How far is Eagle, CO from Longmont, CO?

The driving distance from Eagle, CO to Longmont, CO is about 159.6 miles (256.9 km), with a travel time of about 02h 44m by car.

  • The straight-line flight distance is about 98.1 miles (157.9 km).
  • For a round trip, plan for roughly 05h 29m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM MDT.
Trip Tools

Reverse, save, or send this route

This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
159.63 mi
02h 44m
Flight
98.11 mi
157.89 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Eagle.

Flight Distance

Direct air line
98.11 mi
Kilometers
157.89 km
Flight Time
00h 11m

Driving Distance

Road route
159.63 mi
Kilometers
256.9 km
Drive Time
02h 44m

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 02h 44m.

Arrival Snapshot
Arrive in Longmont
Wed, Apr 15, 7:35 AM MDT
Return by in Eagle
Wed, Apr 15, 10:20 AM MDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Eagle
2026-04-15T04:51
Arrive Longmont
Wed, Apr 15, 7:35 AM MDT
Route Timing
02h 44m
One way by road
Best Departure Window
8:00 AM to 10:00 AM MDT
Aim for a morning departure
Arrive between
10:45 AM to 12:45 PM MDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:00 PM MDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Eagle
9:30 PM MDT
Morning start is best

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
Silver Plume
CO

Human settlement in Clear Creek County, Colorado, United States of America

From Eagle
75.6 mi
01h 22m
To Longmont
84 mi
01h 22m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
57°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 15 6:00 AM MDT
Wind
0 to 20 mph WSW
Destination
66°F
Wednesday

Mostly Sunny then Slight Chance Rain Showers

Starts
Wed, Apr 15 6:00 AM MDT
Wind
3 to 10 mph W

Driving Route Map

The map below follows the saved road route between Eagle and Longmont.

Turn-by-Turn Driving Directions

Step-by-step road directions between Eagle and Longmont.

  1. 1

    Start on West 2nd Street

    41 m · 11 sec · West 2nd Street

  2. 2

    Turn right onto Grand Avenue

    1238 ft · 21 sec · Grand Avenue

  3. 3

    Enter the roundabout and take exit 3 toward Eby Creek Road

    57 m · 4 sec · Eby Creek Road

  4. 4

    Exit the roundabout onto Eby Creek Road

    884 ft · 18 sec · Eby Creek Road

  5. 5

    Enter the roundabout and take exit 2 toward Eby Creek Road

    33 m · 6 sec · Eby Creek Road

  6. 6

    Exit the roundabout onto Eby Creek Road

    52 m · 3 sec · Eby Creek Road

  7. 7

    Take the ramp straight

    1416 ft · 35 sec

  8. 8

    Merge slight left onto Gerald R. Ford Memorial Highway

    122.2 mi · 2 hr 22 min · Gerald R. Ford Memorial Highway

  9. 9

    Keep slight left to continue on Heartland Expressway

    1.3 mi · 2 min · Heartland Expressway

  10. 10

    Take the exit slight right toward CO 95: Sheridan Boulevard

    1606 ft · 40 sec

  11. 11

    Turn left onto Sheridan Boulevard

    4.6 mi · 8 min · Sheridan Boulevard

  12. 12

    Turn left onto US 36 West: Boulder

    1765 ft · 37 sec

  13. 13

    Keep slight left to continue on US 36 West

    876 ft · 23 sec

  14. 14

    Merge slight left onto Denver–Boulder Turnpike

    1.5 km · 1 min · Denver–Boulder Turnpike

  15. 15

    Keep slight right to continue on Denver–Boulder Turnpike

    1.9 mi · 2 min · Denver–Boulder Turnpike

  16. 16

    Keep slight right to continue on Denver–Boulder Turnpike

    1.2 km · 52 sec · Denver–Boulder Turnpike

  17. 17

    Take the exit slight right toward CO 121: Wadsworth Parkway

    1951 ft · 42 sec

  18. 18

    Turn right

    1257 ft · 30 sec

  19. 19

    Continue straight

    5.7 mi · 8 min

  20. 20

    Continue straight

    1106 ft · 19 sec

  21. 21

    Continue straight

    11.5 mi · 16 min

  22. 22

    Turn right onto 5th Avenue

    109 m · 20 sec · 5th Avenue

  23. 23

    Turn right onto Kimbark Street

    52 m · 9 sec · Kimbark Street

  24. 24

    Turn right

    57 m · 16 sec

  25. 25

    Turn right

    33 m · 8 sec

  26. 26

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Eagle and Longmont.

