How many flights from San Diego to Boise are non-stop?

In the trailing 90 days, approximately 45.3% of flights from San Diego to Boise have been non-stop. For flights that include stopovers, the median number of stopovers is typically 2. This indicates that while direct options are available, a significant portion of routes involve at least one connection. Travelers should consider this when planning their journey.

How long is the flight from San Diego to Boise?

The direct flight from San Diego to Boise typically takes approximately 2 hours and 19 minutes, covering a distance of 1207 kilometers. For flights with one stop, the median duration extends to about 5 hours and 26 minutes. This difference highlights the convenience of direct routes compared to those with connections. Travelers should account for these varying durations when making their travel plans.

Are there frequently good prices on flights from San Diego to Boise?

Historically, good prices on flights from San Diego to Boise are frequently available. This route is classified as one with frequent deal availability across the trailing quarter. Travelers can often find favorable fares when planning their trips between these two cities. This consistent availability makes it a route where good value can often be found.

Flights From San Diego

To Boise

Cheap Flights from San Diego to Boise

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Deals from

San Diego

RatePunk searches hundreds of travel sites at once for deals on flights to Boise

Prices updated 5 days ago

402 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Jul 12, 2026.)

Today’s best flight deals from San Diego to Boise

Explore current cheapest deals departing from San Diego to Boise

Round trip

Sort by: Cheapest

August 22 - August 29

Cheapest

SAN - Boise

$210

$137

Round trip

August 13 - August 20

Cheapest

Best

SAN - Boise

$218

$137

Round trip

August 11 - August 24

Earliest

SAN - Boise

$190

$147

Round trip

August 11 - August 13

Best

Earliest

SAN - Boise

$234

$147

Round trip

August 11 - August 12

Best

Earliest

SAN - Boise

$234

$147

Round trip

August 11 - August 19

Earliest

SAN - Boise

$209

$147

Round trip

August 29 - September 1

SAN - Boise

$223

$148

Round trip

August 29 - September 2

SAN - Boise

$223

$148

Round trip

September 19 - September 26

SAN - Boise

$140

$148

Round trip

August 22 - August 27

SAN - Boise

$218

$148

Round trip

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San Diego to Boise: Overview

Insights for flights from San Diego to Boise

A meaningful share of flights from San Diego to Boise are non-stop, with 45.3% of recent itineraries offering direct service. For the remaining flights, most itineraries connect at least once, with a typical journey involving 2 stopovers. New deals for this route appear almost daily, suggesting frequent opportunities to find competitive fares.

A typical journey from San Diego to Boise takes approximately 4h 47m, including connections. This duration accounts for the median flight time across all observed itineraries, reflecting the combined travel and layover periods for both direct and connecting services.

When considering cheap flights from San Diego to Boise, prices typically range from $177–$731, with a median fare of $285. Right now, current fares are above the typical level, and about 15% of recent fares were classified as a good price, indicating that finding lower prices may require some flexibility or patience.

The cheapest time to fly from San Diego to Boise is often in December, July, and January, all of which show a median fare of $149. These months offer the most favorable pricing, making them ideal for budget-conscious travelers planning their trips.

How much is a round trip from San Diego to Boise

Regular price: $156 - $304

Prices for flights from San Diego to Boise are currently below the regular range.

The regular price range for flights from San Diego to Boise is between $156 and $304. The current lowest deal is $137 with Alaska Airlines, Inc. for travel from Aug 13-Aug 20.

now $137

Low $156

High $304

The cheapest time to fly from San Diego to Boise

The cheapest month to fly from San Diego to Boise is January, with a median price of $149. The most expensive month is November, with a median price of $880. Prices are generally lower from January to December.

January

Cheapest

Flights from $149

November

Most Expensive

Flights from $880

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from San Diego to Boise

Alaska Airlines, Inc.

Last-minute flights going from San Diego to Boise

Tue, Jul 14

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

Alaska Airlines, Inc.

$417

$297

One-way

Wed, Jul 15

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

Alaska Airlines, Inc.

$417

$285

One-way

Wed, Jul 15

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

$488

$287

One-way

Thu, Jul 16

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

Alaska Airlines, Inc.

$371

$267

One-way

Thu, Jul 16

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

Alaska Airlines, Inc.

