How does KAYAK find such low prices on flights from Washington to Las Vegas?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Las Vegas.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Las Vegas?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Las Vegas?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Las Vegas?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$44 CHEAP FLIGHTS from Washington to Las Vegas

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Flight Deals

Cheap Flights from Washington to Las Vegas

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to Las Vegas

Mon, Nov 16 - Thu, Dec 3

9:11 pm - 11:25 pmPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

2h 14mnonstop

1:39 pm - 4:08 pmLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

2h 29mnonstop

$99Allegiant Air

Mon, Nov 16 - Fri, Nov 20

9:11 pm - 11:25 pmPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

2h 14mnonstop

6:30 am - 8:56 amLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

2h 26mnonstop

$116Allegiant Air

Tue, Nov 3 - Fri, Nov 6

7:48 pm - 6:30 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

22h 42m1 stop Los Angeles

6:50 am - 9:45 amLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 55mnonstop

$160Frontier

Sun, Nov 1 - Wed, Nov 4

9:34 pm - 12:20 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 46mnonstop

8:00 am - 6:33 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

10h 33m1 stop Los Angeles

$160Frontier

Sun, Nov 1 - Thu, Nov 5

8:00 am - 11:34 amGEG Spokane-LAS Las Vegas Harry Reid Intl

3h 34m1 stop Boise Air Term. Gowen Fld

2:58 pm - 9:35 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

6h 37m1 stop San Diego

$167Alaska Airlines

Sun, Nov 1 - Thu, Nov 5

8:00 am - 11:34 amGEG Spokane-LAS Las Vegas Harry Reid Intl

3h 34m1 stop Boise Air Term. Gowen Fld

10:31 am - 9:35 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

11h 04m1 stop San Diego

$167Alaska Airlines

Mon, Dec 14 - Thu, Dec 17

9:53 pm - 12:31 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 38mnonstop

1:48 pm - 4:41 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 53mnonstop

$167Multiple Airlines

Mon, Dec 14 - Fri, Dec 18

9:53 pm - 12:31 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 38mnonstop

1:48 pm - 4:41 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 53mnonstop

$167Multiple Airlines

Fri, Feb 19 - Tue, Feb 23

6:00 am - 8:25 amGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 25mnonstop

7:55 pm - 10:15 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

2h 20mnonstop

$219Southwest

Thu, Jan 7 - Wed, Jan 13

1:35 pm - 3:55 pmGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 20mnonstop

10:00 am - 12:30 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

2h 30mnonstop

$219Southwest

Recent last minute flight deals from Washington to Las Vegas

Fri, Oct 16 - Fri, Oct 23

6:00 am - 8:33 amBLI Bellingham-LAS Las Vegas Harry Reid Intl

2h 33mnonstop

8:47 pm - 11:34 pmLAS Las Vegas Harry Reid Intl-BLI Bellingham

2h 47mnonstop

$136Allegiant Air

Mon, Oct 19 - Fri, Oct 30

8:14 pm - 10:26 pmPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

2h 12mnonstop

6:01 pm - 8:26 pmLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

2h 25mnonstop

$148Allegiant Air

Thu, Oct 15 - Sun, Oct 18

10:03 am - 2:48 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

4h 45m1 stop Ontario

3:20 pm - 8:11 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

4h 51m1 stop Ontario

$178Frontier

Tue, Oct 20 - Fri, Feb 19

4:27 pm - 8:34 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

16h 07m1 stop Denver Intl

2:19 pm - 5:18 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 59mnonstop

$233Frontier

Sun, Oct 18 - Tue, Oct 20

5:00 pm - 7:23 pmGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 23mnonstop

3:54 pm - 9:40 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

5h 46m1 stop San Diego

$245Multiple Airlines

Sun, Oct 18 - Tue, Oct 20

5:00 pm - 7:23 pmGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 23mnonstop

