Trip from Saint Martin, MS to Gulfport, MS

Q: How long is the trip from Saint Martin, MS to Gulfport, MS?

The drive from Saint Martin, MS to Gulfport, MS covers 20.3 miles and takes about 31m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

Q: What are the main roads on this route?

The main roads are I 10, US 49, Lemoyne Boulevard. Most of the drive stays on highways, so watch for ramps and exits.

Q: Is this a good same-day trip?

This is a comfortable same-day trip.

Q: Where should I stop halfway?

The midpoint is about 10.2 miles from Saint Martin, MS. Look for rest areas, gas stations, or food options near the halfway mark.

Q: How much does gas cost for this trip?

At current regular gas prices, expect to spend about $3.07 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Q: What is the best time to leave?

Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.

Last recalculated Apr 16, 2026

Drive Time

31m

Distance

20.3 mi

33 km

Drive Score

7/10

Good drive

Same Day?

Yes, doable

Fuel Cost

$3

one way

EV Charging

Unknown

Best Time to Leave

Save up to 8 min

4 AM

0h 29m ★

6 AM

0h 32m

8 AM

0h 37m

10 AM

0h 33m

12 PM

0h 33m

3 PM

0h 34m

5 PM

0h 37m

8 PM

0h 30m

Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.

Best Time Drive vs Fly

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Trip Overview

This short 20.3-mile drive from Saint Martin to Gulfport, MS, is easily manageable in about 31 minutes, making it a perfect day trip. With a low estimated fuel cost of just $3, it's an economical option for a quick journey within the Southeast region. The route is primarily highway-focused, suggesting a straightforward travel experience. You won't need to split this drive into multiple days; you can comfortably complete it in a single, uninterrupted day. Consider this a practical and efficient way to get from point A to point B without much fuss.

Who Is This Route For?

Weekend Trip

Doable as a same-day drive at 31m. Total distance: 20.3 miles.

Family Friendly

Moderate complexity with 0 natural rest stops along the way.

Solo Traveler

31m drive, comfortable solo distance.

EV Driver

0 DC fast chargers along the route. Coverage: unknown.

First-Time Driver

Mostly highway driving (78%). Some complex stretches to watch for.

Drive Character

Expect a largely highway-focused experience on this route, with 78% of the drive taking place on major roadways like I 10 and US 49. The longest continuous stretch you'll encounter is 11.3 miles on I 10, offering a consistent pace. Lemoyne Boulevard also plays a role in connecting these two points. Given its profile, this drive is likely to feel direct and efficient, with minimal time spent on slower, more winding local roads.

Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.

There are about 13 navigation steps in the underlying route data, so the final approach matters more than the middle miles.

I 10 is the longest continuous segment at about 11.3 miles.

How Hard Is This Drive?

This is a straightforward highway drive that stays mostly on I 10 and US 49. You will hit about 10 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.1 miles in near Sundown Avenue.

Driving Effort 5/10

Moderate - straightforward overall, but long enough or busy enough to require pacing

Balances navigation complexity with total wheel time.

This drive requires moderate attention. Across 20.3 miles you will encounter 10 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

Where does it get tricky?

The main spots that need attention: at 0.1 miles (Sundown Avenue): Navigation decision point; at 0.4 miles (Lemoyne Boulevard): Navigation decision point; at 2 miles (Lamey Bridge Road): Navigation decision point.

Critical Maneuvers

5 of 10 key points

These are the spots where you need to pay the most attention. Preview them before you drive.

4

0.1 mi into trip | ~0m in | Sundown Avenue

Turn left onto Sundown Avenue

Navigation decision point

5

0.4 mi into trip | ~1m in | Lemoyne Boulevard

At end of road, turn left onto Lemoyne Boulevard

Navigation decision point

5

2 mi into trip | ~5m in | Lamey Bridge Road

At end of road, turn left onto Lamey Bridge Road

Navigation decision point

4

2.1 mi into trip | ~5m in

Turn right

Navigation decision point

5

15.5 mi into trip | ~22m in

Take the exit toward US 49 South: Gulfport, Airport

Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one

Toward US 49 South: Gulfport, Airport

Towns Mentioned on Route Signs

Based on OSRM destination-sign hints, not a full list of every settlement the road passes.

On the drive from Saint Martin, MS to Gulfport, MS, road signs begin pointing toward Airport along the way.

