$160+ Cheap flights from Portland, ME to Las Vegas (PWM - LAS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LAS
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Portland to Las VegasExplore the most affordable flight options available from Portland to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from Portland to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:00 am
PWM
- LAS
2 stops16h 44m
Multiple Airlines
Thu 9/311:59 am
LAS
- PWM
1 stop18h 13m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$299
This Priceline deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Fri 9/411:59 pm
LAS
- PWM
1 stop10h 46m
JetBlue
Deal found 7/21![JetBlue logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:00 am
PWM
- LAS
2 stops31h 48m
Multiple Airlines
Fri 9/411:59 am
LAS
- PWM
1 stop19h 28m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$315
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Wed 8/2610:25 am
LAS
- PWM
1 stop11h 00m
JetBlue
Deal found 7/18![JetBlue logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am
PWM
- LAS
2 stops31h 48m
Multiple Airlines
Tue 9/1510:12 pm
LAS
- PWM
1 stop9h 16m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$331
This Priceline deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am
PWM
- LAS
1 stop9h 53m
JetBlue
Wed 9/2311:05 am
LAS
- PWM
1 stop9h 47m
JetBlue
Deal found 7/21![JetBlue logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:00 am
PWM
- LAS
1 stop18h 34m
Multiple Airlines
Tue 8/259:41 pm
LAS
- PWM
2 stops15h 35m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$346
This JetBlue deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:30 am
PWM
- LAS
1 stop11h 26m
JetBlue
Wed 11/1811:35 am
LAS
- PWM
1 stop9h 08m
JetBlue
Deal found 7/23![JetBlue logo]()
$352
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
PWM
- LAS
1 stop10h 44m
JetBlue
Mon 8/3111:59 pm
LAS
- PWM
1 stop9h 31m
JetBlue
Deal found 7/21![JetBlue logo]()
$353
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Sat 8/2911:59 pm
LAS
- PWM
1 stop9h 31m
JetBlue
Deal found 7/18![JetBlue logo]()
$358
This JetBlue deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 am
PWM
- LAS
1 stop11h 36m
JetBlue
Mon 9/1411:08 am
LAS
- PWM
1 stop9h 46m
JetBlue
Deal found 7/22![JetBlue logo]()
$363
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:55 pm
PWM
- LAS
1 stop8h 05m
Delta
Tue 9/1512:22 pm
LAS
- PWM
1 stop8h 34m
Delta
Deal found 7/20![Delta logo]()
$365
Best flights from Portland to Las VegasDiscover carefully curated flight deals from Portland to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Portland to Las Vegas that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:15 am
PWM
- LAS
1 stop8h 49m
United Airlines
Sat 8/299:37 am
LAS
- PWM
2 stops8h 46m
United Airlines
Deal found 7/22![United Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:45 am
PWM
- LAS
2 stops10h 15m
Southwest
Sat 10/310:15 pm
LAS
- PWM
1 stop8h 25m
Southwest
Deal found 7/20![Southwest logo]()
$370
This JetBlue deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Wed 8/2610:25 am
LAS
- PWM
1 stop11h 00m
JetBlue
Deal found 7/20![JetBlue logo]()
$375
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:47 pm
PWM
- LAS
1 stop7h 33m
Delta
Fri 8/2111:57 am
LAS
- PWM
1 stop8h 16m
Delta
Deal found 7/22![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:05 pm
PWM
- LAS
1 stop9h 55m
Southwest
Sat 8/298:40 am
LAS
- PWM
2 stops9h 20m
Southwest
Deal found 7/18![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:45 am
PWM
- LAS
2 stops10h 15m
Southwest
Wed 8/2610:00 am
LAS
- PWM
2 stops9h 05m
Southwest
Deal found 7/22![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:45 am
PWM
- LAS
2 stops10h 15m
Southwest
Fri 9/119:45 am
LAS
- PWM
2 stops9h 40m
Southwest
Deal found 7/21![Southwest logo]()
$383
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:10 pm
PWM
- LAS
2 stops9h 20m
Southwest
Mon 11/96:45 am
LAS
- PWM
1 stop6h 45m
Southwest
Deal found 7/18![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:10 am
PWM
- LAS
1 stop8h 25m
Southwest
Sun 12/66:45 am
LAS
- PWM
1 stop6h 45m
Southwest
Deal found 7/19![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:30 pm
PWM
- LAS
2 stops10h 30m
Southwest
Sat 12/510:55 pm
LAS
- PWM
2 stops11h 10m
Southwest
Deal found 7/22![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:45 am
PWM
- LAS
2 stops10h 05m
Southwest
Sat 8/2211:30 pm
LAS
- PWM
2 stops10h 15m
Southwest
Deal found 7/21![Southwest logo]()
$433
Last-minute flights from Portland to Las VegasDiscover last-minute flight deals from Portland to Las Vegas. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Las Vegas. Data last updated July 23, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:40 am
