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Boise → San Francisco

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BOI → SFO1 adulteconomy

24 flight options · 3 airlines

Round-trip flights

Fri, Oct 30 – Mon, Nov 2

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Oct 30 – Mon, Nov 2

United Airlines
11:55 amBOI
2h 10m
Nonstop
1:05 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

Sat, Oct 31 – Sat, Nov 7

Alaska Airlines
7:38 amBOI
2h 10m
Nonstop
8:48 amSFO
Alaska Airlines
7:17 pmSFO
1h 49m
Nonstop
10:06 pmBOI

Round-trip total · 1 adult · Taxes included

Sat, Oct 31 – Sat, Nov 7

United Airlines
7:10 pmBOI
1h 54m
Nonstop
8:04 pmSFO
United Airlines
2:04 pmSFO
1h 40m
Nonstop
4:44 pmBOI

Round-trip total · 1 adult · Taxes included

Tue, Nov 24 – Sun, Nov 29

Alaska Airlines
10:13 amBOI
2h
Nonstop
11:13 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Tue, Nov 24 – Sun, Nov 29

United Airlines
4:24 pmBOI
1h 55m
Nonstop
5:19 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Mon, Nov 30

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Mon, Nov 30

United Airlines
11:55 amBOI
2h 10m
Nonstop
1:05 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

Show 14 more flights

Sat, Nov 28 – Sat, Dec 5

Alaska Airlines
7:38 amBOI
2h 10m
Nonstop
8:48 amSFO
Alaska Airlines
7:17 pmSFO
1h 49m
Nonstop
10:06 pmBOI

Round-trip total · 1 adult · Taxes included

Sat, Nov 28 – Sat, Dec 5

United Airlines
4:24 pmBOI
1h 55m
Nonstop
5:19 pmSFO
United Airlines
2:04 pmSFO
1h 40m
Nonstop
4:44 pmBOI

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

Alaska Airlines
10:13 amBOI
2h
Nonstop
11:13 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Tue, Dec 22 – Sun, Dec 27

United Airlines
7:10 pmBOI
1h 53m
Nonstop
8:03 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Dec 25 – Mon, Dec 28

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Dec 25 – Mon, Dec 28

United Airlines
11:55 amBOI
2h 10m
Nonstop
1:05 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

Sat, Dec 26 – Sat, Jan 2

Alaska Airlines
7:38 amBOI
2h 10m
Nonstop
8:48 amSFO
Alaska Airlines
7:17 pmSFO
1h 49m
Nonstop
10:06 pmBOI

Round-trip total · 1 adult · Taxes included

Sat, Dec 26 – Sat, Jan 2

United Airlines
7:10 pmBOI
1h 54m
Nonstop
8:04 pmSFO
United Airlines
2:04 pmSFO
1h 40m
Nonstop
4:44 pmBOI

Round-trip total · 1 adult · Taxes included

Wed, Dec 30 – Sat, Jan 2

Alaska Airlines
10:13 amBOI
2h
Nonstop
11:13 amSFO
Alaska Airlines
7:17 pmSFO
1h 49m
Nonstop
10:06 pmBOI

Round-trip total · 1 adult · Taxes included

Wed, Dec 30 – Sat, Jan 2

United Airlines
8:15 amBOI
2h 11m
Nonstop
9:26 amSFO
United Airlines
2:04 pmSFO
1h 40m
Nonstop
4:44 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Jan 15 – Mon, Jan 18

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Jan 15 – Mon, Jan 18

Delta Air Lines
6:35 pmBOI
4h 54m
SLC · 1h 21m
10:29 pmSFO
Delta Air Lines
5:15 pmSFO
5h 55m
SLC · 2h 46m
12:10 am+1BOI

Round-trip total · 1 adult · Taxes included

Fri, Jan 22 – Mon, Jan 25

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO
Alaska Airlines
6:24 pmSFO
1h 28m
Nonstop
8:52 pmBOI

Round-trip total · 1 adult · Taxes included

Fri, Jan 22 – Mon, Jan 25

United Airlines
11:55 amBOI
2h 10m
Nonstop
1:05 pmSFO
United Airlines
2:02 pmSFO
1h 40m
Nonstop
4:42 pmBOI

