App
Customer Support
IDR
Find Bookings
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Seoul to Helena Starting at IDR 12,443,348

Whether you’re going for a one-way or round-trip to Helena, we’ve got you covered! Check out these different flight options from Seoul below.

  • One way
  • Round-trip
      • ICN16:10
        15h 32m
        1 stop
        HLN15:42
        Thu, Feb 13|Seoul - Helena|Korean Air
        IDR 12,443,348IDR 16,170,583
        23% OFF
        23% OFF
        IDR 16,170,583IDR 12,443,348

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Thu, Feb 13, arriving at Helena Regional Airport. One-way Prices start from IDR 12,443,348 including taxes and charges.

      • ICN18:15
        13h 27m
        1 stop
        HLN15:42
        Thu, Feb 13|Seoul - Helena|Asiana Airlines
        IDR 12,465,784IDR 16,170,583
        23% OFF
        23% OFF
        IDR 16,170,583IDR 12,465,784

        Choose Asiana Airlines flights from Seoul to Helena. The one-way connecting flight with Asiana Airlines departs from Incheon International Airport on Thu, Feb 13, arriving at Helena Regional Airport. One-way Prices start from IDR 12,465,784 including taxes and charges.

      • ICN18:15
        13h 27m
        1 stop
        HLN15:42
        Sat, Feb 22|Seoul - Helena|Asiana Airlines
        IDR 12,562,262IDR 16,170,583
        22% OFF
        22% OFF
        IDR 16,170,583IDR 12,562,262

        Choose Asiana Airlines flights from Seoul to Helena. The one-way connecting flight with Asiana Airlines departs from Incheon International Airport on Sat, Feb 22, arriving at Helena Regional Airport. One-way Prices start from IDR 12,562,262 including taxes and charges.

      • ICN16:10
        15h 32m
        1 stop
        HLN15:42
        Sat, Feb 22|Seoul - Helena|Korean Air
        IDR 12,571,236
        IDR 12,571,236

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Sat, Feb 22, arriving at Helena Regional Airport. One-way Prices start from IDR 12,571,236 including taxes and charges.

      • ICN16:10
        15h 32m
        1 stop
        HLN15:42
        Mon, Mar 3|Seoul - Helena|Korean Air
        IDR 12,752,973
        IDR 12,752,973

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Mon, Mar 3, arriving at Helena Regional Airport. One-way Prices start from IDR 12,752,973 including taxes and charges.

      • ICN16:10
        15h 32m
        1 stop
        HLN15:42
        Thu, Mar 6|Seoul - Helena|Korean Air
        IDR 12,752,973
        IDR 12,752,973

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Thu, Mar 6, arriving at Helena Regional Airport. One-way Prices start from IDR 12,752,973 including taxes and charges.

      • ICN16:10
        15h 32m
        1 stop
        HLN15:42
        Fri, Mar 7|Seoul - Helena|Korean Air
        IDR 12,752,973
        IDR 12,752,973

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Fri, Mar 7, arriving at Helena Regional Airport. One-way Prices start from IDR 12,752,973 including taxes and charges.

      • ICN16:10
        14h 32m
        1 stop
        HLN15:42
        Mon, Mar 10|Seoul - Helena|Korean Air
        IDR 12,752,973
        IDR 12,752,973

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Mon, Mar 10, arriving at Helena Regional Airport. One-way Prices start from IDR 12,752,973 including taxes and charges.

      • ICN18:15
        13h 27m
        1 stop
        HLN15:42
        Wed, Mar 5|Seoul - Helena|Asiana Airlines
        IDR 12,827,014
        IDR 12,827,014

        Choose Asiana Airlines flights from Seoul to Helena. The one-way connecting flight with Asiana Airlines departs from Incheon International Airport on Wed, Mar 5, arriving at Helena Regional Airport. One-way Prices start from IDR 12,827,014 including taxes and charges.

      • ICN18:15
        13h 27m
        1 stop
        HLN15:42
        Thu, Mar 6|Seoul - Helena|Asiana Airlines
        IDR 13,331,838
        IDR 13,331,838

        Choose Asiana Airlines flights from Seoul to Helena. The one-way connecting flight with Asiana Airlines departs from Incheon International Airport on Thu, Mar 6, arriving at Helena Regional Airport. One-way Prices start from IDR 13,331,838 including taxes and charges.

