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Cheap Flights from Boise to Washington
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Average price per month
- Low Season: January
- High Season: May
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in January, December and July.
- High season months are June, November and May. However, it's not the rule and you should always search current flight deals.
- For example, the flight from Boise to Washington is currently 54% cheaper than average.
Price increase as travel date approaches
- Flight prices for this route increase by 49% if you book last minute. Hover on the graph above to see for yourself!.
- To grab the lowest price possible, you should buy your flight around 33 days before departure!
- Consider booking at least 14 days before departure to increase your chances of getting a low price.
- Generally, it's safe to book between 90 and 60 days in advance.
Boise to Washington Flight Information
| Flights Depart From | Boise (BOI) |
| Flights Arriving To | Washington (SEA) |
| Distance | 640.21 km |
| Current Discount | 54 % |
| Average Price | $236.6 |
| Good Deal | $109.83 |
| Cheapest Airlines | Alaska Airlines, Hawaiian Airlines |
| Popular Airlines | Alaska Airlines, Delta Air Lines, Hawaiian Airlines, Frontier Airlines |
| Flight Duration | 01 hours 15 minutes |
| Flights Depart From |
| Boise (BOI) |
| Flights Arrive In |
| Washington (SEA) |
| Distance |
| 640.21 km |
| Flight Duration |
| 01 hours 15 minutes |
| Current Discount |
| 54 % |
| Average Price |
| $236.6 |
| Good Deal |
| $109.83 |
| Cheapest Airlines |
| Alaska Airlines, Hawaiian Airlines |
| Popular Airlines |
| Alaska Airlines, Delta Air Lines, Hawaiian Airlines, Frontier Airlines |
Most Reliable Airlines flying to Washington
- According to our data, Alaska Airlines, Delta Air Lines and Hawaiian Airlines have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Alaska Airlines, Delta Air Lines and Frontier Airlines.
- If customer service is important for you then you should consider flying with Alaska Airlines, Delta Air Lines and Frontier Airlines.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Alaska Airlines |
4.1 | 4.5 | 4.5 | 4.5 | 4.5 | 3.5 | 3.5 | 4.0 | 4.0 |
Delta Air Lines |
3.8 | 4.5 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 |
Hawaiian Airlines |
3.8 | - | 4.0 | 4.0 | 4.0 | 3.5 | 3.5 | 4.0 | 3.5 |
Frontier Airlines |
2.8 | 3.5 | 3.5 | 3.5 | 3.0 | 2.0 | 1.5 | 2.5 | 2.5 |
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
4.0
On time arrival
-
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
3.5
Overall Rating
3.0
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.0
Food & Beverage
2.0
Entertainment
1.5
Legroom
2.5
Seat Comfort
2.5
Good to know:
Enter your preferred departure airport and travel dates into the search form above to unlock the latest Washington flight deals.
Track the flight prices from Boise to Washington by subscribing to Fare Alerts to never miss the best deals possible.
Did you know that you could find even better deals when you use our Mobile App?. How to get the cheapest flight to Washington?
Currently there is a 54% discount on flights to Washington. This price won't stay too long and you should consider buying now.
Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from Boise to Washington: Alaska Airlines and Hawaiian Airlines..
Alaska AirlinesSat, 31 Jan BOI SEA
Wed, 04 Feb SEA BOI Trip duration: 4 days$98.6
Alaska AirlinesThu, 19 Feb BOI SEA
Sat, 21 Feb SEA BOI Trip duration: 2 days$98.8
Hawaiian AirlinesTue, 24 Feb BOI SEA
Sat, 28 Feb SEA BOI Trip duration: 4 days$114.97
Hawaiian AirlinesThu, 05 Feb BOI SEA
Wed, 11 Feb SEA BOI Trip duration: 6 days$114.97
Hawaiian AirlinesThu, 05 Feb BOI SEA
Wed, 11 Feb SEA BOI Trip duration: 6 days$114.97
Hawaiian AirlinesTue, 27 Jan BOI GEG
Mon, 02 Feb GEG BOI Trip duration: 6 days$116.8
Alaska AirlinesThu, 26 Feb BOI SEA
Sun, 01 Mar SEA BOI Trip duration: 3 days$117.97
Alaska AirlinesSat, 07 Mar BOI SEA
Mon, 09 Mar SEA BOI Trip duration: 2 days$117.97
Hawaiian AirlinesFri, 13 Feb BOI SEA
Mon, 16 Feb SEA BOI Trip duration: 3 days$118.8
Hawaiian AirlinesSat, 14 Feb BOI SEA
Sun, 22 Feb SEA BOI Trip duration: 8 days$118.8
Hawaiian AirlinesFri, 27 Mar BOI SEA
Sun, 29 Mar SEA BOI Trip duration: 2 days$118.8
Hawaiian AirlinesSat, 14 Feb BOI SEA
Sun, 22 Feb SEA BOI Trip duration: 8 days$118.8
Alaska AirlinesThu, 26 Feb BOI SEA
Mon, 02 Mar SEA BOI Trip duration: 4 days$118.8
Alaska AirlinesThu, 26 Mar BOI SEA
Fri, 27 Mar SEA BOI Trip duration: 1 days$118.8
Alaska AirlinesThu, 26 Mar BOI SEA
Sun, 29 Mar SEA BOI Trip duration: 3 days$118.8
Hawaiian AirlinesFri, 13 Feb BOI SEA
Mon, 16 Feb SEA BOI Trip duration: 3 days$118.8
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Frequently Asked Questions
- How long is a direct flight from Boise to Washington?A direct flight from Boise to Washington takes roughly 01 hours 15 minutes.
- How many direct flights are there between Boise to Washington daily?On average, there are 122 direct flights from Boise to Washington each day.
- Which airlines offer cheap airfare from Boise to Washington?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Alaska Airlines and Hawaiian Airlines.
- Do I need my passport to fly from Boise to Washington?Nope, not this time.
- Which airlines fly from Boise to Washington most often?Alaska Airlines, Delta Air Lines, Hawaiian Airlines and Frontier Airlines are the top.
- What's the cheapest day to fly from Boise to Washington?That depends. Recently, the cheapest day to fly from Boise to Washington has been Tuesday. And the cheapest return flight from Wednesday has been. That said, the cheapest departure days are constantly changing.
- Which airport will I be flying from in Boise?When departing from Boise you'll be flying out of Boise Air Terminal/Gowen Field.
- Which airport will I be flying from in Washington?When departing from Washington you'll be flying out of Seattle-Tacoma International.
- How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
- Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
- How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
- Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
- Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
- How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
- Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
- Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
- How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.