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Oct 30 · One way

Alaska Airlines
10:16 amBOI
2h 15m
Nonstop
11:31 amSFO

One-way total · 1 adult · Taxes included

Fri, Oct 30 · One way

United Airlines
11:55 amBOI
2h 10m
Nonstop
1:05 pmSFO

One-way total · 1 adult · Taxes included

Make this trip yours

BOI ⇄ SFO

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Alaska Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

Nov 24, 2026 → Nov 29, 2026Dec 22, 2026 → Dec 27, 2026Dec 30, 2026 → Jan 2, 2027Jan 15, 2027 → Jan 18, 2027Oct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Jan 22, 2027 → Jan 25, 2027Oct 30, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-10-30 · one wayAlaska AirlinesAS3025$132.052026-10-29T00:51:25Z
2026-10-30 · one wayUnited AirlinesUA4733$141.552026-10-29T00:51:25Z
2026-10-30 → 2026-11-02Alaska AirlinesAS3025 / AS3375$261.302026-10-29T00:51:25Z
2026-10-30 → 2026-11-02United AirlinesUA4733 / UA582$280.802026-10-29T00:51:25Z
2026-10-31 → 2026-11-07Alaska AirlinesAS3025 / AS3375$261.302026-10-29T00:51:25Z
2026-10-31 → 2026-11-07United AirlinesUA528 / UA582$280.802026-10-29T00:51:25Z
2026-11-24 → 2026-11-29Alaska AirlinesAS3025 / AS3375$361.802026-10-29T00:51:25Z
2026-11-24 → 2026-11-29United AirlinesUA1174 / UA582$388.802026-10-29T00:51:25Z
2026-11-27 → 2026-11-30Alaska AirlinesAS3025 / AS3375$361.802026-10-29T00:51:25Z
2026-11-27 → 2026-11-30United AirlinesUA4733 / UA582$388.802026-10-29T00:51:25Z
2026-11-28 → 2026-12-05Alaska AirlinesAS3025 / AS3375$314.902026-10-29T00:51:25Z
2026-11-28 → 2026-12-05United AirlinesUA1174 / UA582$338.402026-10-29T00:51:25Z
2026-12-22 → 2026-12-27Alaska AirlinesAS3025 / AS3375$348.402026-10-29T00:51:25Z
2026-12-22 → 2026-12-27United AirlinesUA528 / UA582$374.402026-10-29T00:51:25Z
2026-12-25 → 2026-12-28Alaska AirlinesAS3025 / AS3375$341.702026-10-29T00:51:25Z
2026-12-25 → 2026-12-28United AirlinesUA4733 / UA582$367.202026-10-29T00:51:25Z
2026-12-26 → 2027-01-02Alaska AirlinesAS3025 / AS3375$332.322026-10-29T00:51:25Z
2026-12-26 → 2027-01-02United AirlinesUA528 / UA582$357.122026-10-29T00:51:25Z
2026-12-30 → 2027-01-02Alaska AirlinesAS3025 / AS3375$325.622026-10-29T00:51:25Z
2026-12-30 → 2027-01-02United AirlinesUA4639 / UA582$349.922026-10-29T00:51:25Z
2027-01-15 → 2027-01-18Alaska AirlinesAS3025 / AS3375$254.602026-10-29T00:51:25Z
2027-01-15 → 2027-01-18Delta Air LinesDL1557 + DL2762 / DL1088 + DL2111$292.602026-10-29T00:51:25Z
2027-01-22 → 2027-01-25Alaska AirlinesAS3025 / AS3375$254.602026-10-29T00:51:25Z
2027-01-22 → 2027-01-25United AirlinesUA4733 / UA582$273.602026-10-29T00:51:25Z

2026-10-30 · one way · $132.05

  • Alaska Airlines AS3025: BOI 2026-10-30 10:16:00 → SFO 2026-10-30 11:31:00; nonstop; 135 minutes. Local airport times.