Airport

15.5 mi in | ~22m

Main Roads

Road	Distance	Duration
I 10	11.3 mi	12m
US 49	4.6 mi	8m
Lemoyne Boulevard	1.6 mi	3m
D'Iberville Boulevard	1.4 mi	3m
Sundown Avenue	0.3 mi	1m
Needle Street	<0.1 mi	<1m
Lamey Bridge Road	<0.1 mi	<1m
25th Avenue	<0.1 mi	<1m

Longest stretch: I 10 — 11.3 mi, about 12m

Turn-by-Turn Driving Directions

Step-by-step road directions between Saint Martin, MS and Gulfport, MS.

1

Start on Needle Street

505 ft · 27 sec · Needle Street

2

Turn left onto Sundown Avenue

0.3 mi · 1 min · Sundown Avenue

3

At end of road, turn left onto Lemoyne Boulevard

1.6 mi · 3 min · Lemoyne Boulevard

4

At end of road, turn left onto Lamey Bridge Road

426 ft · 9 sec · Lamey Bridge Road

5

Turn right

180 ft · 14 sec

6

At end of road, turn right onto D'Iberville Boulevard

1.4 mi · 3 min · D'Iberville Boulevard

7

Take the ramp

0.7 mi · 1 min

Use the left lane.

8

Merge onto I 10

11 mi · 12 min · I 10

9

Take the exit

0.2 mi · 29 sec

Toward US 49 South: Gulfport, Airport

10

Merge onto US 49

456 ft · 7 sec · US 49

11

Turn straight onto US 49

4.5 mi · 7 min · US 49

Use the left / straight / right lanes.

12

Continue on US 49

215 ft · 16 sec · 25th Avenue

13

Arrive at destination

US 49

Fuel & Cost

Regular Gas

$3.07 one way

$6.13 round trip

$3.84/gal 25.4 MPG avg 7 kg CO₂

Fuel Type	$/gal	One Way	Round Trip
midgrade	$4.21	$3.37	$6.73
premium	$4.56	$3.64	$7.29
diesel	$5.61	$4.48	$8.96

No toll roads detected on this route.

Drive Cost (one way)

Fuel

$3

Estimated CO2 emission: 7.1 kg one way. Prices: EIA weekly data, 2026-04-13.

Driving Electric?

About $2 in charging · 0 stops · 71% less CO₂

Vehicle Type	kWh	DC Fast	Home Charge
Average EV	6.1	$2.13	$0.97
Efficient EV	5.1	$1.78	$0.81
EV Truck/SUV	8.1	$2.84	$1.30

Gas CO2

7 kg

EV CO2

2 kg (71% less)

This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.

DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.

Travel Intel

Current conditions at both ends of the drive.

Forecast as of Apr 13, 2026

Origin

Saint Martin, MS

Morning in Saint Martin on Thursday

Local time

11:42 AM

CDT

Current temp

58°F

Unavailable

Live forecast

Destination

Gulfport, MS

Morning in Gulfport on Thursday

Local time

11:42 AM

CDT

Current temp

77°F

Mostly Sunny

SE 5 to 10 mph 0% chance Live forecast

Time zone

Same local time

Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.

Temperature spread

19 degrees warmer at arrival

A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.

Road read

31m on the road

The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.

Weather data from the National Weather Service. Conditions may change; check closer to your travel date.

Frequently Asked Questions

The drive from Saint Martin, MS to Gulfport, MS covers 20.3 miles and takes about 31m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.

The main roads are I 10, US 49, Lemoyne Boulevard. Most of the drive stays on highways, so watch for ramps and exits.

This is a comfortable same-day trip.

The midpoint is about 10.2 miles from Saint Martin, MS. Look for rest areas, gas stations, or food options near the halfway mark.

At current regular gas prices, expect to spend about $3.07 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.

Leave by 9 AM and you'll arrive before lunch. Even a 4 PM departure gets you there before dark in summer.

This drive requires moderate attention. Across 20.3 miles you will encounter 10 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.

The main spots that need attention: at 0.1 miles (Sundown Avenue): Navigation decision point; at 0.4 miles (Lemoyne Boulevard): Navigation decision point; at 2 miles (Lamey Bridge Road): Navigation decision point.

On the drive from Saint Martin, MS to Gulfport, MS, road signs begin pointing toward Airport along the way.

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