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Flights from Portland to Las Vegas

Find flight deals from Portland to Las Vegas for the next 3 months. Book one way flights from HK$1,414 or round trip flights from HK$2,723.

      • PWM 12:20 PM
        10h 48m
        1 stop
        LAS 8:08 PM
        Portland - Las Vegas | Sun, Jan 18 | Delta Air Lines
        LAS 11:56 AM
        9h 24m
        1 stop
        PWM 12:20 AM
        Las Vegas - Portland | Thu, Jan 22 | Delta Air Lines
        HK$2,723 HK$3,324
        18% OFF
        18% OFF
        HK$3,324 HK$2,723
      • PWM 2:34 PM
        10h 40m
        1 stop
        LAS 10:14 PM
        Portland - Las Vegas | Thu, Dec 11 | Delta Air Lines
        LAS 6:00 AM
        7h 7m
        1 stop
        PWM 4:07 PM
        Las Vegas - Portland | Thu, Dec 18 | Delta Air Lines
        HK$2,755 HK$3,324
        17% OFF
        17% OFF
        HK$3,324 HK$2,755
      • PWM 12:20 PM
        8h 45m
        1 stop
        LAS 6:05 PM
        Portland - Las Vegas | Wed, Jan 28 | Delta Air Lines
        LAS 11:56 AM
        9h 24m
        1 stop
        PWM 12:20 AM
        Las Vegas - Portland | Tue, Feb 3 | Delta Air Lines
        HK$2,796 HK$3,324
        16% OFF
        16% OFF
        HK$3,324 HK$2,796
      • PWM 6:17 AM
        11h 14m
        1 stop
        LAS 2:31 PM
        Portland - Las Vegas | Sat, Jan 31 | Delta Air Lines
        LAS 10:13 AM
        9h 16m
        1 stop
        PWM 10:29 PM
        Las Vegas - Portland | Tue, Feb 3 | Delta Air Lines
        HK$2,845
        14% OFF
        HK$3,324 HK$2,845
      • PWM 7:00 AM
        10h 29m
        1 stop
        LAS 2:29 PM
        Portland - Las Vegas | Sat, Jan 10 | American Airlines
        LAS 9:00 AM
        10h 7m
        1 stop
        PWM 10:07 PM
        Las Vegas - Portland | Wed, Jan 14 | American Airlines
        HK$2,906
        13% OFF
        HK$3,324 HK$2,906
      • PWM 2:35 PM
        10h 41m
        1 stop
        LAS 10:16 PM
        Portland - Las Vegas | Thu, Jan 29 | Delta Air Lines
        LAS 11:56 AM
        9h 24m
        1 stop
        PWM 12:20 AM
        Las Vegas - Portland | Tue, Feb 3 | Delta Air Lines
        HK$2,912
        12% OFF
        HK$3,324 HK$2,912
      • PWM 2:34 PM
        8h 16m
        1 stop
        LAS 7:50 PM
        Portland - Las Vegas | Wed, Dec 10 | Delta Air Lines
        LAS 11:33 PM
        9h 40m
        1 stop
        PWM 12:13 PM
        Las Vegas - Portland | Mon, Dec 15 | Delta Air Lines
        HK$2,914
        12% OFF
        HK$3,324 HK$2,914
      • PWM 6:00 AM
        9h 22m
        1 stop
        LAS 12:22 PM
        Portland - Las Vegas | Wed, Jan 14 | American Airlines
        LAS 10:59 PM
        10h 6m
        1 stop
        PWM 12:05 PM
        Las Vegas - Portland | Sun, Jan 18 | American Airlines
        HK$2,923
        12% OFF
        HK$3,324 HK$2,923
      • PWM 6:17 AM
        15h 57m
        1 stop
        LAS 7:14 PM
        Portland - Las Vegas | Fri, Jan 30 | Delta Air Lines
        LAS 11:15 PM
        9h 48m
        1 stop
        PWM 12:03 PM
        Las Vegas - Portland | Wed, Feb 4 | Delta Air Lines
        HK$2,925
        12% OFF
        HK$3,324 HK$2,925
      • PWM 3:58 PM
        9h 1m
        1 stop
        LAS 9:59 PM
        Portland - Las Vegas | Sun, Jan 18 | American Airlines
        LAS 1:28 PM
        7h 15m
        1 stop
        PWM 11:43 PM
        Las Vegas - Portland | Thu, Jan 22 | American Airlines
        HK$2,959
        11% OFF
        HK$3,324 HK$2,959
      • PWM 1:00 PM
        17h 25m
        1 stop
        LAS Invalid Date
        Portland - Las Vegas | Fri, Dec 12 | Normal Airline
        LAS 3:00 PM
        6h
        Nonstop
        PWM 4:00 PM
        Las Vegas - Portland | Sun, Dec 14 | Normal Airline
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Displayed flight fares from Portland to Las Vegas are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Portland to Las Vegas

The distance between Portland and Las Vegas is approximately 3,870.75 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceHK$1,414
Cheapest round-trip ticket priceHK$2,723
Off-season for travelSeptember
Peak season for travelJuly
Flight distance3,870.75 km

When is the cheapest time to fly from Portland to Las Vegas?

The cheapest time for Portland to Las Vegas flights: Feb 8 to Feb 15 — one way flight prices from HK$1,344.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Portland to Las Vegas, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Las Vegas (PWM-LAS)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as HK$1,414 on Cheapest nonstop routes (e.g. PWM to LAS on Thu, Dec 18), while Delta Air Lines offers Cheapest nonstop round-trips from HK$2,723 departing on Sun, Jan 18 and returning on Thu, Jan 22.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Las Vegas is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Portland to Las Vegas, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Dec 18, with one-way flights priced at just HK$1,414.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Las Vegas travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Las Vegas is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Portland to Las Vegas on December 11, 2025 with Delta Air Lines, with prices starting at HK$2,754.
  • The time difference between Las Vegas and Portland is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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