Sidney, MT (SDY) to Billings (BIL) Flight Deals from $39!

Promo Code

Cape Air Tickets for Upcoming Sidney, MT (SDY) to Billings (BIL) Flights

$39
Displaying fares for July-2025
  • 08

    Tu

    JUL

  • 09

    We

  • 10

    Th

  • 11

    Fr

  • 12

    Sa

  • 13

    Su

  • 14

    Mo

  • 15

    Tu

  • 16

    We

  • 17

    Th

  • 18

    Fr

  • 19

    Sa

  • 20

    Su

  • 21

    Mo

  • 22

    Tu

  • 23

    We

  • 24

    Th

  • 25

    Fr

  • 26

    Sa

  • 27

    Su

  • 28

    Mo

  • 29

    Tu

  • 30

    We

  • 31

    Th

  • 01

    Fr

    AUG

  • 02

    Sa

  • 03

    Su

  • 04

    Mo

  • 05

    Tu

  • 06

    We

  • 07

    Th

  • Range$39-$49

    Find Sidney, MT to Billings plane ticket offers

    Find Sidney, MT to Billings plane ticket offers
    From
    To
    Fare Type
    Dates
    Price
    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 07/27/2025

    Fares From

    $39

    Viewed: 1 day ago

    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 08/12/2025

    Fares From

    $39

    Viewed: 1 day ago

    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 08/11/2025

    Fares From

    $39

    Viewed: 1 day ago

    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 10/26/2025

    Fares From

    $39

    Viewed: 13 hours ago

    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 10/27/2025

    Fares From

    $39

    Viewed: 13 hours ago

    Sidney, MT (SDY)Billings (BIL)One-way
    /
    Economy
    Depart: 10/30/2025

    Fares From

    $39

    Viewed: 13 hours ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

    Sidney, MT (SDY) to Billings (BIL) Flight Deals

    Explore Cape Air's Top-Pick Destinations