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Billings

$268+ Cheap flights from San Diego to Billings (SAN - BIL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BIL
Mar 28 — Apr 41
Sat 3/28
Sat 4/4
1 adult, Economy
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Cheap 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 February 26, 2026.

This United Airlines deal was found by Cheapflights users on 2/22. 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.
Wed 3/256:30 am
SAN
-
BIL
1 stop5h 53m
United Airlines
Wed 4/12:35 pm
BIL
-
SAN
1 stop7h 47m
United Airlines
Deal found 2/22$268
This Delta deal was found by Cheapflights users on 2/23. 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.
Fri 4/245:00 pm
SAN
-
BIL
1 stop4h 24m
Delta
Sun 4/265:20 am
BIL
-
SAN
1 stop4h 22m
Delta
Deal found 2/23$271
This Delta deal was found by Cheapflights users on 2/23. 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 7/155:00 pm
SAN
-
BIL
1 stop4h 27m
Delta
Tue 7/215:45 am
BIL
-
SAN
1 stop4h 14m
Delta
Deal found 2/23$311
This Orbitz deal was found by Cheapflights users on 2/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:17 pm
SAN
-
BIL
1 stop16h 46m
Alaska Airlines
Wed 6/177:22 pm
BIL
-
SAN
1 stop14h 51m
Alaska Airlines
Deal found 2/23$314
This Alaska Airlines deal was found by Cheapflights users on 2/24. 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 7/159:17 pm
SAN
-
BIL
1 stop16h 46m
Alaska Airlines
Tue 7/217:22 pm
BIL
-
SAN
1 stop14h 51m
Alaska Airlines
Deal found 2/24$317
This Delta deal was found by Cheapflights users on 2/25. 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.
Sat 9/59:45 am
SAN
-
BIL
1 stop7h 03m
Delta
Wed 9/95:45 am
BIL
-
SAN
2 stops9h 54m
Delta
Deal found 2/25$319
This Alaska Airlines deal was found by Cheapflights users on 2/24. 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 3/2511:27 am
SAN
-
BIL
2 stops11h 31m
Alaska Airlines
Sat 3/282:05 pm
BIL
-
SAN
1 stop6h 42m
Alaska Airlines
Deal found 2/24$322
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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 3/257:16 am
SAN
-
BIL
2 stops15h 42m
Alaska Airlines
Wed 4/112:34 pm
BIL
-
SAN
2 stops9h 55m
Alaska Airlines
Deal found 2/22$328
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/129:07 pm
SAN
-
BIL
1 stop11h 00m
Multiple Airlines
Mon 3/169:57 am
BIL
-
SAN
1 stop28h 16m
Multiple Airlines
Deal found 2/25$329
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Wed 7/86:20 am
SAN
-
BIL
2 stops9h 59m
United Airlines
Tue 7/145:00 am
BIL
-
SAN
1 stop5h 05m
United Airlines
Deal found 2/23$347
This Delta deal was found by Cheapflights users on 2/23. 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.
Sat 7/185:00 pm
SAN
-
BIL
1 stop4h 27m
Delta
Sat 7/255:45 am
BIL
-
SAN
1 stop4h 14m
Delta
Deal found 2/23$348

Find 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 February 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$268
(United Airlines)

Popular in

February

Cheapest in

April

Average price

$784
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
Highest demand for flights based on searches. 27% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
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 February 26, 2026.
Use the filters below to find and compare flights from San Diego to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 3/25

6:30 am-1:23 pm

1 stop5h 53m

Billings Logan Intl

Wed 4/1

2:35 pm-9:22 pm

1 stop7h 47m

$268

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 7/15

3:05 pm-10:37 pm

1 stop6h 32m

Billings Logan Intl

Tue 7/21

5:45 am-8:59 am

1 stop4h 14m

$314

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 3/25

11:27 am-11:58 pm

2 stops11h 31m

Billings Logan Intl

Wed 4/1

7:56 am-3:46 pm

1 stop8h 50m

$322

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Fri 4/24

5:00 pm-10:24 pm

1 stop4h 24m

Billings Logan Intl

Sun 4/26

5:20 am-2:38 pm

2 stops10h 18m

$330

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 3/25

7:38 pm-1:25 pm

1 stop16h 47m

Billings Logan Intl

Sat 3/28

2:05 pm-7:47 pm

1 stop6h 42m

$364

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 7/15

6:55 am-3:03 pm

1 stop7h 08m

Billings Logan Intl

Tue 7/21

7:22 pm-8:04 am

2 stops13h 42m

$376

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sun 3/15

8:59 pm-1:24 pm

2 stops15h 25m

Billings Logan Intl

Mon 3/23

2:05 pm-7:47 pm

1 stop6h 42m

$382

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 3/19

2:37 pm-11:58 pm

1 stop8h 21m

Billings Logan Intl

Sat 3/21

7:56 am-11:58 pm

1 stop17h 02m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Sorted by cheapest first

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Billings

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

Currently, April is the cheapest month in which you can book a flight from San Diego to Billings (average of $122). Flying from San Diego to Billings in February is currently the most expensive (average of $292). 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.

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 February 26, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from San Diego to Billings. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,959 reviews

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,959 reviews
Alaska Airlines
8.0
Very good
11,959 reviews

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,237 reviews
Alaska Airlines
8.0
Very good
11,959 reviews

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,347 reviews
Alaska Airlines
8.0
Very good
11,959 reviews

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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.

  • How long is the flight from San Diego to Billings?

    For as low as $271, United Airlines can have you in Billings from San Diego in 4h 24m. The distance from San Diego to Billings is about 1013 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Diego to Billings round-trip?

    Currently priced at $198, Delta will fly you from San Diego to Billings and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Alaska Airlines - these airlines can fly you to your destination from $252 and $282, respectively. Delta is currently priced 52% below the average price you’ll pay for this route.

  • 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, April is the cheapest month in which you can book a flight from San Diego to Billings (average of $122). Flying from San Diego to Billings in February is currently the most expensive (average of $292). 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

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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 February 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$312FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$252Average$376FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$282Average$329FlexibilityNo cancel feeOn-time75%

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