8:21 am - 3:44 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

7h 23m1 stop Portland

$253Multiple Airlines

Mon, Oct 19 - Thu, Oct 22

10:59 pm - 9:54 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

10h 55m1 stop Portland

8:59 pm - 11:44 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 45mnonstop

$257Alaska Airlines

Sat, Oct 17 - Sun, Nov 1

7:32 pm - 9:54 amGEG Spokane-LAS Las Vegas Harry Reid Intl

14h 22m1 stop Portland

7:46 pm - 8:41 amLAS Las Vegas Harry Reid Intl-GEG Spokane

12h 55m1 stop Portland

$326Alaska Airlines

Sat, Oct 17 - Sun, Nov 1

7:45 pm - 10:22 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 37mnonstop

6:00 am - 8:42 amLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 42mnonstop

$459Delta

Thu, Oct 15 - Wed, Oct 21

5:20 am - 9:54 amPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

4h 34m1 stop Seattle/Tacoma Intl

6:00 am - 12:02 pmLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

6h 02m1 stop Seattle/Tacoma Intl

$468Delta

Recent direct flight deals from Washington to Las Vegas

Mon, Nov 16 - Thu, Dec 3

9:11 pm - 11:25 pmPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

2h 14mnonstop

1:39 pm - 4:08 pmLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

2h 29mnonstop

$99Allegiant Air

Mon, Nov 16 - Fri, Nov 20

9:11 pm - 11:25 pmPSC Pasco Tri Cities-LAS Las Vegas Harry Reid Intl

2h 14mnonstop

6:30 am - 8:56 amLAS Las Vegas Harry Reid Intl-PSC Pasco Tri Cities

2h 26mnonstop

$116Allegiant Air

Thu, Nov 5 - Mon, Nov 9

9:13 pm - 11:59 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 46mnonstop

6:50 am - 9:45 amLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 55mnonstop

$161Frontier

Fri, Feb 26 - Sun, Feb 28

6:33 pm - 9:13 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 40mnonstop

2:19 pm - 5:18 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 59mnonstop

$161Frontier

Mon, Dec 14 - Thu, Dec 17

9:53 pm - 12:31 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 38mnonstop

1:48 pm - 4:41 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 53mnonstop

$167Multiple Airlines

Mon, Dec 14 - Fri, Dec 18

9:53 pm - 12:31 amSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 38mnonstop

1:48 pm - 4:41 pmLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 53mnonstop

$167Multiple Airlines

Fri, Feb 19 - Tue, Feb 23

6:00 am - 8:25 amGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 25mnonstop

7:55 pm - 10:15 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

2h 20mnonstop

$219Southwest

Thu, Jan 7 - Wed, Jan 13

1:35 pm - 3:55 pmGEG Spokane-LAS Las Vegas Harry Reid Intl

2h 20mnonstop

10:00 am - 12:30 pmLAS Las Vegas Harry Reid Intl-GEG Spokane

2h 30mnonstop

$219Southwest

Sat, Jan 9 - Tue, Jan 12

7:03 am - 9:39 amPAE Everett Paine Field-LAS Las Vegas Harry Reid Intl

2h 36mnonstop

10:35 am - 1:24 pmLAS Las Vegas Harry Reid Intl-PAE Everett Paine Field

2h 49mnonstop

$230Alaska Airlines

Mon, Feb 22 - Thu, Feb 25

2:00 pm - 4:45 pmSEA Seattle/Tacoma Intl-LAS Las Vegas Harry Reid Intl

2h 45mnonstop

6:00 am - 8:47 amLAS Las Vegas Harry Reid Intl-SEA Seattle/Tacoma Intl

2h 47mnonstop

$230Alaska Airlines

Useful Info

Low season	September
High season	April
Cheapest flight	$44

Best time to beat the crowds but there is an average 4% increase in price.

Most popular time to fly with an average 1% increase in price.

Flight from Spokane to Las Vegas

Christopher RyanFlew with Alaska Airlines-Aug 2026

Be ready for the heat, wear comfortable clothing

AndrewFlew with Alaska Airlines-Apr 2026

If you are using ride share (uber, lyft) start the process right away as the wait can be long.

Verified travelerFlew with Frontier-Aug 2024

Get there very early. The Seattle airport is nuts! I got there three hours early and barely made my flight!

Verified travelerFlew with Alaska Airlines-Apr 2024

Always come early so you don’t experience waiting times

How does KAYAK find such low prices on flights from Washington to Las Vegas?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Las Vegas.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Las Vegas?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Las Vegas?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Las Vegas?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.