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Seattle-Tacoma International Airport to Idaho Falls Regional Airport flight

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Idaho Falls Regional Airport over the next 90 days, with one-way fares from VND 4,113,000 and round-trip from VND 7,647,000. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Wed, Oct 14 | Alaska Airlines
        IDA 13:58
        2h 6m
        Nonstop
        SEA 15:04
        Idaho Falls - Seattle | Wed, Oct 21 | Alaska Airlines
        VND 7,647,000 VND 25,488,000
        70% off
        70% off
        VND 25,488,000 VND 7,647,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Thu, Oct 22 | Alaska Airlines
        IDA 06:09
        2h 11m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Sat, Oct 24 | Alaska Airlines
        VND 8,070,000 VND 25,488,000
        68% off
        68% off
        VND 25,488,000 VND 8,070,000
      • SEA 20:05
        1h 49m
        Nonstop
        IDA 22:54
        Seattle - Idaho Falls | Tue, Nov 17 | Alaska Airlines
        IDA 06:02
        2h 18m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Mon, Nov 23 | Alaska Airlines
        VND 8,310,000 VND 25,488,000
        67% off
        67% off
        VND 25,488,000 VND 8,310,000
      • SEA 12:30
        1h 50m
        Nonstop
        IDA 15:20
        Seattle - Idaho Falls | Fri, Oct 23 | Alaska Airlines
        IDA 06:09
        2h 11m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Sun, Oct 25 | Alaska Airlines
        VND 9,733,000
        62% off
        VND 25,488,000 VND 9,733,000
      • SEA 12:30
        1h 50m
        Nonstop
        IDA 15:20
        Seattle - Idaho Falls | Mon, Oct 19 | Alaska Airlines
        IDA 06:09
        2h 11m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Fri, Oct 23 | Alaska Airlines
        VND 11,527,000
        55% off
        VND 25,488,000 VND 11,527,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Wed, Oct 7 | Alaska Airlines
        IDA 06:09
        2h 11m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Sat, Oct 10 | Alaska Airlines
        VND 14,856,000
        42% off
        VND 25,488,000 VND 14,856,000
      • SEA 05:35
        5h 40m
        1 stop
        IDA 12:15
        Seattle - Idaho Falls | Tue, Nov 17 | Delta Air Lines
        IDA 18:57
        6h 2m
        1 stop
        SEA 23:59
        Idaho Falls - Seattle | Mon, Nov 23 | Delta Air Lines
        VND 8,942,000
        65% off
        VND 25,488,000 VND 8,942,000
      • SEA 05:25
        5h 57m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Thu, Oct 22 | Delta Air Lines
        IDA 15:57
        3h 59m
        1 stop
        SEA 18:56
        Idaho Falls - Seattle | Sat, Oct 24 | Alaska Airlines
        VND 9,341,000
        63% off
        VND 25,488,000 VND 9,341,000
      • SEA 05:30
        5h 52m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Wed, Oct 14 | Delta Air Lines
        IDA 18:56
        4h 9m
        1 stop
        SEA 22:05
        Idaho Falls - Seattle | Wed, Oct 21 | Delta Air Lines
        VND 10,054,000
        61% off
        VND 25,488,000 VND 10,054,000
      • SEA 05:00
        14h 54m
        1 stop
        IDA 20:54
        Seattle - Idaho Falls | Wed, Oct 14 | United Airlines
        IDA 10:35
        11h 40m
        1 stop
        SEA 21:15
        Idaho Falls - Seattle | Wed, Oct 21 | United Airlines
