Cheap Flights to Petroleum County from $50

View $50 flight on Fri, Jan 9, 2026Opens in a new window

Popular airlines to Petroleum County

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • American Airlines

    American Airlines

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

  • Air France

    Air France

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How much is the cheapest flight to Petroleum County?

Prices were available within the past 7 days and start at $50 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Sat, Jan 3 - Wed, Jan 7
BIL
Billings
GGW
Glasgow
$100 Roundtrip, found 9 hours ago
$100
Roundtrip
found 9 hours ago
Select Cape Air flight, departing Sat, Jan 3 from Billings to Glasgow, returning Wed, Jan 7, priced at $100 found 9 hours ago
Cape Air
Thu, Jan 1 - Mon, Jan 5
BIL
Billings
GGW
Glasgow
$110 Roundtrip, found 2 days ago
$110
Roundtrip
found 2 days ago
Select Cape Air flight, departing Thu, Jan 1 from Billings to Glasgow, returning Mon, Jan 5, priced at $110 found 2 days ago
Cape Air
Mon, Dec 29 - Fri, Jan 2
BIL
Billings
GGW
Glasgow
$120 Roundtrip, found 5 days ago
$120
Roundtrip
found 5 days ago
Select Cape Air flight, departing Mon, Dec 29 from Billings to Glasgow, returning Fri, Jan 2, priced at $120 found 5 days ago
Hawaiian Airlines
Sat, Jan 10 - Sat, Jan 17
PDX
Portland
BIL
Billings
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Jan 10 from Portland to Billings, returning Sat, Jan 17, priced at $137 found 1 day ago
Hawaiian Airlines
Sat, Jan 10 - Wed, Jan 14
PDX
Portland
BIL
Billings
$147 Roundtrip, found 1 day ago
$147
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Jan 10 from Portland to Billings, returning Wed, Jan 14, priced at $147 found 1 day ago
Delta
Tue, Jan 13 - Wed, Jan 14
PDX
Portland
BIL
Billings
$147 Roundtrip, found 1 day ago
$147
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 13 from Portland to Billings, returning Wed, Jan 14, priced at $147 found 1 day ago
Delta
Tue, Jan 13 - Wed, Jan 14
PDX
Portland
BIL
Billings
$152 Roundtrip, found 1 day ago
$152
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 13 from Portland to Billings, returning Wed, Jan 14, priced at $152 found 1 day ago
Alaska Airlines
Wed, Feb 4 - Sat, Feb 7
PDX
Portland
BIL
Billings
$154 Roundtrip, found 2 days ago
$154
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Feb 4 from Portland to Billings, returning Sat, Feb 7, priced at $154 found 2 days ago
Alaska Airlines
Tue, Jan 13 - Wed, Jan 14
PDX
Portland
BIL
Billings
$156 Roundtrip, found 1 day ago
$156
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Portland to Billings, returning Wed, Jan 14, priced at $156 found 1 day ago
United
Sun, Jan 11 - Tue, Jan 13
PDX
Portland
BIL
Billings
$187 Roundtrip, found 1 day ago
$187
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jan 11 from Portland to Billings, returning Tue, Jan 13, priced at $187 found 1 day ago

Trending flights to Petroleum County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jan 6 - Thu, Jan 8
DEN
Denver
BIL
Billings
$133 Roundtrip, found 6 days ago
$133
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 6 from Denver to Billings, returning Thu, Jan 8, priced at $133 found 6 days ago

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Travel information

Petroleum County Flights Information

Airlines serving
Cape Air, Delta, Alaska Airlines, United, American Airlines, Hawaiian Airlines
Roundtrip price
from $100
Petroleum County Flights Information

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