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Idaho Falls Regional Airport to Harry Reid International Airport flight

Explore the cheapest one-way and round-trip flights from Idaho Falls Regional Airport to Harry Reid International Airport over the next 90 days, with one-way fares from SAR 195 and round-trip from SAR 334. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 7 | Allegiant Air
      SAR 195 SAR 732
      73% off
      73% off
      SAR 732 SAR 195
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 11 | Allegiant Air
      SAR 276 SAR 732
      62% off
      62% off
      SAR 732 SAR 276
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Fri, Oct 30 | Allegiant Air
      SAR 335 SAR 635
      47% off
      47% off
      SAR 635 SAR 335
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 4 | Allegiant Air
      SAR 405
      45% off
      SAR 732 SAR 405
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 14 | Allegiant Air
      SAR 406
      45% off
      SAR 732 SAR 406
    • IDA 21:33
      1h 44m
      Nonstop
      LAS 22:17
      Idaho Falls - Las Vegas | Sat, Oct 31 | Allegiant Air
      SAR 416
      43% off
      SAR 732 SAR 416
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Mon, Nov 2 | Allegiant Air
      SAR 463
      27% off
      SAR 635 SAR 463
    • IDA 15:55
      5h 8m
      1 stop
      LAS 20:03
      Idaho Falls - Las Vegas | Fri, Nov 20 | Alaska Airlines
      SAR 533
      27% off
      SAR 732 SAR 533
    • IDA 13:53
      6h 35m
      1 stop
      LAS 19:28
      Idaho Falls - Las Vegas | Sun, Nov 29 | Alaska Airlines
      SAR 533
      27% off
      SAR 732 SAR 533
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      IDA 19:47
      1h 45m
      Nonstop
      LAS 20:32
      Idaho Falls - Las Vegas | Sat, Nov 21 | Allegiant Air
      LAS 10:41
      1h 49m
      Nonstop
      IDA 13:30
      Las Vegas - Idaho Falls | Wed, Nov 25 | Allegiant Air
      SAR 334 SAR 1,270
      74% off
      74% off
      SAR 1,270 SAR 334
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 7 | Allegiant Air
      LAS 10:46
      1h 48m
      Nonstop
      IDA 13:34
      Las Vegas - Idaho Falls | Wed, Nov 11 | Allegiant Air
      SAR 337 SAR 1,270
      73% off
      73% off
      SAR 1,270 SAR 337
    • IDA 21:33
      1h 44m
      Nonstop
      LAS 22:17
      Idaho Falls - Las Vegas | Sat, Oct 31 | Allegiant Air
      LAS 10:46
      1h 48m
      Nonstop
      IDA 13:34
      Las Vegas - Idaho Falls | Wed, Nov 4 | Allegiant Air
      SAR 456 SAR 1,270
      64% off
      64% off
      SAR 1,270 SAR 456
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 14 | Allegiant Air
      LAS 10:41
      1h 49m
      Nonstop
      IDA 13:30
      Las Vegas - Idaho Falls | Wed, Nov 18 | Allegiant Air
      SAR 497
      61% off
      SAR 1,270 SAR 497
    • IDA 19:47
      1h 45m
      Nonstop
      LAS 20:32
      Idaho Falls - Las Vegas | Sat, Nov 28 | Allegiant Air
      LAS 12:48
      1h 46m
      Nonstop
      IDA 15:34
      Las Vegas - Idaho Falls | Sat, Dec 5 | Allegiant Air
