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

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

*Prices have been viewed by other users searching within the last 48 hours for flights on this route, and may not be currently available. Additional baggage charges and fees may apply. Other terms and conditions may apply.

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: 01/29/2026

Fares From

$39

Viewed: 1 day ago

Sidney, MT (SDY)Billings (BIL)One-way
/
Economy		Depart: 02/02/2026

Fares From

$39

Viewed: 1 day ago

Sidney, MT (SDY)Billings (BIL)One-way
/
Economy		Depart: 02/03/2026

Fares From

$39

Viewed: 1 day ago

Sidney, MT (SDY)Billings (BIL)One-way
/
Economy		Depart: 12/14/2025

Fares From

$39

Viewed: 1 day ago

Sidney, MT (SDY)Billings (BIL)One-way
/
Economy		Depart: 12/16/2025

Fares From

$39

Viewed: 1 day ago

Sidney, MT (SDY)Billings (BIL)One-way
/
Economy		Depart: 12/17/2025

Fares From

$39

Viewed: 1 day 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

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