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
26 steps
15 turns on the saved route
Ramps & Exits
9
2 merges, 7 ramps or exits
Navigation Density
16.3 / 100 mi
Decision points by distance
Main Roads
Gerald R. Ford Memorial Highway
122 mi · 77%
CO 121
17.7 mi · 11%
Sheridan Boulevard
4.56 mi · 3%
Denver–Boulder Turnpike
3.57 mi · 2%
Heartland Expressway
1.32 mi · 1%
Eby Creek Road
0.52 mi
Longest Stretch

Gerald R. Ford Memorial Highway

Merge slight left onto Gerald R. Ford Memorial Highway

122 mi · 02h 22m

Route Summary

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

Trip Read

A comfortable day-trip route

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

Drive Time
02h 44m
Day trip friendly
Same-Day Return
05h 30m
Round-trip wheel time
Road vs Air
+61.5 mi
98.1 mi direct line
Halfway Stop
Silver Plume
01h 22m from Eagle
Leave By
1:00 PM MDT
Morning start is best
Weather Watch

Mostly Sunny leaving Eagle and Mostly Sunny then Slight Chance Rain Showers near Longmont.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Eagle to Longmont?

The road trip is about 159.6 miles (256.9 km) and usually takes 02h 44m in normal driving conditions.

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

This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.

What is the halfway point on this route?

Silver Plume is a useful midpoint, sitting about 75.6 miles from Eagle and 84 miles from Longmont.

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

The direct path is about 98.1 miles (157.9 km), while the road route adds roughly 61.5 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 8:00 AM to 10:00 AM MDT. If you want a more comfortable same-day return, try to leave by 1:00 PM MDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $20.82 one way or $41.64 round trip. Estimated CO2 is about 50 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Eagle and Mostly Sunny then Slight Chance Rain Showers near Longmont.

Stop Ideas Near Silver Plume

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

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

RAIL

Fraser – Winter Park

29 mi away
205 Fraser Avenue
BUS

Frisco, Colorado

34 mi away
1010 Meadow Drive
BUS

Pine Junction, CO

38 mi away
76 Mount Evans Boulevard
RAIL

Granby

47 mi away
438 Railroad Avenue

Flight Path Map

This map shows the direct air route between Eagle and Longmont. Straight-line distance: 98.11 mi (157.89 km).

Eagle

#1 Eagle

Human settlement in Eagle County, Colorado, United States of America

Population6,911
Coordinates39.6552600, -106.8286500
Altitude2012
CountryUnited States
Longmont

#2 Longmont

The most populous city in Boulder County, Colorado.

Population98,445
Coordinates40.1672100, -105.1019300
Altitude1519
CountryUnited States
Start: West 2nd Street (-106.828649, 39.655235)
End: (-105.101861, 40.16721)

Estimated Travel Time

Distance: 257 km by road

SpeedTime
30 mph (48.3 km/h)05h 19m
40 mph (64.37 km/h)03h 59m
50 mph (80.47 km/h)03h 11m
60 mph (96.56 km/h)02h 39m
70 mph (112.65 km/h)02h 16m
80 mph (129 km/h)01h 59m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.63 gal
21.32 L · about $20.82
Round trip
$41.64
11.26 gal · 42.64 L
Estimated CO2
50 kg one way
Round trip: 100.1 kg / 221 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.70 $20.82 $41.64
Mid-grade $4.08 $22.99 $45.99
Premium $4.39 $24.72 $49.44
Diesel $4.74 $26.67 $53.34

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 Colorado · Apr 15, 2026

There is no time difference between Eagle and Longmont. The current time is 04:51:10.

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.