Cheap flights from IAD to LAS (Washington Dulles Intl. to Harry Reid Intl.)

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Cheap Flights from IAD to LAS starting at $45 One Way, $89 Round Trip

Prices starting at $89 for return flights and $45 for one-way flights to Harry Reid Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 25 - Thu, Aug 27
IAD
Washington
LAS
Las Vegas
$89 Roundtrip, found 23 hours ago
$89
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Washington to Las Vegas, returning Thu, Aug 27, priced at $89 found 23 hours ago
Thu, Aug 13 - Thu, Aug 20
IAD
Washington
LAS
Las Vegas
$93 Roundtrip, found 5 hours ago
$93
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Thu, Aug 13 from Washington to Las Vegas, returning Thu, Aug 20, priced at $93 found 5 hours ago
Mon, Aug 10 - Tue, Aug 18
IAD
Washington
LAS
Las Vegas
$109 Roundtrip, found 5 days ago
$109
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Aug 10 from Washington to Las Vegas, returning Tue, Aug 18, priced at $109 found 5 days ago
Mon, Aug 17 - Tue, Aug 25
IAD
Washington
LAS
Las Vegas
$158 Roundtrip, found 5 days ago
$158
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Aug 17 from Washington to Las Vegas, returning Tue, Aug 25, priced at $158 found 5 days ago
Tue, Aug 25 - Thu, Aug 27
IAD
Washington
LAS
Las Vegas
$159 Roundtrip, found 23 hours ago
$159
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Tue, Aug 25 from Washington to Las Vegas, returning Thu, Aug 27, priced at $159 found 23 hours ago

Hotel Ideas near Harry Reid Intl.

Airport Hotels near Harry Reid Intl.

Luxor Hotel and Casino

Luxor Hotel and Casino

3.5 out of 5
3900 S. Las Vegas Blvd Las Vegas NV
$53 nightly
The price is $60 total per night from Aug 16 to Aug 17
$60 total
Aug 16 - Aug 17
Total with taxes and fees
Book a stay at this spa resort in Las Vegas. Enjoy an outdoor pool, a full-service spa, and 10 restaurants. Our guests praise the breakfast and the restaurant ...
Luxor Hotel and Casino
Excalibur Hotel & Casino

Excalibur Hotel & Casino

3.5 out of 5
3850 Las Vegas Blvd S Las Vegas NV
$51 nightly
The price is $57 total per night from Jul 30 to Jul 31
$57 total
Jul 30 - Jul 31
Total with taxes and fees
Book a stay at this business-friendly resort in Las Vegas. Enjoy an outdoor pool, 16 restaurants, and a casino. Our guests praise the restaurant and the helpful ...
8/10 Very Good! (44,869 reviews)
"No hotel lobby. Self check only. Most of the machines don't work. Then you have to make your own key cards.... they had to "resend" my keycard info to my email 3 times before it would finally show up and work. And the girls were rude. I'm an American who lived in Vegas for 3 years. For this trip, ..."

Reviewed on Jul 16, 2026

Excalibur Hotel & Casino
Mandalay Bay Resort And Casino

Mandalay Bay Resort And Casino

4.5 out of 5
3950 Las Vegas Blvd S Las Vegas NV
$95 nightly
The price is $107 total per night from Jul 30 to Jul 31
$107 total
Jul 30 - Jul 31
Total with taxes and fees
Book a stay at this luxury resort in Las Vegas. Enjoy 3 outdoor pools, a full-service spa, and 18 restaurants. Our guests praise the pool and the restaurant ...
Mandalay Bay Resort And Casino
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In Las Vegas

The Venetian Resort Las Vegas

The Venetian Resort Las Vegas

5 out of 5
3355 Las Vegas Blvd S Las Vegas NV
$182 nightly
The price is $207 total per night from Jul 19 to Jul 20
$207 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this luxury resort in Las Vegas. Enjoy 4 outdoor pools, a full-service spa, and 20 restaurants. Our guests praise the breakfast and the pool in ...
9.2/10 Wonderful! (17,747 reviews)
"Luxury at an affordable price. Property and Suite were beautiful. Convenient access to the Sphere. AZ temperature was very hot but amenities was well cooled and water access was readily available."

