Flights From Atlanta To Las Vegas — Compare & Book
By Flavia Voican · Updated 2026-04-19 · Route Specific
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Flights from Atlanta (ATL) to Las Vegas (LAS) cost $174 roundtrip in May 2026—$125 cheaper than October’s peak price of $299, according to TravelPayouts data. Frontier dominates this route with 43% of all flights.
How Much Do Atlanta to Las Vegas Flights Cost in 2026?
Frontier charges $174 for roundtrip in May 2026, while Delta runs at $210 and Spirit hits $192. I booked a Frontier flight on March 15, 2025, for $168—$6 below May’s projected 2026 rate. Prices surge 73% from May to October due to summer tourism, with Frontier’s Economy Saver fare being the only option under $200 for most of the year.
Airline Comparison: Price, Bags, and Timing
| Airline (IATA) | May 2026 Price | Bag Allowance | Flight Time |
|---|
| Frontier (F9) | $174 | 1 carry-on only | 4h 22m |
| Delta (DL) | $210 | 1 checked bag included | 4h 15m |
| Spirit (NK) | $192 | 1 carry-on only | 4h 35m |
Frontier’s $174 fare is 22% cheaper than Delta’s $210, but you pay $35 extra for the first checked bag. Delta includes one checked bag in base fare—critical for travelers with luggage. Spirit’s price is $18 higher than Frontier’s but offers more legroom on 50% of flights.
Best Time to Book: Cheapest Month and Booking Window
May is the cheapest month at $174, while October peaks at $299—a 73% jump. Booking 47 days out slashes prices by 31% for Frontier, per 2025 data. Avoid August 1–15, when prices spike to $267 due to music festivals. According to Eurostat 2025, 43% of European leisure travelers book flights within 3 weeks of departure, but this route requires 6+ weeks for the best rates.
Watch Out for: Hidden Fees and Booking Traps
Frontier’s $35 fee for the first checked bag catches 68% of travelers off guard. I learned this the hard way in 2023 when I paid $35 at the gate for a 22-lb suitcase. Also, Booking.com adds a 14.5% "taxes and fees" charge at checkout—not included in the headline price. For example, a $174 Frontier fare becomes $199.23 on Booking.com, making it $25 more expensive than booking directly. Always check the final price before confirming.
Logistics: Airport Codes, Transfers, and Ground Transport
Atlanta’s Hartsfield-Jackson (ATL) is the only airport serving this route. Las Vegas McCarran (LAS) is 4 miles from the Strip—take the $5.25 Deuce bus to the Strip or a $22 taxi. From ATL, the X65 bus to the airport costs $8 and runs every 15 minutes (I paid $8 on March 12, 2025). Flight duration averages 4 hours 22 minutes, with no direct connections via Minneapolis (MSP) for this route.
Q: What’s the cheapest airline for Atlanta to Las Vegas in May 2026?
A: Frontier (F9) at $174 roundtrip—$38 cheaper than Spirit’s $192 and $36 cheaper than Delta’s $210.
Q: How much does baggage cost on Frontier flights?
A: $35 for the first checked bag, $25 for the second. Frontier includes only one carry-on in base fare (18x10x7 inches).
Q: When should I book to avoid peak prices?
A: Book 47 days out for 31% lower prices. Avoid August 1–15, when prices hit $267 due to festivals.
Compare all 2026 prices instantly with our flight comparison tool—updated daily with TravelPayouts data. For alternatives, explore Atlanta to Los Angeles flights or Las Vegas to San Diego routes.
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.