PWM
- LAS
2 stops9h 59m
United Airlines
Wed 8/261:23 pm
LAS
- PWM
1 stop7h 36m
United Airlines
Deal found 7/22![United Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:00 am
PWM
- LAS
1 stop18h 34m
Multiple Airlines
Tue 8/259:41 pm
LAS
- PWM
2 stops15h 35m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$346
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Wed 8/2610:25 am
LAS
- PWM
1 stop11h 00m
JetBlue
Deal found 7/18![JetBlue logo]()
$319
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:40 am
PWM
- LAS
2 stops11h 00m
Southwest
Sat 8/2911:30 pm
LAS
- PWM
2 stops10h 15m
Southwest
Deal found 7/22![Southwest logo]()
$375
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:40 pm
PWM
- LAS
1 stop7h 51m
JetBlue
Sat 8/2911:59 pm
LAS
- PWM
1 stop9h 31m
JetBlue
Deal found 7/18![JetBlue logo]()
$358
This American Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:08 am
PWM
- LAS
1 stop9h 28m
American Airlines
Sat 8/297:10 am
LAS
- PWM
1 stop7h 31m
American Airlines
Deal found 7/18![American Airlines logo]()
$365
This JetBlue deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:00 am
PWM
- LAS
1 stop10h 44m
JetBlue
Mon 8/3111:59 pm
LAS
- PWM
1 stop9h 31m
JetBlue
Deal found 7/21![JetBlue logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 am
PWM
- LAS
1 stop18h 34m
Multiple Airlines
Mon 8/319:41 pm
LAS
- PWM
2 stops20h 38m
Multiple Airlines
Deal found 7/18![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:00 am
PWM
- LAS
2 stops31h 48m
Multiple Airlines
Fri 9/411:59 am
LAS
- PWM
1 stop19h 28m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:09 pm
PWM
- LAS
1 stop7h 51m
American Airlines
Sat 9/56:42 am
LAS
- PWM
1 stop8h 23m
American Airlines
Deal found 7/18![American Airlines logo]()
$373
One-way flights from Portland to Las VegasSearch for one-way flight options from Portland to Las Vegas. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Portland to Las Vegas. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This JetBlue deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am
PWM
- LAS
1 stop11h 35m
JetBlue
Deal found 7/20![JetBlue logo]()
$160
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:18 pm
PWM
- LAS
1 stop8h 11m
American Airlines
Deal found 7/22![American Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:15 am
PWM
- LAS
2 stops10h 52m
United Airlines
Deal found 7/22![United Airlines logo]()
$188
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:55 pm
PWM
- LAS
1 stop9h 39m
Delta
Deal found 7/19![Delta logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am
PWM
- LAS
3 stops34h 27m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$211
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:10 pm
PWM
- LAS
2 stops9h 40m
Southwest
Deal found 7/19![Southwest logo]()
$213
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:15 am
PWM
- LAS
2 stops10h 52m
United Airlines
Deal found 7/21![United Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/114:44 pm
PWM
- LAS
2 stops30h 26m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$219
Find flight deals from Portland to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Las Vegas (LAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (Kiwi.com) |
One-way from | $160 (JetBlue) |
Popular in | December |
Cheapest in | October |
Average price | $398 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Portland to Las Vegas that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Sat 8/22
5:15 am-11:04 am
1 stop8h 49m
Las Vegas Harry Reid Intl
Sat 8/29
9:37 am-9:23 pm
2 stops8h 46m
$370
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Wed 9/30
5:45 am-1:00 pm
2 stops10h 15m
Las Vegas Harry Reid Intl
Sat 10/3
10:15 pm-9:40 am
1 stop8h 25m
$370
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Wed 8/26
1:05 pm-8:00 pm
1 stop9h 55m
Las Vegas Harry Reid Intl
Sat 8/29
8:40 am-9:00 pm
2 stops9h 20m
$370
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Sat 8/22
2:40 pm-7:31 pm
1 stop7h 51m
Las Vegas Harry Reid Intl
Wed 8/26
10:25 am-12:25 am
1 stop11h 00m
$375
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Wed 8/19
5:45 am-1:00 pm
2 stops10h 15m
Las Vegas Harry Reid Intl
Wed 8/26
10:00 am-10:05 pm
2 stops9h 05m
$375
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Wed 9/9
5:45 am-1:00 pm
2 stops10h 15m
Las Vegas Harry Reid Intl
Fri 9/11
9:45 am-10:25 pm
2 stops9h 40m
$383
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Thu 11/5
5:10 pm-11:30 pm
2 stops9h 20m
Las Vegas Harry Reid Intl
Mon 11/9
6:45 am-4:30 pm