      SAR 528
      57% off
      SAR 1,270 SAR 528
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 11 | Allegiant Air
      LAS 09:48
      1h 48m
      Nonstop
      IDA 12:36
      Las Vegas - Idaho Falls | Sat, Nov 14 | Allegiant Air
      SAR 697
      45% off
      SAR 1,270 SAR 697
    • IDA 20:24
      1h 45m
      Nonstop
      LAS 21:09
      Idaho Falls - Las Vegas | Wed, Nov 18 | Allegiant Air
      LAS 10:04
      1h 49m
      Nonstop
      IDA 12:53
      Las Vegas - Idaho Falls | Sat, Nov 21 | Allegiant Air
      SAR 719
      43% off
      SAR 1,270 SAR 719
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 4 | Allegiant Air
      LAS 09:48
      1h 48m
      Nonstop
      IDA 12:36
      Las Vegas - Idaho Falls | Sat, Nov 7 | Allegiant Air
      SAR 856
      33% off
      SAR 1,270 SAR 856
    • IDA 20:24
      1h 45m
      Nonstop
      LAS 21:09
      Idaho Falls - Las Vegas | Wed, Nov 25 | Allegiant Air
      LAS 12:48
      1h 46m
      Nonstop
      IDA 15:34
      Las Vegas - Idaho Falls | Wed, Dec 2 | Allegiant Air
      SAR 919
      28% off
      SAR 1,270 SAR 919
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      LAS 15:00
      6h
      Nonstop
      IDA 16:00
      Las Vegas - Idaho Falls | Sun, Nov 1 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 7 | Allegiant Air
      SAR 195 SAR 732
      73% off
      73% off
      SAR 732 SAR 195
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 11 | Allegiant Air
      SAR 276 SAR 732
      62% off
      62% off
      SAR 732 SAR 276
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Fri, Oct 30 | Allegiant Air
      SAR 335 SAR 635
      47% off
      47% off
      SAR 635 SAR 335
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 4 | Allegiant Air
      SAR 405
      45% off
      SAR 732 SAR 405
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 14 | Allegiant Air
      SAR 406
      45% off
      SAR 732 SAR 406
    • IDA 21:33
      1h 44m
      Nonstop
      LAS 22:17
      Idaho Falls - Las Vegas | Sat, Oct 31 | Allegiant Air
      SAR 416
      43% off
      SAR 732 SAR 416
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Mon, Nov 2 | Allegiant Air
      SAR 463
      27% off
      SAR 635 SAR 463
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Fri, Oct 30 | Allegiant Air
      SAR 335 SAR 4,416
      92% off
      92% off
      SAR 4,416 SAR 335
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Mon, Nov 2 | Allegiant Air
      SAR 463 SAR 4,416
      90% off
      90% off
      SAR 4,416 SAR 463
    • IDA 13:05
      3h 59m
      1 stop
      LAS 16:04
      Idaho Falls - Las Vegas | Sat, Nov 7 | Delta Air Lines
      SAR 556 SAR 4,416
      87% off
      87% off
      SAR 4,416 SAR 556
    • IDA 06:00
      3h 47m
      1 stop
      LAS 08:47
      Idaho Falls - Las Vegas | Sun, Nov 8 | Delta Air Lines
      SAR 556
      87% off
      SAR 4,416 SAR 556
    • IDA 05:20
      4h 34m
      1 stop
      LAS 08:54
      Idaho Falls - Las Vegas | Sun, Dec 27 | Delta Air Lines
      SAR 634