$417

$284

One-way

Fri, Jul 17

⌛ Last-Minute

SAN - Boise

San Diego (SAN) - Boise (BOI)

$450

$307

One-way

Biggest price drops on these dates for flights from San Diego to Boise

3 nights

Jul 6 - Jul 9

$484 → $243

50%

4 nights

Aug 4 - Aug 8

$397 → $167

58%

4 nights

Jul 8 - Jul 12

$479 → $262

45%

2 nights

Aug 5 - Aug 7

$400 → $189

53%

Popular Airports to fly from San Diego to Boise

San Diego - Boise route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for San Diego to Boise are above the typical level at $137.

📅 Best time to fly

Cheapest months: January, July, December

Historically, the cheapest months to fly are January, July, and December, with median prices around $149.

⏱️ Flight duration

Median flight time is 4h 47m

The median flight time from San Diego to Boise is 4 hours and 47 minutes.

✈️ Airlines & availability

45.3% of recent flights are direct

Historically, 45.3% of flights on this route are direct, with connecting flights typically having 2 stopovers.

🏆 Airline highlight

Alaska Airlines, Inc. offers direct flights

Alaska Airlines, Inc. is one airline that has offered direct flights on this route.

🎯 Booking tip

Deals are frequent for this route

Deals for flights from San Diego to Boise appear frequently, offering more opportunities to save.

San Diego main airports to depart from

San Diego International (SAN)

Cheapest

San Diego International is a convenient option for flights from San Diego to Boise.

📍 ~5 km from San Diego city center (reachable by car)

💸 Flights from ~$138

McClellan–Palomar (CLD)

McClellan–Palomar is an alternative departure airport for flights from San Diego to Boise.

📍 ~40 km from San Diego city center (reachable by car)

💸 Flights from ~$309

Boise main airports to arrive at

Boise (BOI)

Cheapest

Boise Airport is a convenient arrival choice for flights from San Diego to Boise.

📍 ~6 km from city center (reachable by car)

💸 Flights from ~$138

Airports nearby Boise used as alternative

Salt Lake City International (SLC)

Salt Lake City International is a major international hub with extensive flight options and high reliability.

📍 ~550 km from Boise (reachable by car)

💸 Flights from ~$120

Spokane International (GEG)

Cheapest

Spokane International is a large regional airport with a diverse range of carriers and destinations.

📍 ~430 km from Boise (reachable by car)

💸 Flights from ~$100

Idaho Falls Regional (IDA)

Idaho Falls Regional is a primary regional alternative within the state of Idaho with reliable service.

📍 ~300 km from Boise (reachable by car)

💸 Flights from ~$187

Roberts Field (RDM)

Roberts Field offers strong connectivity to West Coast hubs and is popular for its size.

📍 ~330 km from Boise (reachable by car)

💸 Flights from ~$247

Tri-Cities (PSC)

Tri-Cities provides reliable regional service for the Tri-Cities area with good PNW connections.

📍 ~250 km from Boise (reachable by car)

💸 Flights from ~$210

Business & First Class Flight Deals to Boise

48% AI deal score

$667

From SAN

Elite

Sep 17

Boise, United States

47% AI deal score

$807

From SAN

Elite

Jun 27

Boise, United States

46% AI deal score

Boise, United States

33% AI deal score

$2,655

From SAN

Elite

Jun 28

Boise, United States

32% AI deal score

$1,890

Frequently Asked Questions About Flights to Boise

Historically, the optimal booking window for flights from San Diego to Boise is typically between 28 and 59 days prior to departure. During this period, the average price for a flight is around $173. Booking within 7-13 days of departure sees an average price of $219, while booking 0-6 days out typically results in an average price of $296. Conversely, booking 60 or more days in advance can lead to significantly higher average prices, around $498.

Across the trailing quarter, a good price for a flight from San Diego to Boise is considered to be $177 or less. The median price for this route has been $285. Prices can vary, with some fares historically reaching up to $731. Travelers aiming for a more economical trip should target prices at or below the $177 threshold.

Historically, the cheapest months to fly from San Diego to Boise are December, July, and January, with a median price of $149 for each of these months. The annual median price for this route is $285. While December also appears as the most expensive month in some data, its inclusion among the cheapest months indicates significant price fluctuations. Travelers seeking lower fares might consider planning their trips during these months.

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