        VND 15,360,000
        40% off
        VND 25,488,000 VND 15,360,000
      • SEA 05:30
        5h 52m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Mon, Oct 19 | Delta Air Lines
        IDA 06:09
        2h 11m
        Nonstop
        SEA 07:20
        Idaho Falls - Seattle | Fri, Oct 23 | Alaska Airlines
        VND 15,771,000
        38% off
        VND 25,488,000 VND 15,771,000
      • SEA 17:39
        18h 41m
        1 stop
        IDA 13:20
        Seattle - Idaho Falls | Fri, Oct 23 | American Airlines
        IDA 15:57
        5h 36m
        1 stop
        SEA 20:33
        Idaho Falls - Seattle | Sun, Oct 25 | Alaska Airlines
        VND 17,841,000
        30% off
        VND 25,488,000 VND 17,841,000
      • SEA 13:00
        17h 25m
        1 stop
        IDA 14:00
        Seattle - Idaho Falls | Mon, Oct 5 | Normal Airline
        IDA 15:00
        6h
        Nonstop
        SEA 16:00
        Idaho Falls - Seattle | Wed, Oct 7 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Tue, Oct 13 | Alaska Airlines
        VND 5,368,000 VND 8,899,000
        40% off
        40% off
        VND 8,899,000 VND 5,368,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Fri, Oct 30 | Alaska Airlines
        VND 5,624,000 VND 8,899,000
        37% off
        37% off
        VND 8,899,000 VND 5,624,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Mon, Oct 26 | Alaska Airlines
        VND 5,779,000 VND 8,899,000
        35% off
        35% off
        VND 8,899,000 VND 5,779,000
      • SEA 12:30
        1h 50m
        Nonstop
        IDA 15:20
        Seattle - Idaho Falls | Tue, Oct 27 | Alaska Airlines
        VND 5,779,000
        35% off
        VND 8,899,000 VND 5,779,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Sat, Oct 31 | Alaska Airlines
        VND 5,834,000
        34% off
        VND 8,899,000 VND 5,834,000
      • SEA 20:10
        1h 49m
        Nonstop
        IDA 22:59
        Seattle - Idaho Falls | Sat, Oct 10 | Alaska Airlines
        VND 5,992,000
        33% off
        VND 8,899,000 VND 5,992,000
      • SEA 12:30
        1h 50m
        Nonstop
        IDA 15:20
        Seattle - Idaho Falls | Wed, Oct 14 | Alaska Airlines
        VND 6,128,000
        31% off
        VND 8,899,000 VND 6,128,000
      • SEA 05:30
        5h 52m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Thu, Oct 8 | Delta Air Lines
        VND 4,113,000
        54% off
        VND 8,899,000 VND 4,113,000
      • SEA 07:15
        4h 7m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Thu, Oct 29 | Delta Air Lines
        VND 4,279,000
        52% off
        VND 8,899,000 VND 4,279,000
      • SEA 21:16
        17h 44m
        1 stop
        IDA 16:00
        Seattle - Idaho Falls | Fri, Oct 16 | Frontier Airlines
        VND 5,744,000
        35% off
        VND 8,899,000 VND 5,744,000
      • SEA 05:30
        5h 52m
        1 stop
        IDA 12:22
        Seattle - Idaho Falls | Fri, Oct 30 | Delta Air Lines
        VND 6,229,000
        30% off
        VND 8,899,000 VND 6,229,000
      • SEA 13:00
        17h 25m
        1 stop
        IDA 14:00
        Seattle - Idaho Falls | Mon, Oct 5 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Seattle-Tacoma International Airport to Idaho Falls Regional Airport 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 Seattle-Tacoma International Airport to Idaho Falls Regional Airport?

