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Helena Regional Airport to Sidney-Richland Municipal Airport flight
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Cheap Flights from Helena Regional Airport to Sidney-Richland Municipal Airport

Search for flights from Helena to Sidney and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • HLN07:00
        28h 50m
        2 stops
        SDY11:50
        Helena - Sidney|Tue, Jul 23|Alaska Airlines
        £258£722
        64% OFF
        64% OFF
        £722£258
      • HLN07:00
        26h
        2 stops
        SDY09:00
        Helena - Sidney|Mon, Jul 29|Alaska Airlines
        £303£722
        57% OFF
        57% OFF
        £722£303
      • HLN06:45
        12h 55m
        2 stops
        SDY19:40
        Helena - Sidney|Mon, Jul 29|United Airlines
        £469£722
        35% OFF
        35% OFF
        £722£469
      • HLN06:45
        9h 58m
        2 stops
        SDY16:43
        Helena - Sidney|Tue, Jul 23|United Airlines
        £552
        £552
      • HLN06:00
        7h 50m
        2 stops
        SDY13:50
        Helena - Sidney|Tue, Jul 23|Delta Air Lines
        £650
        £650
      • HLN06:00
        7h 50m
        2 stops
        SDY13:50
        Helena - Sidney|Mon, Jul 29|Delta Air Lines
        £650
        £650
      • HLN13:00
        3h 5m
        Direct
        SDY14:00
        Helena - Sidney|Wed, Jul 3|Alaska Airlines
        Find More Flights
        Find More Flights

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

Selected Airlines from Helena Regional Airport to Sidney-Richland Municipal Airport

See which airlines fly from Helena to Sidney. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Alaska Airlines
From £258
United Airlines
From £469
Delta Air Lines
From £650
ANA airlines

Find more flights and airlines

Flight Schedule from Helena Regional Airport to Sidney-Richland Municipal Airport

Check the schedule for flights from Helena to Sidney and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL3901

    Delta Air Lines

    06:00

    HLN

    1.4h

    07:26

    SLC

    SMTWTFS
    Search

  2. DL4038

    Delta Air Lines

    09:35

    SLC

    1.4h

    11:00

    BIL

    SMTWTFS

  3. 9K1781

    Cape Air

    12:05

    BIL

    1.8h

    13:50

    SDY

    SMTWTFS

  4. UA5469

    United Airlines

    06:45

    HLN

    2.1h

    08:53

    DEN

    SMTWTFS
    Search

  5. UA1884

    United Airlines

    19:45

    DEN

    1.6h

    21:19

    BIL

    SMTWTFS

  6. 9K1775

    Cape Air

    07:15

    BIL

    1.8h

    09:00

    SDY

    SMTWTFS

  7. UA5469

    United Airlines

    06:45

    HLN

    2.1h

    08:53

    DEN

    SMTWTFS
    Search

  8. UA5257

    United Airlines

    21:05

    DEN

    1.6h

    22:39

    BIL

    SMTWTFS

  9. 9K1775

    Cape Air

    07:15

    BIL

    1.8h

    09:00

    SDY

    SMTWTFS

  10. UA5469

    United Airlines

    06:45

    HLN

    2.1h

    08:53

    DEN

    SMTWTFS
    Search

  11. UA703

    United Airlines

    11:50

    DEN

    1.6h

    13:24

    BIL

    SMTWTFS

  12. 9K1785

    Cape Air

    18:00

    BIL

    1.7h

    19:40

    SDY

    SMTWTFS

  13. UA5469

    United Airlines

    06:45

    HLN

    2.1h

    08:53

    DEN

    SMTWTFS
    Search

  14. UA5747

    United Airlines

    15:32

    DEN

    1.6h

    17:10

    BIL

    SM-WTFS

  15. 9K1785

    Cape Air

    18:00

    BIL

    1.7h

    19:40

    SDY

    SMTWTFS

  16. UA5469

    United Airlines

    06:45

    HLN

    2.1h

    08:53

    DEN

    SMTWTFS
    Search

  17. UA703

    United Airlines

    11:50

    DEN

    1.6h

    13:24

    BIL

    SMTWTFS

  18. 9K1789

    Cape Air

    15:03

    BIL

    1.7h

    16:43

    SDY

    SMTWTFS

  19. AS2182

    Alaska Airlines

    07:04

    HLN

    1.9h

    07:55

    SEA

    SMTWTFS
    Search

  20. AS2367

    Alaska Airlines

    20:40

    SEA

    1.8h

    23:29

    BIL

    SMTWTFS

  21. 9K1775

    Cape Air

    07:15

    BIL

    1.8h

    09:00

    SDY

    SMTWTFS

  22. AS2182

    Alaska Airlines

    07:04

    HLN

    1.9h

    07:55

    SEA

    SMTWTFS
    Search

  23. AS2360

    Alaska Airlines

    08:55

    SEA

    1.9h

    11:48

    BIL

    SMTWTFS

  24. 9K1781

    Cape Air

    12:05

    BIL

    1.8h

    13:50

    SDY

    SMTWTFS

  25. UA4686

    United Airlines

    14:26

    HLN

    2.1h

    16:30

    DEN

    SMTWTFS
    Search

  26. UA1884

    United Airlines

    19:45

    DEN

    1.6h

    21:19

    BIL

    SMTWTFS

  27. 9K1775

    Cape Air

    07:15

    BIL

    1.8h

    09:00

    SDY

    SMTWTFS

  28. AS2348

    Alaska Airlines

    15:44

    HLN

    1.8h

    16:29

    SEA

    SMTWTFS
    Search

  29. AS2367

    Alaska Airlines

    20:40

    SEA

    1.8h

    23:29

    BIL

    SMTWTFS

  30. 9K1775

    Cape Air

    07:15

    BIL

    1.8h

    09:00

    SDY

    SMTWTFS
Find more flights and airlines

Helena Regional Airport to Sidney-Richland Municipal Airport Flights Info

Flight distance602.12km

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