What is the cheapest airline that flies from San Diego to Billings Logan Intl?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from San Diego to Billings Logan Intl

What airlines fly to Billings?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Billings from San Diego according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Billings. Keep in mind that there are 3 different airlines that fly to Billings on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Billings Logan Intl Airport?

Prices for flights from San Diego Airport to Billings Logan Intl Airport refresh daily.

How many operators does momondo search for flights from San Diego Airport to Billings Logan Intl Airport?

As of September 2026, there are 3 operators available to choose from for flights from San Diego Airport to Billings Logan Intl Airport.

How old do you have to be to fly from San Diego Airport to Billings Logan Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Billings Logan Intl Airport.

What documentation or ID do you need to fly to Billings Logan Intl Airport?

The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$149 Cheap Flights from San Diego to Billings in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Billings

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:27 pm - 11:25 amSAN San Diego-BIL Billings Logan Intl

15h 58m1 stop Seattle/Tacoma Intl

3:32 pm - 11:32 amBIL Billings Logan Intl-SAN San Diego

21h 00m1 stop Portland

$373Alaska Airlines

Tue, Oct 27 - Tue, Nov 3

9:15 am - 10:43 pmSAN San Diego-BIL Billings Logan Intl

12h 28m1 stop Seattle/Tacoma Intl

5:12 pm - 10:13 amBIL Billings Logan Intl-SAN San Diego

18h 01m1 stop Seattle/Tacoma Intl

$378Alaska Airlines

Sat, Nov 7 - Sun, Nov 15

6:53 am - 3:04 pmSAN San Diego-BIL Billings Logan Intl

7h 11m1 stop Portland

5:12 pm - 10:50 pmBIL Billings Logan Intl-SAN San Diego

6h 38m1 stop Seattle/Tacoma Intl

$378Alaska Airlines

Thu, Oct 29 - Tue, Nov 3

8:45 am - 3:22 pmSAN San Diego-BIL Billings Logan Intl

5h 37m1 stop Denver Intl

5:00 am - 9:10 amBIL Billings Logan Intl-SAN San Diego

5h 10m1 stop Denver Intl

$391United Airlines

Thu, Oct 29 - Tue, Nov 3

4:18 pm - 10:30 pmSAN San Diego-BIL Billings Logan Intl

5h 12m1 stop Denver Intl

5:00 am - 9:10 amBIL Billings Logan Intl-SAN San Diego

5h 10m1 stop Denver Intl

$391United Airlines

Tue, Oct 27 - Tue, Nov 3

5:01 pm - 10:25 pmSAN San Diego-BIL Billings Logan Intl

4h 24m1 stop Salt Lake City

6:29 pm - 11:55 pmBIL Billings Logan Intl-SAN San Diego

6h 26m1 stop Salt Lake City

$391Delta

Wed, Oct 21 - Tue, Oct 27

5:13 pm - 10:20 pmSAN San Diego-BIL Billings Logan Intl

4h 07m1 stop Salt Lake City

5:30 am - 8:58 amBIL Billings Logan Intl-SAN San Diego

4h 28m1 stop Salt Lake City

$391Delta

Thu, Nov 19 - Tue, Dec 1

6:30 am - 12:18 pmSAN San Diego-BIL Billings Logan Intl

4h 48m1 stop Salt Lake City

6:21 pm - 11:58 pmBIL Billings Logan Intl-SAN San Diego

6h 37m1 stop Salt Lake City

$391Delta

Thu, Nov 19 - Tue, Dec 1

6:15 am - 9:12 pmSAN San Diego-BIL Billings Logan Intl

13h 57m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

7:00 am - 2:23 pmBIL Billings Logan Intl-SAN San Diego

8h 23m1 stop Dallas/Fort Worth

$488American Airlines

Tue, Oct 27 - Sun, Nov 1

6:25 am - 9:44 pmSAN San Diego-BIL Billings Logan Intl

14h 19m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

7:00 am - 6:25 pmBIL Billings Logan Intl-SAN San Diego

12h 25m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$719American Airlines

Thu, Nov 19 - Tue, Dec 1

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Delta flights from San Diego to Billings

