Cheap Flights from Petroleum County from ₹14,270

View ₹14,270 flight on Sun, 13 Dec 2026Opens in a new window

Flight 1

Popular airlines from Petroleum County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Southwest Airlines

  • Lufthansa

  • British Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Petroleum County

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

Delta
Sun, 13 Dec - Sat, 19 Dec
BIL
Billings
LAS
Las Vegas
₹30,437 Return, found 6 days ago
₹30,437
Return
found 6 days ago
Select Delta flight, departing Sun, 13 Dec from Billings to Las Vegas, returning Sat, 19 Dec, priced at ₹30,437 found 6 days ago
United
Mon, 21 Dec - Fri, 1 Jan
BIL
Billings
SEA
Seattle
₹32,745 Return, found 2 days ago
₹32,745
Return
found 2 days ago
Select United flight, departing Mon, 21 Dec from Billings to Seattle, returning Fri, 1 Jan, priced at ₹32,745 found 2 days ago
Delta
Tue, 20 Oct - Thu, 5 Nov
BIL
Billings
SEA
Seattle
₹32,837 Return, found 2 days ago
₹32,837
Return
found 2 days ago
Select Delta flight, departing Tue, 20 Oct from Billings to Seattle, returning Thu, 5 Nov, priced at ₹32,837 found 2 days ago
United
Sun, 13 Dec - Sat, 19 Dec
BIL
Billings
LAS
Las Vegas
₹34,237 Return, found 6 days ago
₹34,237
Return
found 6 days ago
Select United flight, departing Sun, 13 Dec from Billings to Las Vegas, returning Sat, 19 Dec, priced at ₹34,237 found 6 days ago
American Airlines
Sun, 13 Dec - Sat, 19 Dec
BIL
Billings
LAS
Las Vegas
₹35,376 Return, found 6 days ago
₹35,376
Return
found 6 days ago
Select American Airlines flight, departing Sun, 13 Dec from Billings to Las Vegas, returning Sat, 19 Dec, priced at ₹35,376 found 6 days ago
Delta
Wed, 23 Sept - Sat, 26 Sept
BIL
Billings
LAS
Las Vegas
₹35,932 Return, found 22 hours ago
₹35,932
Return
found 22 hours ago
Select Delta flight, departing Wed, 23 Sept from Billings to Las Vegas, returning Sat, 26 Sept, priced at ₹35,932 found 22 hours ago
United
Mon, 21 Dec - Fri, 1 Jan
BIL
Billings
SEA
Seattle
₹37,470 Return, found 2 days ago
₹37,470
Return
found 2 days ago
Select United flight, departing Mon, 21 Dec from Billings to Seattle, returning Fri, 1 Jan, priced at ₹37,470 found 2 days ago
Delta
Tue, 20 Oct - Thu, 5 Nov
BIL
Billings
SEA
Seattle
₹38,131 Return, found 2 days ago
₹38,131
Return
found 2 days ago
Select Delta flight, departing Tue, 20 Oct from Billings to Seattle, returning Thu, 5 Nov, priced at ₹38,131 found 2 days ago
Delta
Tue, 20 Oct - Thu, 5 Nov
BIL
Billings
SEA
Seattle
₹38,890 Return, found 2 days ago
₹38,890
Return
found 2 days ago
Select Delta flight, departing Tue, 20 Oct from Billings to Seattle, returning Thu, 5 Nov, priced at ₹38,890 found 2 days ago
Delta
Sun, 13 Dec - Sat, 19 Dec
BIL
Billings
LAS
Las Vegas
₹38,892 Return, found 6 days ago
₹38,892
Return
found 6 days ago
Select Delta flight, departing Sun, 13 Dec from Billings to Las Vegas, returning Sat, 19 Dec, priced at ₹38,892 found 6 days ago

Explore a world of travel with Expedia

*Available to Expedia members.