App
Customer Support
NZD
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 NZD 1,334

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • ICN04:10 pm
        14h 32m
        1 stop
        HLN03:42 pm
        Wed, Mar 12|Seoul - Helena|Korean Air
        NZD 1,334NZD 1,938
        31% OFF
        31% OFF
        NZD 1,938NZD 1,334

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Wed, Mar 12, arriving at Helena Regional Airport. One-way Prices start from NZD 1,334 including taxes and charges.

      • ICN06:15 pm
        13h 27m
        1 stop
        HLN03:42 pm
        Sat, Feb 22|Seoul - Helena|Asiana Airlines
        NZD 1,342NZD 1,938
        31% OFF
        31% OFF
        NZD 1,938NZD 1,342

        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 NZD 1,342 including taxes and charges.

      • ICN04:10 pm
        15h 32m
        1 stop
        HLN03:42 pm
        Sat, Feb 22|Seoul - Helena|Korean Air
        NZD 1,343NZD 1,938
        31% OFF
        31% OFF
        NZD 1,938NZD 1,343

        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 NZD 1,343 including taxes and charges.

      • ICN04:10 pm
        15h 32m
        1 stop
        HLN03:42 pm
        Mon, Mar 3|Seoul - Helena|Korean Air
        NZD 1,362
        NZD 1,362

        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 NZD 1,362 including taxes and charges.

      • ICN04:10 pm
        15h 32m
        1 stop
        HLN03:42 pm
        Thu, Mar 6|Seoul - Helena|Korean Air
        NZD 1,362
        NZD 1,362

        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 NZD 1,362 including taxes and charges.

      • ICN04:10 pm
        15h 32m
        1 stop
        HLN03:42 pm
        Fri, Mar 7|Seoul - Helena|Korean Air
        NZD 1,362
        NZD 1,362

        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 NZD 1,362 including taxes and charges.

      • ICN06:15 pm
        13h 27m
        1 stop
        HLN03:42 pm
        Wed, Mar 5|Seoul - Helena|Asiana Airlines
        NZD 1,370
        NZD 1,370

        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 NZD 1,370 including taxes and charges.

      • ICN04:10 pm
        14h 32m
        1 stop
        HLN03:42 pm
        Fri, Mar 14|Seoul - Helena|Korean Air
        NZD 1,411
        NZD 1,411

        Choose Korean Air flights from Seoul to Helena. The one-way connecting flight with Korean Air departs from Incheon International Airport on Fri, Mar 14, arriving at Helena Regional Airport. One-way Prices start from NZD 1,411 including taxes and charges.

      • ICN06:15 pm
        13h 27m
        1 stop
        HLN03:42 pm
        Thu, Mar 6|Seoul - Helena|Asiana Airlines
        NZD 1,424
        NZD 1,424

        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 NZD 1,424 including taxes and charges.

      • ICN06:15 pm
        13h 27m
        1 stop
        HLN03:42 pm
        Fri, Mar 7|Seoul - Helena|Asiana Airlines
        NZD 1,424
        NZD 1,424

        Choose Asiana Airlines flights from Seoul to Helena. The one-way connecting flight with Asiana Airlines departs from Incheon International Airport on Fri, Mar 7, arriving at Helena Regional Airport. One-way Prices start from NZD 1,424 including taxes and charges.

      • SEL01:00 pm
        3h 5m
        Nonstop
        HLN02:00 pm
        Fri, Feb 28|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 info.
Departure
Arrival
Weekly Schedule

  1. KE041

    Korean Air

    04:40 pm

    ICN

    10.0h

    10:40 am

    SEA

    SMTWTFS
    Search

  2. AS2222

    Alaska Airlines

    01:00 pm

    SEA

    1.5h

    03:31 pm

    HLN

    SMTWTFS

  3. KE041

    Korean Air

    04:40 pm

    ICN

    10.0h

    10:40 am

    SEA

    SMTWTFS
    Search

  4. HA6611

    Hawaiian Airlines

    01:10 pm

    SEA

    1.5h

    03:42 pm

    HLN

    SMTWTFS

  5. UA892

    United Airlines

    04:50 pm

    ICN

    10.7h

    11:30 am

    SFO

    SMTWTFS
    Search

  6. UA1791

    United Airlines

    01:15 pm

    SFO

    2.7h

    04:59 pm

    DEN

    SMTWTFS

  7. UA4705

    United Airlines

    07:10 pm

    DEN

    2.1h

    09:15 pm

    HLN

    SMTWTFS

  8. AC064

    Air Canada

    05:45 pm

    ICN

    9.9h

    11:40 am

    YVR

    SMTWTFS
    Search

  9. AC8712

    Air Canada

    01:30 pm

    YVR

    2.8h

    05:20 pm

    DEN

    SMTWTFS

  10. UA4705

    United Airlines

    07:10 pm

    DEN

    2.1h

    09:15 pm

    HLN

    SMTWTFS

  11. OZ272

    Asiana Airlines

    06:20 pm

    ICN

    10.2h

    12:30 pm

    SEA

    SMTWTFS
    Search

  12. AS2322

    Alaska Airlines

    01:51 pm

    SEA

    1.5h

    04:23 pm

    HLN

    ------S

  13. OZ272

    Asiana Airlines

    06:20 pm

    ICN

    10.2h

    12:30 pm

    SEA

    SMTWTFS
    Search

  14. AS2222

    Alaska Airlines

    01:00 pm

    SEA

    1.5h

    03:31 pm

    HLN

    SMTWTFS

  15. DL196

    Delta Air Lines

    07:20 pm

    ICN

    10.3h

    01:35 pm

    SEA

    SMTWTFS
    Search

  16. DL1165

    Delta Air Lines

    05:05 pm

    SEA

    2.1h

    08:14 pm

    SLC

    SMTWTFS

  17. DL3839

    Delta Air Lines

    09:05 pm

    SLC

    1.5h

    10:35 pm

    HLN

    SMTWTFS

  18. UA806

    United Airlines

    11:30 am

    ICN

    10.7h

    06:10 am

    SFO

    SMTWTFS
    Search

  19. UA1791

    United Airlines

    01:15 pm

    SFO

    2.7h

    04:59 pm

    DEN

    SMTWTFS

  20. UA4705

    United Airlines

    07:10 pm

    DEN

    2.1h

    09:15 pm

    HLN

    SMTWTFS

  21. UA806

    United Airlines

    11:30 am

    ICN

    10.7h

    06:10 am

    SFO

    SMTWTFS
    Search

  22. UA1691

    United Airlines

    02:25 pm

    SFO

    2.7h

    06:05 pm

    DEN

    SMTWTFS

  23. UA4705

    United Airlines

    07:10 pm

    DEN

    2.1h

    09:15 pm

    HLN

    SMTWTFS

  24. YP101

    Air Premia

    12:50 pm

    ICN

    11.5h

    08:20 am

    LAX

    SMTWTFS
    Search

  25. UA2724

    United Airlines

    02:49 pm

    LAX

    2.4h

    06:15 pm

    DEN

    SMTWTFS

  26. UA4705

    United Airlines

    07:10 pm

    DEN

    2.1h

    09:15 pm

    HLN

    SMTWTFS
Find more flights and airlines

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

We monitor flight fares to help you find the best deals effortlessly

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 departure date and time of your selection. By analyzing data from all airlines, we've discovered that 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 NZD 2,247.

How to find a cheap flight from Seoul to Helena

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seoul to Helena. Book your flights at the right time and save more.
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 nonstop flight priceNZD 1,334
Off-season for travelMarch
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.