HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Billings

$149+ Cheap flights from San Diego to Billings (SAN - BIL)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BIL
Mar 17 — Mar 241
Mon 3/17
Mon 3/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Billings 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 San Diego to Billings

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Billings (BIL). 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 March 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Hawaiian Airlines)

One-way from

$149
(Delta)

Popular in

February

Cheapest in

April

Average price

$409
Provider with most accurate pricing for San Diego-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Billings Logan Intl flights.
Search Deals
From San Diego to Billings Logan Intl
Search Deals
One-way flight from San Diego to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from San Diego to Billings

Cheapest flights from San Diego to Billings
Explore the most affordable flight options available from San Diego to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/10. 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.
Wed 4/237:00 amSAN - BIL
1 stop7h 07mAlaska Airlines
Wed 4/301:34 pmBIL - SAN
1 stop8h 10mAlaska Airlines
Deal found 3/10$256
This Delta deal was found by Cheapflights users on 3/11. 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.
Wed 4/167:15 pmSAN - BIL
1 stop3h 58mDelta
Wed 4/236:26 pmBIL - SAN
1 stop6h 17mDelta
Deal found 3/11$257
This Hawaiian Airlines deal was found by Cheapflights users on 3/12. 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.
Wed 4/166:15 amSAN - BIL
1 stop6h 23mHawaiian Airlines
Sat 4/263:47 pmBIL - SAN
1 stop5h 44mHawaiian Airlines
Deal found 3/12$296
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2011:15 amSAN - BIL
2 stops8h 59mUnited Airlines
Fri 6/275:51 pmBIL - SAN
1 stop5h 23mUnited Airlines
Deal found 3/10$342

Find flights from San Diego to Billings within your budget

Customize your flight search to find flights from San Diego to Billings 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 March 12, 2025.

Fly from

San Diego

Fly to

Billings

Route

Depart

Return

Price

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/23

7:00 am-3:07 pm

1 stop7h 07m

Billings Logan Intl

Wed 4/30

1:34 pm-8:44 pm

1 stop8h 10m

$256

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/16

7:15 pm-12:13 am

1 stop3h 58m

Billings Logan Intl

Wed 4/23

6:26 pm-11:43 pm

1 stop6h 17m

$257

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/16

6:15 am-1:38 pm

1 stop6h 23m

Billings Logan Intl

Sat 4/26

3:47 pm-8:31 pm

1 stop5h 44m

$296

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Fri 6/20

11:15 am-9:14 pm

2 stops8h 59m

Billings Logan Intl

Fri 6/27

5:51 pm-10:14 pm

1 stop5h 23m

$342

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Mon 8/18

7:15 pm-12:16 am

1 stop4h 01m

$149

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Mon 8/18

10:54 am-8:51 pm

2 stops8h 57m

$154

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sun 4/6

6:15 am-11:19 pm

1 stop16h 04m

$215

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sun 4/6

7:30 am-2:15 pm

1 stop5h 45m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Compare providers for flights from San Diego to Billings

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Billings in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Billings flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Billings flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Billings flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from San Diego 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.

Travel insights for flights from San Diego to Billings

Get recent, data-driven insights about flights from San Diego to Billings including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from San Diego to Billings?

Currently, February is the cheapest month in which you can book a flight from San Diego to Billings (average of $396). Flying from San Diego to Billings in June is currently the most expensive (average of $606). 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 SAN to BIL?

Find hourly flight availability from San Diego to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 12, 2025.

It’s optimal to fly from San Diego to Billings in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San Diego to Billings?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Billings. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Billings flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Billings by month

Plan your trip to Billings by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

Temperature in Billings by month

Plan your trip to Billings by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Billings, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated March 12, 2025.
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,735 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
7,953 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,320 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,623 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,735 reviews

Entertainment

7.1

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from San Diego to Billings. 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 San Diego to Billings round-trip?

    Currently priced at $296, Hawaiian Airlines will fly you from San Diego to Billings and back. In addition to Hawaiian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $297 and $307, respectively. Hawaiian Airlines is currently priced 31% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Diego to Billings one-way?

    $149 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $154 and $215, respectively.

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

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

  • How can I find direct flights from San Diego to Billings?

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

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

    Yes. Cheapflights offers flight deals from San Diego to Billings 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 San Diego to Billings?

    Currently, February is the cheapest month in which you can book a flight from San Diego to Billings (average of $396). Flying from San Diego to Billings in June is currently the most expensive (average of $606). 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 San Diego to Billings

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Bozeman flights
Los Angeles to Kalispell flights
San Francisco to Bozeman flights
San Francisco to Kalispell flights
San Diego to Kalispell flights
Los Angeles to Missoula flights
Ontario to Bozeman flights
San Francisco to Missoula flights
San Diego to Bozeman flights
Ontario to Kalispell flights
San Jose to Kalispell flights
Santa Ana to Kalispell flights
Sacramento to Bozeman flights
San Jose to Bozeman flights
Oakland to Kalispell flights
San Francisco to Billings flights
Burbank to Bozeman flights
Santa Ana to Bozeman flights
Oakland to Bozeman flights
Santa Rosa to Kalispell flights
Santa Barbara to Bozeman flights
Fresno to Bozeman flights
Las Vegas to Bozeman flights
Santa Ana to Missoula flights
Ontario to Missoula flights
Oakland to Missoula flights
Los Angeles to Billings flights
San Diego to Missoula flights
San Jose to Missoula flights
Burbank to Kalispell flights
Los Angeles to West Yellowstone flights
Sacramento to Kalispell flights
Sacramento to Billings flights
Ontario to Billings flights
Fresno to Missoula flights
Las Vegas to Kalispell flights
Sacramento to Helena flights
Fresno to Kalispell flights
San Francisco to West Yellowstone flights
Sacramento to Missoula flights
San Jose to Billings flights
San Luis Obispo to Kalispell flights
San Francisco to Helena flights
Los Angeles to Helena flights
Palm Springs to Bozeman flights
Las Vegas to Missoula flights
Burbank to Billings flights
Burbank to Missoula flights
Reno to Bozeman flights
Reno to Missoula flights

Top 3 airlines flying from San Diego to Billings

Discover the top 3 airlines that operate flights from San Diego to Billings. 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 March 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$220Average$348FlexibilityNo cancel feeOn-time75%
DeltaCheapest$254Average$368FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$475FlexibilityNo cancel feeOn-time69%
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.