$186+ 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
Jul 14 — Jul 211
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Billings with Cheapflights
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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
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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
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Best
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Cheapest flights from San Diego to BillingsExplore 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 June 14, 2026.
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 June 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:13 pm
SAN
- BIL
1 stop13h 16m
Multiple Airlines
Fri 10/3011:19 am
BIL
- SAN
1 stop22h 43m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:51 pm
SAN
- BIL
1 stop11h 19m
Multiple Airlines
Mon 8/1010:00 am
BIL
- SAN
1 stop11h 06m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 9/241:22 pm
SAN
- BIL
1 stop25h 59m
Multiple Airlines
Fri 10/210:22 pm
BIL
- SAN
2 stops22h 15m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:59 pm
SAN
- BIL
1 stop7h 51m
Alaska Airlines
Fri 10/307:32 pm
BIL
- SAN
1 stop15h 34m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$353
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:50 pm
SAN
- BIL
1 stop6h 39m
Alaska Airlines
Sun 9/206:14 am
BIL
- SAN
1 stop8h 07m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:01 pm
SAN
- BIL
1 stop4h 49m
Delta
Tue 7/215:20 am
BIL
- SAN
1 stop4h 21m
Delta
Deal found 6/10![Delta logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 10/202:59 pm
SAN
- BIL
1 stop7h 51m
Alaska Airlines
Sat 10/243:44 pm
BIL
- SAN
1 stop5h 34m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:16 pm
SAN
- BIL
1 stop17h 46m
Alaska Airlines
Sun 9/67:29 pm
BIL
- SAN
1 stop16h 10m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$367
Best flights from San Diego to BillingsDiscover carefully curated flight deals from San Diego to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
Discover carefully curated flight deals from San Diego to Billings that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 14, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/74:07 pm
SAN
- BIL
1 stop5h 47m
United Airlines
Thu 7/96:00 pm
BIL
- SAN
1 stop5h 25m
United Airlines
Deal found 6/9![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 7/79:46 am
SAN
- BIL
1 stop7h 06m
Delta
Tue 7/145:20 am
BIL
- SAN
1 stop4h 21m
Delta
Deal found 6/9![Delta logo]()
$361
This Orbitz deal was found by Cheapflights users on 6/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:16 pm
SAN
- BIL
1 stop17h 46m
Alaska Airlines
Sun 9/67:29 pm
BIL
- SAN
1 stop16h 10m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 7/96:35 am
SAN
- BIL
1 stop7h 54m
United Airlines
Wed 7/156:00 pm
BIL
- SAN
1 stop5h 25m
United Airlines
Deal found 6/13![United Airlines logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 7/153:16 pm
SAN
- BIL
1 stop7h 35m
Alaska Airlines
Tue 7/217:22 pm
BIL
- SAN
1 stop14h 48m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 6/11. 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 7/85:01 pm
SAN
- BIL
1 stop4h 49m
Delta
Thu 7/2311:50 am
BIL
- SAN
1 stop7h 16m
Delta
Deal found 6/11![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:30 am
SAN
- BIL
1 stop7h 56m
United Airlines
Tue 9/155:00 am
BIL
- SAN
2 stops7h 35m
United Airlines
Deal found 6/11![United Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/77:44 am
SAN
- BIL
2 stops15h 07m
Alaska Airlines
Thu 7/91:45 pm
BIL
- SAN
1 stop8h 04m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Mon 7/136:35 am
SAN
- BIL
1 stop7h 54m
United Airlines
Mon 7/206:00 pm
BIL
- SAN
1 stop5h 25m
United Airlines
Deal found 6/13![United Airlines logo]()
$458
Last-minute flights from San Diego to BillingsDiscover last-minute flight deals from San Diego to Billings. Data last updated June 14, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Billings. Data last updated June 14, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/46:50 am
SAN
- BIL
1 stop7h 13m
Alaska Airlines
Tue 7/77:22 pm
BIL
- SAN
1 stop14h 48m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/74:07 pm
SAN
- BIL
1 stop5h 47m
United Airlines
Tue 7/147:00 am
BIL
- SAN
2 stops10h 07m
United Airlines
Deal found 6/9![United Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 7/77:44 am
SAN
- BIL
2 stops15h 07m
Alaska Airlines
Thu 7/91:45 pm
BIL
- SAN
1 stop8h 04m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 6/11. 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 7/85:01 pm
SAN
- BIL
1 stop4h 49m
Delta
Thu 7/2311:50 am
BIL
- SAN
1 stop7h 16m
Delta
Deal found 6/11![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:35 am
SAN
- BIL
1 stop7h 54m
United Airlines
Wed 7/156:00 pm
BIL
- SAN
1 stop5h 25m
United Airlines
Deal found 6/11![United Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:01 pm
SAN
- BIL
1 stop4h 49m
Delta
Tue 7/215:20 am
BIL
- SAN
1 stop4h 21m
Delta
Deal found 6/10![Delta logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 7/153:16 pm
SAN
- BIL
1 stop7h 35m
Alaska Airlines
Tue 7/217:22 pm
BIL
- SAN
1 stop14h 48m
Alaska Airlines
Deal found 6/9![Alaska Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Thu 7/306:35 am
SAN
- BIL
1 stop5h 47m
United Airlines
Tue 8/44:10 pm
BIL
- SAN
2 stops8h 44m
United Airlines
Deal found 6/13![United Airlines logo]()
$421
One-way flights from San Diego to BillingsSearch for one-way flight options from San Diego to Billings. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
Search for one-way flight options from San Diego to Billings. Find affordable one-way fares based on user searches. Data last updated June 14, 2026.