      86% off
      SAR 4,416 SAR 634
    • IDA 13:09
      4h 5m
      1 stop
      LAS 16:14
      Idaho Falls - Las Vegas | Mon, Dec 28 | Delta Air Lines
      SAR 658
      85% off
      SAR 4,416 SAR 658
    • IDA 07:00
      4h 43m
      1 stop
      LAS 10:43
      Idaho Falls - Las Vegas | Sun, Dec 20 | United Airlines
      SAR 728
      84% off
      SAR 4,416 SAR 728
    • IDA 06:00
      3h 34m
      1 stop
      LAS 08:34
      Idaho Falls - Las Vegas | Fri, Nov 27 | Delta Air Lines
      SAR 750
      83% off
      SAR 4,416 SAR 750
    • IDA 05:20
      4h 34m
      1 stop
      LAS 08:54
      Idaho Falls - Las Vegas | Wed, Dec 30 | Delta Air Lines
      SAR 865
      80% off
      SAR 4,416 SAR 865
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      More cheap flights
      More cheap flights
    • Cheapest nonstop
      IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Fri, Oct 30 | Allegiant Air
      SAR 335 SAR 4,416
      92% off
      92% off
      SAR 4,416 SAR 335
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Mon, Nov 2 | Allegiant Air
      SAR 463 SAR 4,416
      90% off
      90% off
      SAR 4,416 SAR 463
    • IDA 06:00
      3h 47m
      1 stop
      LAS 08:47
      Idaho Falls - Las Vegas | Mon, Nov 2 | Delta Air Lines
      SAR 3,223 SAR 4,416
      27% off
      27% off
      SAR 4,416 SAR 3,223
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      More cheap flights
      More cheap flights
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 7 | Allegiant Air
      SAR 195 SAR 732
      73% off
      73% off
      SAR 732 SAR 195
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 11 | Allegiant Air
      SAR 276 SAR 732
      62% off
      62% off
      SAR 732 SAR 276
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Fri, Oct 30 | Allegiant Air
      SAR 335 SAR 635
      47% off
      47% off
      SAR 635 SAR 335
    • IDA 20:28
      1h 44m
      Nonstop
      LAS 21:12
      Idaho Falls - Las Vegas | Wed, Nov 4 | Allegiant Air
      SAR 405
      45% off
      SAR 732 SAR 405
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Sat, Nov 14 | Allegiant Air
      SAR 406
      45% off
      SAR 732 SAR 406
    • IDA 21:33
      1h 44m
      Nonstop
      LAS 22:17
      Idaho Falls - Las Vegas | Sat, Oct 31 | Allegiant Air
      SAR 416
      43% off
      SAR 732 SAR 416
    • IDA 19:30
      1h 44m
      Nonstop
      LAS 20:14
      Idaho Falls - Las Vegas | Mon, Nov 2 | Allegiant Air
      SAR 463
      27% off
      SAR 635 SAR 463
    • IDA 13:11
      3h 30m
      1 stop
      LAS 15:41
      Idaho Falls - Las Vegas | Wed, Nov 18 | Delta Air Lines
      SAR 749
      74% off
      SAR 2,851 SAR 749
    • IDA 13:11
      3h 30m
      1 stop
      LAS 15:41
      Idaho Falls - Las Vegas | Sat, Nov 14 | Delta Air Lines
      SAR 1,021
      64% off
      SAR 2,851 SAR 1,021
    • IDA 13:00
      17h 25m
      1 stop
      LAS 14:00
      Idaho Falls - Las Vegas | Fri, Oct 30 | Normal Airline
      More cheap flights
      More cheap flights