Reviewed on Jul 16, 2026

The Venetian Resort Las Vegas
Fontainebleau Las Vegas, MICHELIN Key Award Hotel

Fontainebleau Las Vegas, MICHELIN Key Award Hotel

5 out of 5
2777 South Las Vegas Boulevard Las Vegas NV
$207 nightly
The price is $235 total per night from Jul 30 to Jul 31
$235 total
Jul 30 - Jul 31
Total with taxes and fees
Book a stay at this luxury resort in Las Vegas. Enjoy free WiFi, 6 outdoor pools, and a full-service spa. Our guests praise the pool and the helpful staff in ...
Fontainebleau Las Vegas, MICHELIN Key Award Hotel
Treasure Island - TI Las Vegas Hotel & Casino

Treasure Island - TI Las Vegas Hotel & Casino

4 out of 5
3300 Las Vegas Blvd S Las Vegas NV
$78 nightly
The price is $88 total per night from Jul 19 to Jul 20
$88 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this spa resort in Las Vegas. Enjoy free parking, an outdoor pool, and a full-service spa. Our guests praise the breakfast and the pool in our ...
8.4/10 Very Good! (34,852 reviews)
"Free parking, good location, very helpful staff. I would definitely stay here again."

Reviewed on Jul 16, 2026

Treasure Island - TI Las Vegas Hotel & Casino
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Las Vegas Hotels With Airport Transportation

Silver Sevens Hotel and Casino, a Wyndham Garden

Silver Sevens Hotel and Casino, a Wyndham Garden

3 out of 5
4100 Paradise Rd Las Vegas NV
$50 nightly
The price is $57 total per night from Jul 19 to Jul 20
$57 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this business-friendly hotel in Las Vegas. Enjoy free parking, a casino, and 2 bars/lounges. Our guests praise the helpful staff and the convenient ...
7.2/10 Good! (5,323 reviews)
"The walls are thin and not a great place to get sleep"

Reviewed on Jul 16, 2026

Silver Sevens Hotel and Casino, a Wyndham Garden
South Point Hotel, Casino, and Spa

South Point Hotel, Casino, and Spa

3.5 out of 5
9777 Las Vegas Blvd S Las Vegas NV
$104 nightly
The price is $118 total per night from Jul 19 to Jul 20
$118 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this family-friendly resort in Las Vegas. Enjoy free parking, 11 restaurants, and a casino. Our guests praise the breakfast and the pool in our ...
9.2/10 Wonderful! (7,695 reviews)
"More variety on food at the cafe"

Reviewed on Jul 16, 2026

South Point Hotel, Casino, and Spa
Days Inn by Wyndham Las Vegas Airport Near the Strip

Days Inn by Wyndham Las Vegas Airport Near the Strip

2 out of 5
5075 Koval Ln Las Vegas NV
$75 nightly
The price is $85 total per night from Jul 27 to Jul 28
$85 total
Jul 27 - Jul 28
Total with taxes and fees
Book a stay at this business-friendly motel in Las Vegas. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
Days Inn by Wyndham Las Vegas Airport Near the Strip
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced Las Vegas Hotels

Circus Circus Hotel, Casino & Theme Park

Circus Circus Hotel, Casino & Theme Park

3 out of 5
2880 Las Vegas Blvd S Las Vegas NV
$54 nightly
The price is $61 total per night from Jul 19 to Jul 20
$61 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this family-friendly resort in Las Vegas. Enjoy free parking, an outdoor pool, and 5 restaurants. Our guests praise the pool and the convenient ...
Circus Circus Hotel, Casino & Theme Park
Excalibur Hotel & Casino

Excalibur Hotel & Casino

3.5 out of 5
3850 Las Vegas Blvd S Las Vegas NV
$51 nightly
The price is $57 total per night from Jul 30 to Jul 31
$57 total
Jul 30 - Jul 31
Total with taxes and fees
Book a stay at this business-friendly resort in Las Vegas. Enjoy an outdoor pool, 16 restaurants, and a casino. Our guests praise the restaurant and the helpful ...
8/10 Very Good! (44,869 reviews)
"No hotel lobby. Self check only. Most of the machines don't work. Then you have to make your own key cards.... they had to "resend" my keycard info to my email 3 times before it would finally show up and work. And the girls were rude. I'm an American who lived in Vegas for 3 years. For this trip, ..."