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:35 pm
SAN
- BIL
1 stop15h 56m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:01 pm
SAN
- BIL
1 stop4h 49m
Delta
Deal found 6/12![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 6/9. 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 6/245:01 pm
SAN
- BIL
1 stop4h 48m
Delta
Deal found 6/9![Delta logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:47 pm
SAN
- BIL
2 stops19h 55m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:25 am
SAN
- BIL
3 stops28h 06m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$442
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:46 pm
SAN
- BIL
2 stops9h 29m
American Airlines
Deal found 6/11![American Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:19 pm
SAN
- BIL
3 stops49h 32m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 6/13. 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 6/246:20 am
SAN
- BIL
3 stops13h 57m
United Airlines
Deal found 6/13![United Airlines logo]()
$734
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 June 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $266 (Kiwi.com) |
One-way from | $181 |
Popular in | September |
Cheapest in | August |
Average price | $467 |
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 June 14, 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
Cheapest round-trip
Quickest round-trip
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Tue 7/7
4:07 pm-10:54 pm
1 stop5h 47m
Billings Logan Intl
Thu 7/9
6:00 pm-10:25 pm
1 stop5h 25m
$361
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Tue 7/7
9:46 am-5:52 pm
1 stop7h 06m
Billings Logan Intl
Tue 7/14
5:20 am-8:41 am
1 stop4h 21m
$361
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Thu 7/9
6:35 am-3:29 pm
1 stop7h 54m
Billings Logan Intl
Wed 7/15
6:00 pm-10:25 pm
1 stop5h 25m
$361
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Fri 9/4
8:16 pm-3:02 pm
1 stop17h 46m
Billings Logan Intl
Sun 9/6
7:29 pm-10:39 am
1 stop16h 10m
$367
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Fri 9/11
6:30 am-3:26 pm
1 stop7h 56m
Billings Logan Intl
Tue 9/15
5:00 am-11:35 am
2 stops7h 35m
$369
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Wed 7/15
3:16 pm-11:51 pm
1 stop7h 35m
Billings Logan Intl
Tue 7/21
7:22 pm-9:10 am
1 stop14h 48m
$386
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Wed 7/8
5:01 pm-10:50 pm
1 stop4h 49m
Billings Logan Intl
Thu 7/23
11:50 am-6:06 pm
1 stop7h 16m
$400
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Tue 7/7
7:44 am-11:51 pm
2 stops15h 07m
Billings Logan Intl
Thu 7/9
1:45 pm-8:49 pm
1 stop8h 04m
$446
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Mon 7/13
6:35 am-3:29 pm
1 stop7h 54m
Billings Logan Intl
Mon 7/20
6:00 pm-10:25 pm
1 stop5h 25m
$458
Cheapest one-way
San DiegoBillings
SAN - BIL
SANBIL
San Diego
Tue 8/18
7:56 pm-6:40 pm
2 stops21h 44m
$312
Showing 1-10 of 14 resultsSorted 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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SAN-BIL
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, August is the cheapest month in which you can book a flight from San Diego to Billings (average of $284). Flying from San Diego to Billings in September is currently the most expensive (average of $558). 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.
How much does it cost to fly round-trip from San Diego to Billings?
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 June 14, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited 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.
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Food
7.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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.
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
Billings flight routes
Complete your trip
Flights by cabin class
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Other flights from San Diego
Popular flights
Alternative routes for San Diego to Billings
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Other flights to Billings
Explore flights to Billings departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 14, 2026.
Complete your trip
Complete your trip to Billings by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Billings by cabin class
Find flights from San Diego to Billings, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Billings flights
Browse other San Diego and Billings flight options. Last updated on June 14, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on June 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$252 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$254 | Average$376 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$348 | FlexibilityNo cancel fee | On-time75% |