Displayed flight fares from Idaho Falls to Las Vegas are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Idaho Falls Regional Airport to Harry Reid International Airport?

The cheapest airline flying from Idaho Falls Regional Airport to Harry Reid International Airport is Allegiant Air (from SAR 335) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Allegiant Air
From SAR 335
Alaska Airlines
From SAR 533
Delta Air Lines
From SAR 556
American Airlines
From SAR 665
United Airlines
From SAR 686

Find more flights and airlines

What is the flight schedule from Idaho Falls Regional Airport to Harry Reid International Airport?

Check on the flight schedule from Idaho Falls to Las Vegas to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. G4071

    Idaho Falls Regional Airport

    17:08

    IDA

    1h 43m

    17:51

    LAS

    S - - - T - -
    Search

  2. DL2335

    Idaho Falls Regional Airport

    05:25

    IDA

    1h 26m

    Nonstop

    06:51

    SLC

    S M T W T F S
    Search

  3. DL1698

    Salt Lake City International Airport

    08:00

    SLC

    1h 42m

    Nonstop

    08:42

    LAS

    S M T W T F S

  4. DL3765

    Idaho Falls Regional Airport

    13:10

    IDA

    1h 16m

    Nonstop

    14:26

    SLC

    S M T W T F S
    Search

  5. DL1672

    Salt Lake City International Airport

    15:39

    SLC

    1h 34m

    Nonstop

    16:13

    LAS

    S M T W T F S

  6. AS3453

    Idaho Falls Regional Airport

    15:55

    IDA

    1h 53m

    Nonstop

    16:48

    PDX

    S M T - - - S
    Search

  7. AS531

    Portland International Airport

    17:45

    PDX

    2h 18m

    Nonstop

    20:03

    LAS

    S M T W T - S

  8. AS3423

    Idaho Falls Regional Airport

    06:09

    IDA

    2h 11m

    Nonstop

    07:20

    SEA

    S M T W T F S
    Search

  9. AS612

    Seattle-Tacoma International Airport

    08:26

    SEA

    2h 40m

    Nonstop

    11:06

    LAS

    - - - W T F -

  10. DL3895

    Idaho Falls Regional Airport

    18:59

    IDA

    1h 26m

    Nonstop

    20:25

    SLC

    - - - W T - -
    Search

  11. DL1662

    Salt Lake City International Airport

    23:59

    SLC

    1h 32m

    Nonstop

    00:31

    LAS

    S M T W T F S

  12. AS3027

    Idaho Falls Regional Airport

    13:53

    IDA

    2h 4m

    Nonstop

    14:57

    SEA

    S M T W T F S
    Search

  13. AS552

    Seattle-Tacoma International Airport

    15:33

    SEA

    2h 36m

    Nonstop

    18:09

    LAS

    S M T W T F S

  14. AS3027

    Idaho Falls Regional Airport

    13:53

    IDA

    2h 4m

    Nonstop

    14:57

    SEA

    S M T W T F S
    Search

  15. AS523

    Seattle-Tacoma International Airport

    18:23

    SEA

    2h 37m

    Nonstop

    21:00

    LAS

    - - - W - F -
Find more flights and airlines

About Idaho Falls Regional Airport and Harry Reid International Airport

Learn about Idaho Falls Regional Airport (IDA) and Harry Reid International Airport (LAS) — including location, terminals, transportation, and travel tips.

Flight distance 868.28 km
Cheapest one-way ticket price SAR 195
Cheapest return ticket price SAR 334

FAQs for Idaho Falls Regional Airport to Harry Reid International Airport Flights

  • How many daily flights are there from Idaho Falls Regional Airport (IDA) to Harry Reid International Airport (LAS)?

    There are around 1 daily flights from Idaho Falls Regional Airport (IDA) to Harry Reid International Airport (LAS).
  • The earliest flight from Idaho Falls Regional Airport to Harry Reid International Airport departs at 21:33, and the last departs at 22:49, with about 1 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Idaho Falls Regional Airport (IDA) to Harry Reid International Airport (LAS) is quite popular. Without considering departure times or holidays, tickets cost around SAR 602 in November, the most expensive month to book this route.
  • The latest flight departs from Idaho Falls Regional Airport at 19:40 and arrives in Harry Reid International Airport at 20:23.
  • Allegiant Air is a very popular airline operating an average of 113 flights per month.
  • One-way flights from Idaho Falls Regional Airport to Harry Reid International Airport currently start from SAR 195, and round-trip fares start from SAR 334. The current lowest fare is a Allegiant Air flight departing on Sat, Nov 7; prices may vary depending on availability.
  • Yes. Allegiant Air operate direct flights from Idaho Falls Regional Airport to Harry Reid International Airport, with an average flight time of 1 hour 24 minutes, and around 2 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Idaho Falls Regional Airport to Harry Reid International Airport is SAR 856. Prices may vary depending on the departure date, airline, and availability.
  • Allegiant Air are the most popular budget airlines flying from Idaho Falls Regional Airport to Harry Reid International Airport, with one-way fares starting from SAR 195. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Idaho Falls Regional Airport to Harry Reid International Airport operates around 2 weekly flights, mainly by Allegiant Air. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Idaho Falls Regional Airport and Harry Reid International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.