HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oakland

$142+ Cheap flights from Billings to Oakland, CA (BIL - OAK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — OAK
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Billings to Oakland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Billings to Oakland

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Oakland (OAK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 3, 2025.

Round-trip from

$416
(Mytrip)

One-way from

$142
(Hawaiian Airlines)

Popular in

June

Cheapest in

April

Average price

$328
From Billings Logan Intl to Oakland
Search Deals
One-way flight from Billings Logan Intl to Oakland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Billings to Oakland

Cheapest flights from Billings to Oakland
Explore the most affordable flight options available from Billings to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/1810:26 pmBIL - OAK
1 stop11h 02mMultiple Airlines
dom. 7/206:00 amOAK - BIL
2 stops14h 14mMultiple Airlines
Deal found 7/1$416
This Alaska Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/23:45 pmBIL - OAK
1 stop4h 33mAlaska Airlines
sáb. 8/97:00 amOAK - BIL
1 stop16h 08mAlaska Airlines
Deal found 7/2$435
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/23:45 pmBIL - OAK
1 stop4h 33mHawaiian Airlines
sáb. 12/208:00 amOAK - BIL
1 stop4h 15mHawaiian Airlines
Deal found 7/2$547
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/186:26 pmBIL - OAK
1 stop6h 29mDelta
dom. 7/204:55 pmOAK - BIL
1 stop6h 12mDelta
Deal found 7/1$557

Cheapflights Fare Finder

Customize your flight search to find flights from Billings to Oakland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Billings to Oakland that are best for you.

Fly from

Billings

Fly to

Oakland

Route

Depart

Return

Price

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

vie. 7/18

10:26 pm-8:28 am

1 stop11h 02m

Oakland

dom. 7/20

6:00 am-9:14 pm

2 stops14h 14m

$416

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

sáb. 8/2

3:45 pm-7:18 pm

1 stop4h 33m

Oakland

sáb. 8/9

7:00 am-12:08 am

1 stop16h 08m

$435

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

sáb. 8/2

3:45 pm-7:18 pm

1 stop4h 33m

Oakland

sáb. 12/20

8:00 am-1:15 pm

1 stop4h 15m

$547

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

vie. 7/18

6:26 pm-11:55 pm

1 stop6h 29m

Oakland

dom. 7/20

4:55 pm-12:07 am

1 stop6h 12m

$557

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

vie. 9/19

7:18 pm-12:04 am

1 stop5h 46m

$142

BillingsOakland

BIL - OAK

BILOAK

Billings Logan Intl

sáb. 8/2

7:17 pm-12:01 am

1 stop5h 44m

$218

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Billings to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Billings with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Billings to Oakland

What is the cheapest month to book a flight from Billings to Oakland, California?

Currently, April is the cheapest month in which you can book a flight from Billings to Oakland, California (average of $183). Flying from Billings to Oakland, California in November is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BIL to OAK?

Find hourly flight availability from Billings to Oakland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

One of the essential ways to save on airfare from Billings to Oakland, California is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 15% on airfare.

Reviews of airlines servicing Oakland

Get insights into the airlines that provide service to Oakland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oakland. Reviews last updated julio 3, 2025.
Read through reviews of airlines operating flights from Billings to Oakland, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Billings to Oakland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Billings to Oakland, California round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Oakland, California, with prices starting at $435. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Delta, with the lowest prices starting at $547 and $557, respectively.

  • Can I find deals for flights from Billings to Oakland that include hotel bookings?

    Yes. In addition to deals on Billings to Oakland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Billings to Oakland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Oakland.

  • Can I find deals for business class flights from Billings to Oakland?

    Yes. Cheapflights offers flight deals from Billings to Oakland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Billings to Oakland, California?

    Currently, April is the cheapest month in which you can book a flight from Billings to Oakland, California (average of $183). Flying from Billings to Oakland, California in November is currently the most expensive (average of $259). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Billings to Oakland

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to San Francisco flights
Kalispell to San Francisco flights
Kalispell to Los Angeles flights
Bozeman to Los Angeles flights
Missoula to San Francisco flights
Bozeman to Las Vegas flights
Bozeman to San Diego flights
Missoula to San Diego flights
Billings to Los Angeles flights
Billings to Las Vegas flights
Kalispell to Las Vegas flights
Bozeman to Santa Ana flights
Great Falls to Las Vegas flights
Missoula to Las Vegas flights
Missoula to Oakland flights
Billings to Santa Ana flights
Kalispell to Reno flights
Bozeman to Oakland flights
Billings to San Diego flights
Bozeman to Long Beach flights
Bozeman to Ontario flights
Kalispell to Sacramento flights
Kalispell to San Diego flights
Helena to Santa Ana flights
Billings to San Francisco flights
Missoula to Los Angeles flights
Missoula to Sacramento flights
Missoula to Ontario flights
Bozeman to San Jose flights
Missoula to San Jose flights
Bozeman to Sacramento flights
Kalispell to Ontario flights
Billings to Ontario flights
Missoula to Reno flights
Billings to Reno flights
Kalispell to Santa Ana flights
Butte to San Francisco flights
Great Falls to Santa Ana flights
Billings to Sacramento flights
Butte to Las Vegas flights
Helena to Las Vegas flights
Helena to San Diego flights
Missoula to Santa Ana flights
Butte to Santa Ana flights
Great Falls to Sacramento flights
Helena to Los Angeles flights
Billings to San Jose flights
Bozeman to Medford flights
Bozeman to Reno flights
Bozeman to Burbank flights

Top 2 airlines flying from Billings to Oakland

Discover the top 2 airlines that operate flights from Billings to Oakland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$197Average$292FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$293Average$562FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.