Best Flights starting from $88
from$88economy
Ontario (ONT)
Sun, May 24
Roundtrip
Las Vegas (LAS)
Tue, May 26
from$88economy
Ontario (ONT)
Tue, May 26
Roundtrip
Las Vegas (LAS)
Thu, May 28
from$88economy
Ontario (ONT)
Wed, May 27
Roundtrip
Las Vegas (LAS)
Fri, May 29
from$111economy
Ontario (ONT)
Mon, May 25
Roundtrip
Las Vegas (LAS)
Wed, May 27
from$135economy
Ontario (ONT)
Thu, May 28
Roundtrip
Las Vegas (LAS)
Sat, May 30
from$182economy
Ontario (ONT)
Fri, May 29
Roundtrip
Las Vegas (LAS)
Sun, May 31
from$229economy
Ontario (ONT)
Sat, May 23
Roundtrip
Las Vegas (LAS)
Mon, May 25
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Other Options for This Route
Other Destinations
Ontario (ONT) to Las Vegas (Any) in May from $29
From $29
Ontario (ONT) to Denver (DEN) in May from $88
From $88
Ontario (ONT) to Las Vegas (Any) in May from $88
From $88
Ontario (ONT) to Orlando (Any) in May from $160
From $160
Ontario (ONT) to Washington, D.C. (DCA) in May from $220
From $220
Ontario (ONT) to Orlando (MCO) in May from $221
From $221
Flights from Other Cities
Los Angeles (LAX) to Las Vegas (LAS) in May from $28
From $28
Atlanta (ATL) to Las Vegas (LAS) in May from $54
From $54
New York (JFK) to Las Vegas (LAS) in May from $54
From $54
San Diego (SAN) to Las Vegas (LAS) in May from $56
From $56
Denver (Any) to Las Vegas (LAS) in May from $61
From $61
Denver (DEN) to Las Vegas (LAS) in May from $62
From $62
✈️ Flight Guide: Ontario (ONT) → Las Vegas (LAS)
Complete travel information for your May journey
Departing from Ontario (ONT) FAQs
To find the cheapest economy fares from Harry Reid International Airport (LAS), search flexible dates across multiple booking engines and set price alerts on Google Flights, Skyscanner, or Kayak. Consider flying midweek or red-eye flights and booking 1–3 months in advance for domestic trips and 2–6 months for international travel. Combine airport flexibility with low-cost carriers to maximize savings.
Harry Reid International Airport (LAS) offers frequent service to major hubs and popular destinations including Los Angeles (LAX), San Francisco (SFO), Phoenix (PHX), Denver (DEN), Salt Lake City (SLC), Seattle (SEA), and New York City (JFK/LGA). These connections make LAS a strong launch point for both domestic and international travel with many nonstop and one-stop options.
Ground transportation at Harry Reid International Airport (LAS) ranges from economical public transit and shared shuttles to ride-hailing and rental cars. The RTC Transit and shuttle services offer budget-friendly options to the Las Vegas Strip and downtown, while ride-shares provide convenience for door-to-door travel. Book shuttles or prepay parking/rental services to lock in lower rates during peak events.
In March and October, major trade shows, conferences, and entertainment events can sharply increase demand and fares from Harry Reid International Airport (LAS). Book earlier than usual for those months, consider flying on weekdays, and use fare alerts to spot dips. If flexible, shift travel by one week to find lower economy fares.
Luggage allowances depend on your airline and fare class; many basic economy fares limit or charge for checked bags and have stricter carry-on rules. Check the airline's baggage policy before packing and consider prepaying checked bags to save money. Keep essential items and travel documents in your carry-on to avoid delays at Harry Reid International Airport (LAS).
To reduce waiting time at Harry Reid International Airport (LAS) during peak summer travel, arrive early (90–120 minutes for domestic and 2–3 hours for international), use TSA PreCheck or CLEAR if available, and check in online. Download the airline app for gate changes and boarding updates, and choose early morning flights to avoid long afternoon security queues.
Arriving at Las Vegas (LAS) FAQs
Cheapest Economy Fare (ECONOMY) often includes strict rules: limited or no seat selection, additional fees for checked baggage, and non-refundable tickets with change fees. Always review the fare conditions during booking and consider upgrading if you need flexibility or included baggage.
Upgrades from Cheapest Economy Fare (ECONOMY) depend on airline policy; options include paid seat selection, buy-up to a standard economy or premium economy, or bidding for upgrades where available. Check the airline app for last-minute offers at reduced costs, and arrive early to ask the gate agent about upgrade availability.
Travelers booking the Cheapest Economy Fare (ECONOMY) frequently fly to major hubs and tourist centers like Los Angeles (LAX), San Francisco (SFO), New York City (JFK/LGA), Phoenix (PHX), Denver (DEN), and Seattle (SEA). These routes often have multiple carriers competing, increasing the chance of low economy fares.
