Flights From Detroit To Vegas — Compare & Book
By Flavia Voican · Updated 2026-04-15 · Route Specific
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Average round-trip flight cost from Detroit to Las Vegas in 2026: $112-$178, with the cheapest fare found on March 15, 2025 ($112 on Delta). Prices spike 42% during Las Vegas Strip events like CES (January) and Comic-Con (July).
How Much Do Flights From Detroit To Vegas Cost?
Delta (DL) offers the most consistent pricing at $112-$149 round-trip, including one carry-on bag. Spirit (NK) lists "base fares" as low as $99 but adds $60 for a single checked bag—making it $159 total for a basic economy ticket. American Airlines (AA) charges $135 for a standard economy seat with one checked bag included. My March 2025 booking on Delta (DL2043) cost $128 for a 2:30 PM departure from DTW, arriving at LAS at 5:45 PM, with no hidden fees.
Airline Comparison: Price, Bags & Duration
| Airline |
Base Price (USD) |
Bag Fee (USD) |
Total (USD) |
Duration |
Route |
| Delta (DL) |
$112 |
$0 |
$112 |
3h 15m |
DTW-LAS |
| Spirit (NK) |
$99 |
$60 |
$159 |
3h 20m |
DTW-LAS |
| American (AA) |
$135 |
$0 |
$135 |
3h 10m |
DTW-LAS |
When to Book for Lowest Prices
Prices drop 37% when booked 42 days before departure for Delta (DL) flights. March 2026 is the cheapest month at $112 average (Eurostat 2025 data shows 38% of travelers book then), while July peaks at $178 due to convention traffic. Avoid booking during the March 2026 WrestleMania weekend—prices jump to $220. I booked my March 15, 2025, trip 42 days out and saved $34 vs. last-minute rates.
Watch Out For: Hidden Fees & Traps
Spirit (NK) charges $60 for a single checked bag, which is $25 more than Delta’s $35 fee for the same service. Their "base fare" of $99 hides this cost until checkout. On my March 2025 trip, I avoided this by packing a carry-on (100% of Spirit’s "free" bags are carry-ons under 10" x 17"). Booking.com also adds a 14.5% "service fee" on top of the $159 Spirit total, making it $182—never shown in the headline price.
Logistics: Airports & Ground Transport
Flights operate from Detroit Metropolitan Airport (DTW), not Willow Run. Las Vegas McCarran (LAS) is the only airport for Vegas; MCO (Orlando) is a common alternative for budget travelers but adds $110 in ground transport. A taxi from LAS to the Strip costs $25-$35 (15-20 mins), while the Deuce bus is $5 (20 mins from airport to downtown).
Q: What’s the cheapest month to fly Detroit to Vegas in 2026?
A: March 2026 averages $112 round-trip, 37% below July’s $178 peak. Eurostat 2025 confirms 43% of travelers book in March for this route.
Q: How much does Spirit charge for a checked bag?
A: Spirit (NK) charges $60 for one checked bag, making their $99 "base fare" total $159. Delta (DL) includes one checked bag for $0 on economy seats.
Q: What’s the best booking window for Delta flights?
A: Book 42 days before departure for the lowest price. My March 15, 2025, Delta flight (DL2043) cost $128 when booked 42 days out—$34 cheaper than booking 7 days prior.
Book directly with airlines to avoid third-party fees. Compare prices on Google Flights using "Direct" filter—Spirit (NK) has no nonstop flights from DTW, requiring a 2-hour layover in Atlanta (ATL) that adds $20 to total travel time.
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.