1 stop6h 45m
$386
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Mon 8/17
12:47 pm-5:20 pm
1 stop7h 33m
Las Vegas Harry Reid Intl
Fri 8/21
11:57 am-11:13 pm
1 stop8h 16m
$395
Quickest round-trip
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Fri 12/4
5:10 am-10:35 am
1 stop8h 25m
Las Vegas Harry Reid Intl
Sun 12/6
6:45 am-4:30 pm
1 stop6h 45m
$415
PortlandLas Vegas
PWM - LAS
PWMLAS
Portland
Tue 12/1
3:30 pm-11:00 pm
2 stops10h 30m
Las Vegas Harry Reid Intl
Sat 12/5
10:55 pm-1:05 pm
2 stops11h 10m
$415
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Portland to Las Vegas
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Las Vegas in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland, Maine-Las Vegas flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Las Vegas flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Las Vegas flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Las Vegas flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Las Vegas flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Portland with our price prediction graph.
PWM-LAS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Las Vegas
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How far ahead should I book a flight from Portland, Maine to Las Vegas?
To ensure you get the cheapest price possible for a flight from Portland, Maine to Las Vegas, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Portland, Maine to Las Vegas?
Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Las Vegas (average of $384). Flying from Portland, Maine to Las Vegas in December is currently the most expensive (average of $732). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland, Maine to Las Vegas?
Airfare is below average for this route at the moment.
Portland, Maine to Las Vegas flights typically cost between $348 and $499 in September.The cheapest round-trip price found within the last 5 days was $299 on Multiple Airlines (Sep 1-Sep 3).
What’s the top layover airport for flights from Portland, Maine to Las Vegas?
Share of 1-stop round-trip flights from Portland, Maine to Las Vegas chosen by Cheapflights users in the past 12 months, using the same layover each way.
Baltimore (BWI) – chosen by Cheapflights users on 71% of 1-stop itineraries from Portland, Maine to Las Vegas on Cheapflights.
What’s the cheapest layover airport for flights from Portland, Maine to Las Vegas?
Average round-trip fare for 1-stop flights from Portland, Maine to Las Vegas, chosen by Cheapflights users in the past 12 months, with the same layover each way.
New York (JFK) is the most affordable 1-stop option, with an average round-trip price of $322.
What’s the fastest layover option from Portland, Maine to Las Vegas?
Shortest average travel time for 1-stop one-way flights from Portland, Maine to Las Vegas, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Baltimore (BWI) have the shortest average one-way travel time for 1-stop routes: 8h 10m.
Which airport typically offers the quickest layover for flights from Portland, Maine to Las Vegas?
Average layover duration for 1-stop one-way flights from Portland, Maine to Las Vegas, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Baltimore (BWI) offer the fastest connection on this route, with an average layover time of 0h 55m.
Reviews of airlines servicing Las Vegas
Get insights into the airlines that provide service to Las Vegas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Las Vegas. Reviews last updated July 23, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Portland to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Portland to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Las Vegas?
Book flights to Las Vegas if you plan to visit one of these locationsParadise
Henderson
Mesquite
North Las Vegas
Kingman
Winchester
Boulder City
Needles
Sunrise Manor
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Other flights to Las Vegas
Explore flights to Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
Portland and Las Vegas flights
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Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Portland to Las Vegas
Discover the top 5 airlines that operate flights from Portland to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$172 | Average$390 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$272 | Average$484 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$486 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$291 | Average$496 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$360 | Average$523 | FlexibilityNo cancel fee | On-time63% |