The Best Unleaded Gas Prices from Rapid City, SD to Billings, MT

Best Exit

Average Price

Highest

Entire Trip

Avg: $3.54

High: $3.80

Pilot

Exit 55 Rapid City, SD

$3.399

Sonset Station

Exit 23 Whitewood, SD

$3.399

$3.54

$3.799

South Dakota

Avg: $3.39

High: $4.05

Pilot

Exit 55 Rapid City, SD

$3.399

Sonset Station

Exit 23 Whitewood, SD

$3.399

$3.39

$4.049

Montana

Avg: $3.57

High: $4.20

Exxon

Exit 495 Hardin, MT

$3.479

$3.57

$4.199

Show Breakdown By State

Only searching fuel stations along supported Interstates, which make up 30.1% (95.8 of 318.2 miles) of this trip.

Order by: Ranking
190 I-190 Eastbound
EXIT 1C North Street – Rushmore Plaza Civic Center Rapid City, South Dakota 3rd Best Exit Exxon Left (SW) - 0.39 miles 1129 W Omaha St, Rapid City, SD 57701 $3.439 3 prices within 1 mile - Avg: $3.54
EXIT 1A,1B I-90 / US 14 / SD 79 – Gillette, Sioux Falls Rapid City, South Dakota No gas stations detected here
90 I-90 Westbound
EXIT 52 Peaceful Pines Road; Black Hawk Blackhawk, South Dakota 15th Best Exit Bjs Country Store Left (W) - 0.28 miles 7215 N Highway 79, Black Hawk, SD 57718 $3.749 1 prices within 1 mile - Avg: $3.75
EXIT 48 Stagebarn; Canyon Rd Blackhawk, South Dakota 5th Best Exit The Pit Stop Left (W) - 0.28 miles 8034 Stagestop Rd, Black Hawk, SD 57718 $3.449 >24h old 1 prices within 1 mile - Avg: $3.45
EXIT 32 Junction Ave; I-90 BUS Sturgis, South Dakota 7th Best Exit Sinclair Left (S) - 0.14 miles 2800 Junction Ave., Sturgis, SD 57785 $3.499 3 prices within 1 mile - Avg: $3.50
EXIT 30 U.S. 14 Alternate W; South Dakota 79 N; South Dakota 34 E; Lazelle Street; Deadwood-Lead Sturgis, South Dakota 7th Best Exit Yesway #1193 Right (E) - 0.13 miles 2350 Lazelle St, Sturgis, SD 57785 $3.499 3 prices within 1 mile - Avg: $3.63
EXIT 478 Fly Creek Rd Hardin, Montana No gas stations detected here
EXIT 462 Pryor Creek Road Billings, Montana No gas stations detected here
EXIT 456 I 94 Billings, Montana No gas stations detected here
EXIT 455 Johnson Ln Billings, Montana 9th Best Exit Town Pump Right (W) - 0.14 miles 2711 N Frontage Rd, Billings, MT 59101 $3.549 3 prices within 1 mile - Avg: $3.55
EXIT 450 MT-3; 27th St Billings, Montana 12th Best Exit Conoco Right (NW) - 0.26 miles 1240 S 27th St, Billings, MT 59101 $3.569 1 prices within 1 mile - Avg: $3.57
90 I-90 Westbound
EXIT 57 I 190;US 16 Rapid City, South Dakota No gas stations detected here
EXIT 55 Deadwood Ave Rapid City, South Dakota 1st Best Exit Pilot Left (SW) - 0.13 miles 2783 Deadwood Ave, Rapid City, SD 57702 $3.399 1 prices within 1 mile - Avg: $3.40
EXIT 46 Elk Creek Rd Piedmont, South Dakota 3rd Best Exit Sinclair Left (W) - 0.18 miles 15003 STURGIS ROAD, Piedmont, SD 57769 $3.439 1 prices within 1 mile - Avg: $3.44
EXIT 44 Bethlehem Rd Piedmont, South Dakota No gas stations detected here
PARKING AREA Tilford Rest Area Piedmont, South Dakota No gas stations detected here
EXIT 40 Tilford Rd Sturgis, South Dakota No gas stations detected here
EXIT 37 Pleasant Valley Rd Sturgis, South Dakota No gas stations detected here
EXIT 34 Black Hills; National Cemetery Sturgis, South Dakota No gas stations detected here
EXIT 23 S Dakota 34 W; Whitewood Whitewood, South Dakota 1st Best Exit Sonset Station Left (S) - 0.26 miles 1322 Laurel St, Whitewood, SD 57793 $3.399 2 prices within 1 mile - Avg: $3.40
EXIT 510 US 212 Crow Agency, Montana No gas stations detected here
EXIT 509 Crow Agency; Yellowtail Dam; Bighorn Canyon National Recreation Area Crow Agency, Montana 14th Best Exit Conoco Left (NW) - 0.02 miles 6959 Makawasha Avenue, Crow Agency, MT 59022 $3.669 2 prices within 1 mile - Avg: $3.68
EXIT 503 Dunmore Crow Agency, Montana No gas stations detected here
EXIT 497 I-90 BUS; Hardin 3rd St Crow Agency, Montana No gas stations detected here
EXIT 495 MT-47; City Center Hardin, Montana 6th Best Exit Exxon Left (S) - 0.34 miles 1010 N Crawford Ave, Hardin, MT 59034 $3.479 4 prices within 1 mile - Avg: $3.49
EXIT 484 Exit Hardin, Montana No gas stations detected here
REST AREA Rest Area Hardin, Montana No gas stations detected here
EXIT 452 US-87 N; Interstate 90 Business N; Lockwood; Roundup Billings, Montana 9th Best Exit Conoco Right (W) - 0.18 miles 1030 Hwy 87 E, Billings, MT 59101 $3.549 3 prices within 1 mile - Avg: $3.55
EXIT 450 MT-3; 27th St Billings, Montana 12th Best Exit Conoco Left (NW) - 0.35 miles 1240 S 27th St, Billings, MT 59101 $3.569 1 prices within 1 mile - Avg: $3.57
EXIT 452 US-87 N; Lockwood; Roundup Billings, Montana 9th Best Exit Cenex Right (SE) - 0.09 miles 151 Rosebud Ln, Billings, MT 59101 $3.549 3 prices within 1 mile - Avg: $3.55

iExit says...

If possible, try to fill up in South Dakota. On average, regular prices in South Dakota are 18 cents cheaper than Montana.

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