Cheap flights to Petroleum County

Popular airlines to Petroleum County

  • Aer Lingus

    Aer Lingus

  • Lufthansa

    Lufthansa

  • British Airways

    British Airways

  • Turkish Airlines

    Turkish Airlines

  • American Airlines

    American Airlines

  • Air Serbia

    Air Serbia

  • Swiss International Air Lines

    Swiss International Air Lines

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 15% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Petroleum County

Prices were available within the past 7 days and start at €183 for one-way flights and €302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 11 Oct - Sat, 18 Oct
IAH
Houston
BIL
Billings
€302 Return, found 4 days ago
€302
Return
found 4 days ago
Select American Airlines flight, departing Sat, 11 Oct from Houston to Billings, returning Sat, 18 Oct, priced at €302 found 4 days ago
American Airlines
Sat, 11 Oct - Sat, 18 Oct
IAH
Houston
BIL
Billings
€311 Return, found 4 days ago
€311
Return
found 4 days ago
Select American Airlines flight, departing Sat, 11 Oct from Houston to Billings, returning Sat, 18 Oct, priced at €311 found 4 days ago
Delta
Sat, 11 Oct - Sat, 18 Oct
IAH
Houston
BIL
Billings
€330 Return, found 4 days ago
€330
Return
found 4 days ago
Select Delta flight, departing Sat, 11 Oct from Houston to Billings, returning Sat, 18 Oct, priced at €330 found 4 days ago
American Airlines
Thu, 2 Oct - Sat, 11 Oct
IAH
Houston
BIL
Billings
€332 Return, found 22 hours ago
€332
Return
found 22 hours ago
Select American Airlines flight, departing Thu, 2 Oct from Houston to Billings, returning Sat, 11 Oct, priced at €332 found 22 hours ago
American Airlines
Sat, 11 Oct - Sat, 18 Oct
HOU
Houston
BIL
Billings
€347 Return, found 6 days ago
€347
Return
found 6 days ago
Select American Airlines flight, departing Sat, 11 Oct from Houston to Billings, returning Sat, 18 Oct, priced at €347 found 6 days ago
Delta
Thu, 2 Oct - Sat, 11 Oct
IAH
Houston
BIL
Billings
€366 Return, found 22 hours ago
€366
Return
found 22 hours ago
Select Delta flight, departing Thu, 2 Oct from Houston to Billings, returning Sat, 11 Oct, priced at €366 found 22 hours ago
United
Sat, 11 Oct - Sat, 18 Oct
IAH
Houston
BIL
Billings
€370 Return, found 4 days ago
€370
Return
found 4 days ago
Select United flight, departing Sat, 11 Oct from Houston to Billings, returning Sat, 18 Oct, priced at €370 found 4 days ago
Delta
Thu, 2 Oct - Sat, 11 Oct
IAH
Houston
BIL
Billings
€377 Return, found 22 hours ago
€377
Return
found 22 hours ago
Select Delta flight, departing Thu, 2 Oct from Houston to Billings, returning Sat, 11 Oct, priced at €377 found 22 hours ago
Air Canada
Mon, 16 Mar - Mon, 23 Mar
DUB
Dublin
BIL
Billings
€860 Return, found 3 days ago
€860
Return
found 3 days ago
Select Air Canada flight, departing Mon, 16 Mar from Dublin to Billings, returning Mon, 23 Mar, priced at €860 found 3 days ago
KLM
Tue, 14 Oct - Tue, 21 Oct
DUB
Dublin
BIL
Billings
€918 Return, found 3 days ago
€918
Return
found 3 days ago
Select KLM flight, departing Tue, 14 Oct from Dublin to Billings, returning Tue, 21 Oct, priced at €918 found 3 days ago

Trending flights to 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
Mon, 24 Nov - Mon, 1 Dec
DUB
Dublin
BIL
Billings
€815 Return, found 3 days ago
€815
Return
found 3 days ago
Select Delta flight, departing Mon, 24 Nov from Dublin to Billings, returning Mon, 1 Dec, priced at €815 found 3 days ago

Frequently asked questions

How do I find cheap flights to Petroleum County that have flexible change policies?
Search for low-cost flights to Petroleum County, then mark the "No change fee" box underneath the "Flexible change policies" subheading. It really is that simple. We understand that travel plans can change and flexibility is important, so book with confidence with Expedia.
Which airlines fly to Petroleum County?
Reserve your seat with one of these airlines and Petroleum County will be yours to discover:

  • Cape Air - 395 flights to or near Petroleum County each month, including 395 flights to Logan Intl. Airport (BIL) per month.
  • United Airlines - 121 flights to or near Petroleum County each month, including 121 flights to Logan Intl. Airport (BIL) per month.
  • Delta Air Lines - 117 flights to or near Petroleum County each month, including 117 flights to Logan Intl. Airport (BIL) per month.

How can I find cheap tickets to Petroleum County?
For an unbeatable deal to Petroleum County, book well ahead of time. Also think about using Expedia's handy "flexible dates" link above your search results. This will compare prices for similar time frames. In the last seven days, €302 was the lowest price for a flight to Petroleum County.
How much is a flight to Petroleum County?
You could have locked in a return ticket to Petroleum County from anywhere between €302 and €918 in the last seven days. For one-way trips leaving from Houston (HOU), the lowest price during this time was just €183.
What are the most popular airports to fly into in Petroleum County?
Petroleum County's main entry point is Logan Intl. Airport (BIL). Get your amazing journey underway by locking in an airfare on one of the 807 monthly flights to this destination.
How much is a plane ticket to Petroleum County?
In the last seven days, plane tickets to Petroleum County cost between €302 and €918. Prices usually rise as your travel date nears, so grab a cheap flight today.
What months are the cheapest to book a flight to Petroleum County?
To secure a fabulous deal to Petroleum County, book sometime in February when the price of airfares are at their cheapest. When's the most expensive? In the U.S, it's December.

Book with confidence

Book with confidence

About Petroleum County

Expedia offers flights to Petroleum County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Petroleum County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Petroleum County

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to Expedia members.