Reviewed on Jul 16, 2026

Excalibur Hotel & Casino
The STRAT Hotel, Casino & Tower

The STRAT Hotel, Casino & Tower

4 out of 5
2000 Las Vegas Blvd S Las Vegas NV
$63 nightly
The price is $72 total per night from Jul 21 to Jul 22
$72 total
Jul 21 - Jul 22
Total with taxes and fees
Book a stay at this golf resort in Las Vegas. Enjoy free WiFi, an outdoor pool, and 10 restaurants. Our guests praise the restaurant and the clean rooms in our ...
7.6/10 Good! (24,266 reviews)
"Staff and property are amazing it is just not very crowded, not a lot going on and they are very understaffed. Not happy that the pool closed so early due to understaffing."

Reviewed on Jul 16, 2026

The STRAT Hotel, Casino & Tower
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in Las Vegas

Circus Circus Hotel, Casino & Theme Park

Circus Circus Hotel, Casino & Theme Park

3 out of 5
2880 Las Vegas Blvd S Las Vegas NV
$54 nightly
The price is $61 total per night from Jul 19 to Jul 20
$61 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this family-friendly resort in Las Vegas. Enjoy free parking, an outdoor pool, and 5 restaurants. Our guests praise the pool and the convenient ...
Circus Circus Hotel, Casino & Theme Park
Excalibur Hotel & Casino

Excalibur Hotel & Casino

3.5 out of 5
3850 Las Vegas Blvd S Las Vegas NV
$51 nightly
The price is $57 total per night from Jul 30 to Jul 31
$57 total
Jul 30 - Jul 31
Total with taxes and fees
Book a stay at this business-friendly resort in Las Vegas. Enjoy an outdoor pool, 16 restaurants, and a casino. Our guests praise the restaurant and the helpful ...
8/10 Very Good! (44,869 reviews)
"No hotel lobby. Self check only. Most of the machines don't work. Then you have to make your own key cards.... they had to "resend" my keycard info to my email 3 times before it would finally show up and work. And the girls were rude. I'm an American who lived in Vegas for 3 years. For this trip, ..."

Reviewed on Jul 16, 2026

Excalibur Hotel & Casino
South Point Hotel, Casino, and Spa

South Point Hotel, Casino, and Spa

3.5 out of 5
9777 Las Vegas Blvd S Las Vegas NV
$104 nightly
The price is $118 total per night from Jul 19 to Jul 20
$118 total
Jul 19 - Jul 20
Total with taxes and fees
Book a stay at this family-friendly resort in Las Vegas. Enjoy free parking, 11 restaurants, and a casino. Our guests praise the breakfast and the pool in our ...
9.2/10 Wonderful! (7,695 reviews)

Families like: Kids pool, game room, bowling alley, rollaway beds

Travelers say...
"More variety on food at the cafe"

Reviewed on Jul 16, 2026

South Point Hotel, Casino, and Spa
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

IAD to LAS Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
IAD Address & GPS
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA Code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time Zone:
America/New_York
LAS Address & GPS
Address:
5757 Wayne Newton Boulevard
Las Vegas NV, 89119
United States
IATA Code:
LAS
Longitude:
-115.147599
Latitude:
36.081
Time Zone:
America/Los_Angeles

Frequently asked questions

Are there non-stop flights from Dulles Intl. Airport to Harry Reid Airport (formerly McCarran Airport)?
Whether you're setting off on an epic worldwide adventure or traveling for business-related purposes, a direct flight is the best way to go. With United Airlines you can get from Washington Dulles Intl. Airport (IAD) to Harry Reid Airport (formerly McCarran Airport) in one simple journey.
What is the shortest flight from Dulles Intl. Airport to Harry Reid Airport (formerly McCarran Airport)?
It's a considerable distance from Washington Dulles Intl. Airport (IAD) to LAS — in fact, 10 hours and 3 minutes at least. But your time in your seat doesn't have to be miserable. Be prepared and step on the plane with the basics like toiletries and a neck pillow.
How many hours flight from Washington Dulles Intl. Airport (IAD) to Harry Reid Airport (formerly McCarran Airport)?
On a normal day, the flight from IAD to Harry Reid Airport (formerly McCarran Airport) takes 10 hours and 9 minutes. If you're looking to be as comfortable as you can, consider upgrading your seat using miles or cash.
What airlines have the most flights from IAD to Harry Reid Airport (formerly McCarran Airport)?
If you're searching for a problem-free trip, consider booking your ticket with United Airlines. This air carrier advertises 136 flights per month between Washington and Las Vegas and is one of the most popular airlines servicing this route.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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