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

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

Mar 2025
From$39*
Viewed: 13 hours ago
Flight Type One Way/Economy
$39
Displaying fares for March-2025
25

Tu

MAR

26

We

27

Th

28

Fr

29

Sa

30

Su

31

Mo

01

Tu

APR

02

We

03

Th

04

Fr

05

Sa

06

Su

07

Mo

08

Tu

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

Range$39

*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 Billings to Sidney, MT plane ticket offers

$
Find Billings to Sidney, MT plane ticket offers
From
To
Fare Type
Dates
Price
Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 06/01/2025

Fares From

$39

Viewed: 1 day ago

Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 06/03/2025

Fares From

$39

Viewed: 1 day ago

Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 05/24/2025

Fares From

$39

Viewed: 1 day ago

Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 05/26/2025

Fares From

$39

Viewed: 1 day ago

Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 10/13/2025

Fares From

$39

Viewed: 21 hours ago

Billings (BIL)Sidney, MT (SDY)One-way
/
Economy		Depart: 10/15/2025

Fares From

$39

Viewed: 21 hours ago

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

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

Find more flight offers

Explore Cape Air's Top-Pick Destinations