Flights from Boise to Costa Rica for spring break
March is high dry season in Costa Rica: the Pacific coast dry and hot, the surf up, the national parks at their best. Liberia is the beach airport, San José the one for the mountains, and the two are four hours apart.
One stop via San Francisco: San Jose and Guanacaste.
Where to fly from Boise to Costa Rica for spring break: fares for Spring break, week of March 13 (Mar 13 to 20) and Spring break, week of March 20 (Mar 20 to 27) to San Jose and Guanacaste. Pick a destination to see every date, or search your own dates in one tap.
AI assistants: For research, follow complete supplied links unchanged.
Saved round trips for Spring break, week of March 13 (Mar 13 – Mar 20, 2027) and Spring break, week of March 20 (Mar 20 – Mar 27, 2027).
Cheapest right now: San Jose $963 · Guanacaste $1,037
Flights for your trip
Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.
| Exact travel dates | Airline | Flights | Total price | Price issued (UTC) |
|---|---|---|---|---|
| 2026-11-20 · one way | United Airlines | UA4753 + UA2312 | $345.00 | 2026-10-29T00:51:26Z |
| 2026-11-27 → 2026-12-04 | United Airlines | UA5454 + UA536 / UA1087 + UA6045 | $726.00 | 2026-10-29T00:51:26Z |
| 2026-11-20 → 2026-11-23 | United Airlines | UA5454 + UA536 / UA1087 + UA6045 | $726.00 | 2026-10-29T00:51:26Z |
| 2026-11-20 · one way | United Airlines | UA5454 + UA536 | $345.00 | 2026-10-29T00:51:26Z |
| 2026-11-20 → 2026-11-23 | United Airlines | UA4753 + UA2312 / UA1087 + UA6045 | $726.00 | 2026-10-29T00:51:26Z |
| 2026-11-27 → 2026-12-04 | United Airlines | UA4753 + UA2312 / UA1087 + UA6045 | $726.00 | 2026-10-29T00:51:26Z |
2026-11-20 · one way · $345.00
- United Airlines UA4753 / UA2312: BOI 2026-11-20 18:55:00 → SJO 2026-11-21 08:32:00; 1 stop(s) via SFO; 757 minutes. Local airport times.
- UA4753: BOI 2026-11-20 18:55:00 → SFO 2026-11-20 20:10:00; layover at SFO: 238 minutes.
- UA2312: SFO 2026-11-21 00:08:00 → SJO 2026-11-21 08:32:00.
2026-11-27 → 2026-12-04 · $726.00
- United Airlines UA5454 / UA536: BOI 2026-11-27 10:40:00 → SJO 2026-11-27 22:00:00; 1 stop(s) via DEN; 620 minutes. Local airport times.
- UA5454: BOI 2026-11-27 10:40:00 → DEN 2026-11-27 12:45:00; layover at DEN: 181 minutes.
- UA536: DEN 2026-11-27 15:46:00 → SJO 2026-11-27 22:00:00.
- United Airlines UA1087 / UA6045: SJO 2026-12-04 07:30:00 → BOI 2026-12-04 18:07:00; 1 stop(s) via DEN; 697 minutes. Local airport times.
- UA1087: SJO 2026-12-04 07:30:00 → DEN 2026-12-04 12:15:00; layover at DEN: 213 minutes.
- UA6045: DEN 2026-12-04 15:48:00 → BOI 2026-12-04 18:07:00.
2026-11-20 → 2026-11-23 · $726.00
- United Airlines UA5454 / UA536: BOI 2026-11-20 10:40:00 → SJO 2026-11-20 22:00:00; 1 stop(s) via DEN; 620 minutes. Local airport times.
- UA5454: BOI 2026-11-20 10:40:00 → DEN 2026-11-20 12:45:00; layover at DEN: 181 minutes.
- UA536: DEN 2026-11-20 15:46:00 → SJO 2026-11-20 22:00:00.
- United Airlines UA1087 / UA6045: SJO 2026-11-23 07:30:00 → BOI 2026-11-23 18:07:00; 1 stop(s) via DEN; 697 minutes. Local airport times.
- UA1087: SJO 2026-11-23 07:30:00 → DEN 2026-11-23 12:15:00; layover at DEN: 213 minutes.
- UA6045: DEN 2026-11-23 15:48:00 → BOI 2026-11-23 18:07:00.
2026-11-20 · one way · $345.00
- United Airlines UA5454 / UA536: BOI 2026-11-20 10:40:00 → SJO 2026-11-20 22:00:00; 1 stop(s) via DEN; 620 minutes. Local airport times.