The cheapest airline flying from Seattle-Tacoma International Airport to Idaho Falls Regional Airport is Delta Air Lines (from VND 4,113,000) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From VND 4,113,000
Alaska Airlines
From VND 5,368,000
Frontier Airlines
From VND 5,744,000
American Airlines
From VND 7,023,000
United Airlines
From VND 10,787,000

Find more flights and airlines

What is the flight schedule from Seattle-Tacoma International Airport to Idaho Falls Regional Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS3422

    Seattle-Tacoma International Airport

    20:10

    SEA

    1h 49m

    22:59

    IDA

    S M T W T F S
    Search

  2. AS3026

    Seattle-Tacoma International Airport

    12:30

    SEA

    1h 50m

    15:20

    IDA

    S M T W T F S
    Search

  3. DL1165

    Seattle-Tacoma International Airport

    17:45

    SEA

    2h 6m

    Nonstop

    20:51

    SLC

    S M T W T F S
    Search

  4. DL2608

    Salt Lake City International Airport

    21:15

    SLC

    1h 4m

    Nonstop

    22:19

    IDA

    S M T W T F S

  5. DL1120

    Seattle-Tacoma International Airport

    13:30

    SEA

    2h 7m

    Nonstop

    16:37

    SLC

    S M T W T F S
    Search

  6. DL3895

    Salt Lake City International Airport

    17:10

    SLC

    1h 4m

    Nonstop

    18:14

    IDA

    S M T W T - S

  7. DL2858

    Seattle-Tacoma International Airport

    07:15

    SEA

    2h 16m

    Nonstop

    10:31

    SLC

    S M T W T F S
    Search

  8. DL3765

    Salt Lake City International Airport

    11:20

    SLC

    1h 7m

    Nonstop

    12:27

    IDA

    S M T W T F S

  9. DL1128

    Seattle-Tacoma International Airport

    05:45

    SEA

    2h 6m

    Nonstop

    08:51

    SLC

    S M T W T F S
    Search

  10. DL3765

    Salt Lake City International Airport

    11:20

    SLC

    1h 7m

    Nonstop

    12:27

    IDA

    S M T W T F S

  11. DL1265

    Seattle-Tacoma International Airport

    11:25

    SEA

    2h 5m

    Nonstop

    14:30

    SLC

    S M T W T F S
    Search

  12. DL3895

    Salt Lake City International Airport

    17:10

    SLC

    1h 4m

    Nonstop

    18:14

    IDA

    S M T W T - S

  13. DL2769

    Seattle-Tacoma International Airport

    09:15

    SEA

    2h 50m

    Nonstop

    12:05

    LAX

    S M T W T F S
    Search

  14. DL2311

    Los Angeles International Airport

    17:05

    LAX

    1h 54m

    Nonstop

    19:59

    SLC

    S M T W T F S

  15. DL2608

    Salt Lake City International Airport

    21:15

    SLC

    1h 4m

    Nonstop

    22:19

    IDA

    S M T W T F S

  16. DL3818

    Seattle-Tacoma International Airport

    09:30

    SEA

    1h 10m

    Nonstop

    10:40

    PDX

    S M T W - F -
    Search

  17. DL1244

    Portland International Airport

    17:05

    PDX

    1h 53m

    Nonstop

    19:58

    SLC

    S M T W T F S

  18. DL2608

    Salt Lake City International Airport

    21:15

    SLC

    1h 4m

    Nonstop

    22:19

    IDA

    S M T W T F S

  19. AA2379

    Seattle-Tacoma International Airport

    23:55

    SEA

    4h 5m

    Nonstop

    06:00

    ORD

    S M T W T F S
    Search

  20. AA6239

    O'Hare International Airport

    10:29

    ORD

    3h 50m

    Nonstop

    13:19

    IDA

    S M T W T F S
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About Seattle-Tacoma International Airport and Idaho Falls Regional Airport

Learn about Seattle-Tacoma International Airport (SEA) and Idaho Falls Regional Airport (IDA) — including location, terminals, transportation, and travel tips.

Flight distance 909.68 km
Cheapest one-way ticket price VND 4,113,000
Cheapest return ticket price VND 7,647,000

FAQs for Seattle-Tacoma International Airport to Idaho Falls Regional Airport Flights

  • How long is the flight from Seattle-Tacoma International Airport to Idaho Falls Regional Airport?

    Seattle-Tacoma International Airport to Idaho Falls Regional Airport takes about 1 hour 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Seattle-Tacoma International Airport (SEA) to Idaho Falls Regional Airport (IDA).
  • The earliest flight from Seattle-Tacoma International Airport to Idaho Falls Regional Airport departs at 12:28, and the last departs at 20:05, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle-Tacoma International Airport (SEA) to Idaho Falls Regional Airport (IDA) is quite popular. Without considering departure times or holidays, tickets cost around VND 8,779,000 in October, the most expensive month to book this route.
  • The latest flight departs from Seattle-Tacoma International Airport at 19:55 and arrives in Idaho Falls Regional Airport at 22:39.
    • The distance from Idaho Falls Regional Airport to downtown is about 3 km, by taxi about 20 minutes.
  • Alaska Airlines is a very popular airline operating an average of 13 flights per month.
  • One-way flights from Seattle-Tacoma International Airport to Idaho Falls Regional Airport currently start from VND 4,113,000, and round-trip fares start from VND 7,647,000. The current lowest fare is a Delta Air Lines flight departing on Thu, Oct 8; prices may vary depending on availability.
  • Yes. Alaska Airlines operate direct flights from Seattle-Tacoma International Airport to Idaho Falls Regional Airport, with an average flight time of 1 hour 20 minutes, and around 14 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 Seattle-Tacoma International Airport to Idaho Falls Regional Airport is VND 16,179,000. Prices may vary depending on the departure date, airline, and availability.
  • Seattle-Tacoma International Airport to Idaho Falls Regional Airport operates around 14 weekly flights, mainly by Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle-Tacoma International Airport and Idaho Falls Regional 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.

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

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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.