2026-10-30 · one way · $141.55

  • United Airlines UA4733: BOI 2026-10-30 11:55:00 → SFO 2026-10-30 13:05:00; nonstop; 130 minutes. Local airport times.

2026-10-30 → 2026-11-02 · $261.30

  • Alaska Airlines AS3025: BOI 2026-10-30 10:16:00 → SFO 2026-10-30 11:31:00; nonstop; 135 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-11-02 18:24:00 → BOI 2026-11-02 20:52:00; nonstop; 88 minutes. Local airport times.

2026-10-30 → 2026-11-02 · $280.80

  • United Airlines UA4733: BOI 2026-10-30 11:55:00 → SFO 2026-10-30 13:05:00; nonstop; 130 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-11-02 14:02:00 → BOI 2026-11-02 16:42:00; nonstop; 100 minutes. Local airport times.

2026-10-31 → 2026-11-07 · $261.30

  • Alaska Airlines AS3025: BOI 2026-10-31 07:38:00 → SFO 2026-10-31 08:48:00; nonstop; 130 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-11-07 19:17:00 → BOI 2026-11-07 22:06:00; nonstop; 109 minutes. Local airport times.

2026-10-31 → 2026-11-07 · $280.80

  • United Airlines UA528: BOI 2026-10-31 19:10:00 → SFO 2026-10-31 20:04:00; nonstop; 114 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-11-07 14:04:00 → BOI 2026-11-07 16:44:00; nonstop; 100 minutes. Local airport times.

2026-11-24 → 2026-11-29 · $361.80

  • Alaska Airlines AS3025: BOI 2026-11-24 10:13:00 → SFO 2026-11-24 11:13:00; nonstop; 120 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-11-29 18:24:00 → BOI 2026-11-29 20:52:00; nonstop; 88 minutes. Local airport times.

2026-11-24 → 2026-11-29 · $388.80

  • United Airlines UA1174: BOI 2026-11-24 16:24:00 → SFO 2026-11-24 17:19:00; nonstop; 115 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-11-29 14:02:00 → BOI 2026-11-29 16:42:00; nonstop; 100 minutes. Local airport times.

2026-11-27 → 2026-11-30 · $361.80

  • Alaska Airlines AS3025: BOI 2026-11-27 10:16:00 → SFO 2026-11-27 11:31:00; nonstop; 135 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-11-30 18:24:00 → BOI 2026-11-30 20:52:00; nonstop; 88 minutes. Local airport times.

2026-11-27 → 2026-11-30 · $388.80

  • United Airlines UA4733: BOI 2026-11-27 11:55:00 → SFO 2026-11-27 13:05:00; nonstop; 130 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-11-30 14:02:00 → BOI 2026-11-30 16:42:00; nonstop; 100 minutes. Local airport times.

2026-11-28 → 2026-12-05 · $314.90

  • Alaska Airlines AS3025: BOI 2026-11-28 07:38:00 → SFO 2026-11-28 08:48:00; nonstop; 130 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-12-05 19:17:00 → BOI 2026-12-05 22:06:00; nonstop; 109 minutes. Local airport times.

2026-11-28 → 2026-12-05 · $338.40

  • United Airlines UA1174: BOI 2026-11-28 16:24:00 → SFO 2026-11-28 17:19:00; nonstop; 115 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-12-05 14:04:00 → BOI 2026-12-05 16:44:00; nonstop; 100 minutes. Local airport times.

2026-12-22 → 2026-12-27 · $348.40

  • Alaska Airlines AS3025: BOI 2026-12-22 10:13:00 → SFO 2026-12-22 11:13:00; nonstop; 120 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-12-27 18:24:00 → BOI 2026-12-27 20:52:00; nonstop; 88 minutes. Local airport times.

2026-12-22 → 2026-12-27 · $374.40

  • United Airlines UA528: BOI 2026-12-22 19:10:00 → SFO 2026-12-22 20:03:00; nonstop; 113 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-12-27 14:02:00 → BOI 2026-12-27 16:42:00; nonstop; 100 minutes. Local airport times.