Our best Delta deals on San Diego to Billings flight tickets

Delta

Nov 19

SAN6:30 amSan Diego

4h 48m

1 stop

BIL12:18 pmBillings Logan Intl

Dec 1

BIL6:21 pmBillings Logan Intl

6h 37m

1 stop

SAN11:58 pmSan Diego

$391

Delta

Oct 27

SAN5:01 pmSan Diego

4h 24m

1 stop

BIL10:25 pmBillings Logan Intl

Nov 1

BIL6:29 pmBillings Logan Intl

5h 11m

1 stop

SAN10:40 pmSan Diego

$411

Delta

Oct 21

SAN5:01 pmSan Diego

4h 24m

1 stop

BIL10:25 pmBillings Logan Intl

Oct 27

BIL5:20 amBillings Logan Intl

8h 38m

2 stops

SAN12:58 pmSan Diego

$417

Alaska Airlines flights from San Diego to Billings

Our best Alaska Airlines deals on San Diego to Billings flight tickets

Alaska Airlines

Oct 27

SAN6:27 pmSan Diego

15h 58m

1 stop

BIL11:25 amBillings Logan Intl

Nov 3

BIL3:32 pmBillings Logan Intl

21h 00m

1 stop

SAN11:32 amSan Diego

$373

Alaska Airlines

Oct 29

SAN6:53 amSan Diego

7h 11m

1 stop

BIL3:04 pmBillings Logan Intl

Nov 3

BIL5:12 pmBillings Logan Intl

6h 38m

1 stop

SAN10:50 pmSan Diego

$378

Alaska Airlines

Dec 3

SAN6:15 amSan Diego

15h 43m

1 stop

BIL10:58 pmBillings Logan Intl

Dec 7

BIL3:32 pmBillings Logan Intl

22h 35m

1 stop

SAN1:07 pmSan Diego

$383

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 10/27

6:27 pm-11:25 am

1 stop15h 58m

Billings Logan Intl

Tue 11/3

3:32 pm-11:32 am

1 stop21h 00m

$373

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Sat 11/7

9:15 am-10:43 pm

1 stop12h 28m

Billings Logan Intl

Sun 11/15

5:12 pm-10:13 am

1 stop18h 01m

$378

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 10/29

6:53 am-3:04 pm

1 stop7h 11m

Billings Logan Intl

Tue 11/3

5:12 pm-10:50 pm

1 stop6h 38m

$378

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 10/29

8:45 am-3:22 pm

1 stop5h 37m

Billings Logan Intl

Tue 11/3

5:00 am-9:10 am

1 stop5h 10m

$391

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 10/27

4:18 pm-10:30 pm

1 stop5h 12m

Billings Logan Intl

Tue 11/3

5:00 am-9:10 am

1 stop5h 10m

$391

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Wed 10/21

5:01 pm-10:25 pm

1 stop4h 24m

Billings Logan Intl

Tue 10/27

6:29 pm-11:55 pm

1 stop6h 26m

$391

Quickest round-trip

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 11/19

5:13 pm-10:20 pm

1 stop4h 07m

Billings Logan Intl

Tue 12/1

5:30 am-8:58 am

1 stop4h 28m

$391

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 11/19

6:30 am-12:18 pm

1 stop4h 48m

Billings Logan Intl

Tue 12/1

6:21 pm-11:58 pm

1 stop6h 37m

$391

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 10/27

6:15 am-9:12 pm

2 stops13h 57m

Billings Logan Intl

Sun 11/1

7:00 am-2:23 pm

1 stop8h 23m

$488

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 11/19

6:25 am-9:44 pm

2 stops14h 19m

Billings Logan Intl

Tue 12/1

7:00 am-6:25 pm

2 stops12h 25m

$719

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Billings

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Billings?

The month of November is, on average, the cheapest month to fly to Billings from San Diego, with most prices found around $304. The month of February is another great option to travel to Billings, with average flight prices from San Diego averaging around $323.

How have San Diego to Billings flight prices changed over time?

As of September 2026, prices for San Diego to Billings flights are approximately 30% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Billings according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Diego to Billings (SAN to BIL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Billings

Best Price Found	$149
Fastest flight time	5h 12m
Direct flights	None

The best one-way flight to Billings from San Diego in the past 72 hours is $149. The best round-trip flight deal from San Diego to Billings found on momondo in the last 72 hours is $373.

The fastest flight from San Diego to Billings takes 5h 12m

There are no direct flights from San Diego to Billings. There are no popular flight routes from San Diego to Billings.

Search flight deals

Frequently asked questions about flying from San Diego to Billings

How far is San Diego to Billings Logan Intl by plane?
A flight from San Diego to Billings Logan Intl will travel around 1012.6 mi. By plane, this route typically takes 5h 12m.
When did momondo last update prices for flights from San Diego Airport to Billings Logan Intl Airport?
Prices for flights from San Diego Airport to Billings Logan Intl Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Billings Logan Intl Airport?
As of September 2026, there are 3 operators available to choose from for flights from San Diego Airport to Billings Logan Intl Airport.
How old do you have to be to fly from San Diego Airport to Billings Logan Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Diego to Billings?
momondo data reveals that the most frequently booked airline on the route from San Diego to Billings is United Airlines, representing 42% of all bookings. The subsequent popular airlines are Delta at 34% and Alaska Airlines at 24%.

Best airlines flying from San Diego to Billings

Compare and see reviews for airlines that fly from San Diego to Billings with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $254	Free Cancellation	Rating 7.8 8,611 reviews	Search Delta flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 10,260 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $282	Free Cancellation	Rating 7.9 12,993 reviews	Search Alaska Airlines flights

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Why should I use momondo to find a flight deal from San Diego to Billings?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Billings. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Billings with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Billings flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Billings?

Once all potential San Diego to Billings flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Diego to Billings right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Billings flights. All you need is a valid email address and we will do the rest; it is that quick and easy.