$114 Cheap Delta flights Houston (IAH) to Las Vegas (LAS)

View $114 flight on Wed, Oct 22, 2025Opens in a new window

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$114 Cheap Delta flights Houston (IAH) to Las Vegas (LAS)

Prices were available within the past 7 days and start at $114 for one-way flights and $221 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Sep 13 - Sun, Sep 14
IAH
Houston
LAS
Las Vegas
$221 Roundtrip, found 2 hours ago
$221
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Sep 13 from Houston to Las Vegas, returning Sun, Sep 14, priced at $221 found 2 hours ago
Flights from Houston (IAH) to Las Vegas (LAS)
Origin airport
George Bush Intercontinental
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Spirit Airlines, United
Popular airline
Frontier Airlines
Distance
1219 mi
Average flight time
1 hour 15 mins

Frequently asked questions

How much is a Delta Air Lines flight from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS)?
Use the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines round-trip flights from $221 from IAH to LAS. Affordable one-way fares from $114 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAH to LAS with Delta Air Lines?
January is one of the least expensive months to travel to Las Vegas with Delta Air Lines. You could also find excellent prices on return and one-way tickets in June.
What is the cheapest time to book flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS) with Delta Air Lines?
Start searching one to three months ahead of your travel date to score cheaper fares on Delta Air Lines flights from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS)?
Fill in your dates, hit search and select "Nonstop" on Expedia to find any direct flights from IAH to LAS with Delta Air Lines or other carriers.
What is the earliest Delta Air Lines flight from IAH to LAS?
Search Delta Air Lines's earliest flights from IAH to LAS by checking the "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Las Vegas?
Harry Reid Intl. Airport (LAS) is the primary Las Vegas hub for Delta Air Lines flights from George Bush Intercontinental Airport (IAH).
Why fly with Delta Air Lines from IAH to LAS?
Traveling from IAH to LAS with Delta Air Lines comes with a host of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from George Bush Intercontinental Airport (IAH) to Harry Reid Intl. Airport (LAS)?
It's usually possible to modify or cancel your flight, although there may be additional fees if your booking was made over 24 hours ago. Want to keep your options open? Use Expedia's "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you have to revise your plans. To modify your booking, visit "Trips," select your flight and click on "Manage Booking" for more information.

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*Available to One Key members.