2026-12-25 → 2026-12-28 · $341.70

  • Alaska Airlines AS3025: BOI 2026-12-25 10:16:00 → SFO 2026-12-25 11:31:00; nonstop; 135 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2026-12-28 18:24:00 → BOI 2026-12-28 20:52:00; nonstop; 88 minutes. Local airport times.

2026-12-25 → 2026-12-28 · $367.20

  • United Airlines UA4733: BOI 2026-12-25 11:55:00 → SFO 2026-12-25 13:05:00; nonstop; 130 minutes. Local airport times.
  • United Airlines UA582: SFO 2026-12-28 14:02:00 → BOI 2026-12-28 16:42:00; nonstop; 100 minutes. Local airport times.

2026-12-26 → 2027-01-02 · $332.32

  • Alaska Airlines AS3025: BOI 2026-12-26 07:38:00 → SFO 2026-12-26 08:48:00; nonstop; 130 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2027-01-02 19:17:00 → BOI 2027-01-02 22:06:00; nonstop; 109 minutes. Local airport times.

2026-12-26 → 2027-01-02 · $357.12

  • United Airlines UA528: BOI 2026-12-26 19:10:00 → SFO 2026-12-26 20:04:00; nonstop; 114 minutes. Local airport times.
  • United Airlines UA582: SFO 2027-01-02 14:04:00 → BOI 2027-01-02 16:44:00; nonstop; 100 minutes. Local airport times.

2026-12-30 → 2027-01-02 · $325.62

  • Alaska Airlines AS3025: BOI 2026-12-30 10:13:00 → SFO 2026-12-30 11:13:00; nonstop; 120 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2027-01-02 19:17:00 → BOI 2027-01-02 22:06:00; nonstop; 109 minutes. Local airport times.

2026-12-30 → 2027-01-02 · $349.92

  • United Airlines UA4639: BOI 2026-12-30 08:15:00 → SFO 2026-12-30 09:26:00; nonstop; 131 minutes. Local airport times.
  • United Airlines UA582: SFO 2027-01-02 14:04:00 → BOI 2027-01-02 16:44:00; nonstop; 100 minutes. Local airport times.

2027-01-15 → 2027-01-18 · $254.60

  • Alaska Airlines AS3025: BOI 2027-01-15 10:16:00 → SFO 2027-01-15 11:31:00; nonstop; 135 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2027-01-18 18:24:00 → BOI 2027-01-18 20:52:00; nonstop; 88 minutes. Local airport times.

2027-01-15 → 2027-01-18 · $292.60

  • Delta Air Lines DL1557 / DL2762: BOI 2027-01-15 18:35:00 → SFO 2027-01-15 22:29:00; 1 stop(s) via SLC; 294 minutes. Local airport times.
    • DL1557: BOI 2027-01-15 18:35:00 → SLC 2027-01-15 19:54:00; layover at SLC: 81 minutes.
    • DL2762: SLC 2027-01-15 21:15:00 → SFO 2027-01-15 22:29:00.
  • Delta Air Lines DL1088 / DL2111: SFO 2027-01-18 17:15:00 → BOI 2027-01-19 00:10:00; 1 stop(s) via SLC; 355 minutes. Local airport times.
    • DL1088: SFO 2027-01-18 17:15:00 → SLC 2027-01-18 20:05:00; layover at SLC: 166 minutes.
    • DL2111: SLC 2027-01-18 22:51:00 → BOI 2027-01-19 00:10:00.

2027-01-22 → 2027-01-25 · $254.60

  • Alaska Airlines AS3025: BOI 2027-01-22 10:16:00 → SFO 2027-01-22 11:31:00; nonstop; 135 minutes. Local airport times.
  • Alaska Airlines AS3375: SFO 2027-01-25 18:24:00 → BOI 2027-01-25 20:52:00; nonstop; 88 minutes. Local airport times.

2027-01-22 → 2027-01-25 · $273.60

  • United Airlines UA4733: BOI 2027-01-22 11:55:00 → SFO 2027-01-22 13:05:00; nonstop; 130 minutes. Local airport times.
  • United Airlines UA582: SFO 2027-01-25 14:02:00 → BOI 2027-01-25 16:42:00; nonstop; 100 minutes. Local airport times.

More dates for this route