      • SEL01:00 pm
        3h 5m
        Nonstop
        HLN02:00 pm
        Thu, Feb 20|Seoul - Helena|Korean Air
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Seoul to Helena flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. YP101

    Air Premia

    12:50

    ICN

    11.5h

    08:20

    LAX

    SMTWTFS
    Search

  2. UA2724

    United Airlines

    14:49

    LAX

    2.4h

    18:15

    DEN

    SMTWTFS

  3. UA4705

    United Airlines

    19:10

    DEN

    2.1h

    21:15

    HLN

    SMTWTFS

  4. KE041

    Korean Air

    16:40

    ICN

    10.0h

    10:40

    SEA

    SMTWTFS
    Search

  5. AS2322

    Alaska Airlines

    13:51

    SEA

    1.5h

    16:23

    HLN

    ------S

  6. KE041

    Korean Air

    16:40

    ICN

    10.0h

    10:40

    SEA

    SMTWTFS
    Search

  7. HA6611

    Hawaiian Airlines

    13:10

    SEA

    1.5h

    15:42

    HLN

    SMTWTFS

  8. KE041

    Korean Air

    16:40

    ICN

    10.0h

    10:40

    SEA

    SMTWTFS
    Search

  9. AS2222

    Alaska Airlines

    13:00

    SEA

    1.5h

    15:31

    HLN

    SMTWTFS

  10. UA892

    United Airlines

    16:50

    ICN

    10.7h

    11:30

    SFO

    SMTWTFS
    Search

  11. UA1791

    United Airlines

    12:55

    SFO

    2.8h

    16:40

    DEN

    SMTWTFS

  12. UA4705

    United Airlines

    19:10

    DEN

    2.1h

    21:15

    HLN

    SMTWTFS

  13. AC064

    Air Canada

    17:45

    ICN

    9.9h

    11:40

    YVR

    SMTWTFS
    Search

  14. AC8712

    Air Canada

    13:30

    YVR

    2.8h

    17:20

    DEN

    SMTWTFS

  15. UA4705

    United Airlines

    19:10

    DEN

    2.1h

    21:15

    HLN

    SMTWTFS

  16. OZ272

    Asiana Airlines

    18:15

    ICN

    10.3h

    12:30

    SEA

    SMTWTFS
    Search

  17. AS2322

    Alaska Airlines

    13:51

    SEA

    1.5h

    16:23

    HLN

    ------S

  18. OZ272

    Asiana Airlines

    18:15

    ICN

    10.3h

    12:30

    SEA

    SMTWTFS
    Search

  19. AS2222

    Alaska Airlines

    13:00

    SEA

    1.5h

    15:31

    HLN

    SMTWTFS

  20. DL170

    Delta Air Lines

    18:40

    ICN

    12.3h

    17:00

    MSP

    SMTWTFS
    Search

  21. DL2607

    Delta Air Lines

    18:08

    MSP

    3.0h

    20:08

    SLC

    SMTWTFS

  22. DL3839

    Delta Air Lines

    21:05

    SLC

    1.5h

    22:35

    HLN

    SMTWTFS

  23. DL196

    Delta Air Lines

    19:20

    ICN

    10.3h

    13:35

    SEA

    SMTWTFS
    Search

  24. DL1165

    Delta Air Lines

    17:05

    SEA

    2.1h

    20:14

    SLC

    SMTWTFS

  25. DL3839

    Delta Air Lines

    21:05

    SLC

    1.5h

    22:35

    HLN

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Seoul to Helena?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Helena from Seoul have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Seoul (SEL) to Helena (HLN) the cheapest?

    Airlines adjust prices for flights from Seoul to Helena based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seoul (SEL) to Helena (HLN) cost?

    According to Trip.com's data, the lowest price is around IDR 21,041,059.

  • How many airports are there in Helena (HLN)?

    There are 1 airport(s) near Helena (HLN): Helena Regional Airport.

How to find a cheap flight from Seoul to Helena

Understanding the common pitfalls when booking your flight tickets can help you save massively when it comes time to fly. We’ve listed our six essential steps to keep in mind when you’re booking flight tickets to help you find the best price.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Seoul to Helena

Cheapest direct flight priceIDR 12,443,347
Off-season for travelFebruary
Peak season for travelNovember
Flight distance8,976.07 km
Popular airlineJeju Air

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.