
$157.34
31.78 gal · 120.3 L
Estimated CO2
141.2 kg one way
Round trip: 282.4 kg / 623 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $4.95 $78.67 $157.34
Mid-grade $5.34 $84.82 $169.64
Premium $5.57 $88.44 $176.89
Diesel $6.37 $101.16 $202.31

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 Oregon · May 28, 2026

Please keep in mind that there is a 1 hour time gap between Ontario, OR and Grants Pass, OR. The current time in Ontario is 13:21:56, although it is 12:21:56 in Grants Pass.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

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