How much is the cheapest flight to Petroleum County?

Prices were available within the past 7 days and start at $74 for one-way flights and $137 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 17 - Wed, Feb 25

SEA

Seattle

BIL

Billings

$137 Roundtrip, found 3 hours ago

$137

Roundtrip

found 3 hours ago

Select Alaska Airlines flight, departing Tue, Feb 17 from Seattle to Billings, returning Wed, Feb 25, priced at $137 found 3 hours ago

Tue, Feb 17 - Wed, Feb 25

SEA

Seattle

BIL

Billings

$147 Roundtrip, found 3 hours ago

$147

Roundtrip

found 3 hours ago

Select Delta flight, departing Tue, Feb 17 from Seattle to Billings, returning Wed, Feb 25, priced at $147 found 3 hours ago

Tue, Feb 10 - Wed, Feb 18

SEA

Seattle

BIL

Billings

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Feb 10 from Seattle to Billings, returning Wed, Feb 18, priced at $157 found 1 day ago

Sat, Feb 21 - Mon, Feb 23

SEA

Seattle

BIL

Billings

$162 Roundtrip, found 6 days ago

$162

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Sat, Feb 21 from Seattle to Billings, returning Mon, Feb 23, priced at $162 found 6 days ago

Mon, Feb 9 - Tue, Feb 17

SEA

Seattle

BIL

Billings

$162 Roundtrip, found 14 hours ago

$162

Roundtrip

found 14 hours ago

Select Alaska Airlines flight, departing Mon, Feb 9 from Seattle to Billings, returning Tue, Feb 17, priced at $162 found 14 hours ago

Sat, Mar 14 - Tue, Mar 24

SEA

Seattle

BIL

Billings

$164 Roundtrip, found 5 days ago

$164

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Sat, Mar 14 from Seattle to Billings, returning Tue, Mar 24, priced at $164 found 5 days ago

Sat, Feb 7 - Mon, Feb 9

SEA

Seattle

BIL

Billings

$165 Roundtrip, found 5 hours ago

$165

Roundtrip

found 5 hours ago

Select Alaska Airlines flight, departing Sat, Feb 7 from Seattle to Billings, returning Mon, Feb 9, priced at $165 found 5 hours ago

Tue, Feb 24 - Wed, Mar 4

SEA

Seattle

BIL

Billings

$187 Roundtrip, found 2 days ago

$187

Roundtrip

found 2 days ago

Select United flight, departing Tue, Feb 24 from Seattle to Billings, returning Wed, Mar 4, priced at $187 found 2 days ago

Wed, Mar 18 - Tue, Mar 24

PHX

Phoenix

BIL

Billings

$213 Roundtrip, found 2 days ago

$213

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Mar 18 from Phoenix to Billings, returning Tue, Mar 24, priced at $213 found 2 days ago

Tue, Feb 24 - Sat, Feb 28

ORD

Chicago

BIL

Billings

$219 Roundtrip, found 5 days ago

$219

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Tue, Feb 24 from Chicago to Billings, returning Sat, Feb 28, priced at $219 found 5 days ago