Cheap flights from Boston, MA to Kauai, HI
Flights starting at $209. Choose between Hawaiian Airlines, Alaska Airlines, or JetBlue Airways to find the best price.
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Tips to know when travelling to Kauai
Cheapest one-way trip | $320 |
---|---|
Cheapest round-trip | $567 |
Average round-trip | $632 |
Most popular airline | Hawaiian Airlines |
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The most popular airlines for this route are Hawaiian Airlines, Alaska Airlines, JetBlue Airways, Spirit Airlines, and Frontier Airlines. Boston and Kauai have 244 direct flights per week.
Check-in for a flight from Boston to Kauai
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Hawaiian Airlines | HAL | HA | No | No |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Kauai
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 24°C | 21°C |
February | 23°C | 20°C |
March | 23°C | 20°C |
April | 24°C | 21°C |
May | 25°C | 22°C |
June | 26°C | 23°C |
July | 26°C | 24°C |
August | 27°C | 24°C |
September | 27°C | 24°C |
October | 26°C | 24°C |
November | 25°C | 23°C |
December | 24°C | 21°C |
14 day forecast
Frequently asked questions
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