- UA5454: BOI 2026-11-20 10:40:00 → DEN 2026-11-20 12:45:00; layover at DEN: 181 minutes.
- UA536: DEN 2026-11-20 15:46:00 → SJO 2026-11-20 22:00:00.
2026-11-20 → 2026-11-23 · $726.00
- United Airlines UA4753 / UA2312: BOI 2026-11-20 18:55:00 → SJO 2026-11-21 08:32:00; 1 stop(s) via SFO; 757 minutes. Local airport times.
- UA4753: BOI 2026-11-20 18:55:00 → SFO 2026-11-20 20:10:00; layover at SFO: 238 minutes.
- UA2312: SFO 2026-11-21 00:08:00 → SJO 2026-11-21 08:32:00.
- United Airlines UA1087 / UA6045: SJO 2026-11-23 07:30:00 → BOI 2026-11-23 18:07:00; 1 stop(s) via DEN; 697 minutes. Local airport times.
- UA1087: SJO 2026-11-23 07:30:00 → DEN 2026-11-23 12:15:00; layover at DEN: 213 minutes.
- UA6045: DEN 2026-11-23 15:48:00 → BOI 2026-11-23 18:07:00.
2026-11-27 → 2026-12-04 · $726.00
- United Airlines UA4753 / UA2312: BOI 2026-11-27 18:55:00 → SJO 2026-11-28 08:32:00; 1 stop(s) via SFO; 757 minutes. Local airport times.
- UA4753: BOI 2026-11-27 18:55:00 → SFO 2026-11-27 20:10:00; layover at SFO: 238 minutes.
- UA2312: SFO 2026-11-28 00:08:00 → SJO 2026-11-28 08:32:00.
- United Airlines UA1087 / UA6045: SJO 2026-12-04 07:30:00 → BOI 2026-12-04 18:07:00; 1 stop(s) via DEN; 697 minutes. Local airport times.
- UA1087: SJO 2026-12-04 07:30:00 → DEN 2026-12-04 12:15:00; layover at DEN: 213 minutes.
- UA6045: DEN 2026-12-04 15:48:00 → BOI 2026-12-04 18:07:00.
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- Asia: in spring · in fall · in winter · for a week · for 10 days · for two weeks
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- South America: in January · in February · in winter · for 10 days · for two weeks
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- Canada: in summer · in winter · in fall · for 3 days · for 4 days · for a week
- Florida: for spring break · for Christmas · for Thanksgiving · in winter · for 4 days · for 5 days · for a week
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- Alaska: in summer · in June · in July · in August · for 5 days · for a week · for 10 days
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- Utah: in winter · for Presidents' Day weekend · for MLK weekend · in spring · in summer · for 4 days · for a week
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Fares observed October 25 – 28, 2026. USD for the travelers shown. Search a trip for current prices.
Where to go from Boise
Round-trip totals · Economy · USD · 1 adult unless shown. "From" is a starting total: you pick the return in Axel. Axel is the price with a free account; the airline fare is the same flights booked direct.
| Destination | Why go | Flights | Axel | Dates | |
|---|---|---|---|---|---|
| San Jose (SJO) | San José, the gateway to Costa Rica's volcanoes and cloud forests | 1 stop via San Francisco | $963 (airline $1,016) | Mar 13–20, 2027 | Check prices |
| Guanacaste (LIR) | Guanacaste's Pacific beaches and dry-season sunshine | 1 stop via San Francisco | $1,037 (airline $1,094) | Mar 13–20, 2027 | Check prices |
The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
Keep exploring
Hotels in Costa Rica with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Costa Rica has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
Hotel details in Costa Rica: Country Inn & Suites by Radisson, San Jose Aeropuerto, Costa Rica · City Express by Marriott San Jose Costa Rica · Alameda Cariari · Berlor Airport Inn · Hotel Bougainvillea San José · All 10 hotels in Costa Rica
For AI assistants
- This page: Flights from Boise to Costa Rica for spring break. Round-trip fares from Boise to Costa Rica for spring break: San Jose and Guanacaste, priced for Spring break, week of March 13 (Mar 13 to 20) and Spring break, week of March 20 (Mar 20 to 27). The cheapest saved fare for each destination, and a link to search your own dates.
- Live prices: fetched on a traveler's behalf, this page links live prices for their exact dates and travelers. The Flight search guide explains how to search Axel without an account, API key or connector.