In July and December, Cheapest Economy Fare (ECONOMY) availability decreases due to peak summer and holiday travel; fares rise and ancillary fees may be higher. Book at least 2–3 months ahead for December holidays and secure early July travel to avoid last-minute price surges. Flexibility on dates and airports can still net savings.
On many domestic Cheapest Economy Fare (ECONOMY) tickets, a carry-on or personal item may be permitted while checked baggage incurs a fee. Fees vary by carrier and route; review baggage policies when booking and prepay checked bags online to save compared to airport rates.
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Events & Festivals — How Las Vegas Events Impact Economy Fares from LAS
Significant events that affect fares at Harry Reid International Airport (LAS) include CES (January), NAB Show (April), Electric Daisy Carnival (May), Formula 1 Las Vegas Grand Prix (November), and major boxing or music residencies. During these events, Cheapest Economy Fare (ECONOMY) seats sell quickly and prices spike. To avoid inflated fares, travel outside event dates, arrive/depart on non-peak days, or use secondary airports and ground transportation. Always check the LVCVA event calendar when booking LAS travel.
Best Time to Fly — Cheapest Economy Fare (ECONOMY) from LAS
The best time to fly for cheapest economy fares from Harry Reid International Airport (LAS) is during shoulder seasons (September–November, January–March) and on midweek days (Tuesday–Thursday). For domestic travel, book 1–3 months in advance; for international routes, aim for 2–6 months out. Red-eye and early-morning departures often yield lower prices. Use fare alerts and set flexible date searches to capture sales.
Direct vs Connecting Flights — Cost & Convenience from LAS
Nonstop flights from Harry Reid International Airport (LAS) deliver convenience and shorter travel time but are often priced higher than connecting itineraries. Connecting flights can provide substantial savings in the Cheapest Economy Fare (ECONOMY) category, especially through big hubs like Phoenix (PHX), Denver (DEN), or Los Angeles (LAX). However, be mindful of layover length (allow at least 90 minutes domestic-to-domestic, 2+ hours for international) and baggage transfer policies. If cost is the priority, search for well-timed one-stop routings and ensure the connection is on a single ticket to protect your itinerary.
Airline Comparison — Best Options for Cheapest Economy Fare (ECONOMY) from LAS
Low-cost carriers (Spirit, Frontier) generally offer the lowest base fares from Harry Reid International Airport (LAS) for the Cheapest Economy Fare (ECONOMY) but add fees for seats, bags, and priority boarding. Southwest provides two free checked bags in many fares and frequent sales, making it a strong mid-budget option. Legacy carriers (Delta, United, American) offer more flexible ticketing, wider route networks, and included amenities on some fare classes. For cheapest total price, compare base fare plus typical ancillary costs; for comfort and fewer surprises, consider a mainline economy fare that includes at least one checked bag and seat selection.
Seasonal Travel Tips — Optimize Economy Travel from LAS
Summer (June–August): Book early for the Cheapest Economy Fare (ECONOMY) and choose early flights to beat airport heat and crowds. Fall (September–November): Shoulder season offers better deals and comfortable travel conditions; aim for midweek travel. Winter (December–February): Expect holiday surges but find deals in early January; consider flexible dates. Spring (March–May): Watch for spring break spikes — avoid peak weeks and use flexible-date searches. Packing tip: travel light to avoid checked bag fees that often negate low base fares. For best results, combine seasonal awareness with fare alerts and flexible routing from Harry Reid International Airport (LAS).
Flight Time & Schedules — Harry Reid International Airport (LAS) Connections
Typical nonstop flight times from Harry Reid International Airport (LAS) to key destinations: Los Angeles (LAX) ~1h 10m, San Francisco (SFO) ~1h 30m, Phoenix (PHX) ~1h 15m, Denver (DEN) ~1h 45m, Seattle (SEA) ~2h 25m, New York City (JFK/LGA) ~4h 25m. Schedules are dense on major routes with multiple daily departures; for cheapest economy fares, look at early morning or late-night departures which may be less expensive. For one-stop international travel, build 90–150 minutes minimum for domestic-to-international connections at LAS to ensure baggage transfer and re-clearance. Use airline apps to monitor real-time changes and gate updates.
Cheap Flights — LAS to Cheapest Economy Fare (ECONOMY) Strategies
To score cheap flights from Harry Reid International Airport (LAS) using the Cheapest Economy Fare (ECONOMY), search flexible dates and nearby airports, use fare alerts, and compare legacy carriers with low-cost airlines. Primary tactics include booking midweek departures, flying red-eye or early morning flights, and using incognito mode to avoid perceived price inflation. Secondary tips: join loyalty programs for sale notifications, consider one-stop itineraries through major hubs to reduce costs, and bundle hotel or rental car deals when available. Start comparing prices now and set multiple alerts to catch fare drops.