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Cheap Flights to Idaho
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Average price per month
- Low Season: January
- High Season: June
- Prices for this route are volatile and fluctuate from month to month.
- The cheapest flights are usually bought in January, September and December.
- High season months are April, May and June. However, it's not the rule and you should always search current flight deals.
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 25 days before departure!
- Consider booking at least 22 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.
Dulles to Idaho Flight Information
| Flights Depart From | Dulles (DCA) |
| Flights Arriving To | Idaho (BOI) |
| Distance | 3288.83 km |
| Current Price | $294.97 |
| Good Deal | $294.97 |
| Cheapest Airlines | Spirit Airlines, Delta Air Lines, United Airlines |
| Popular Airlines | Delta Air Lines, United Airlines, Spirit Airlines |
| Flight Duration | 04 hours 23 minutes |
| Flights Depart From |
| Dulles (DCA) |
| Flights Arrive In |
| Idaho (BOI) |
| Distance |
| 3288.83 km |
| Flight Duration |
| 04 hours 23 minutes |
| Current Price |
| $294.97 |
| Good Deal |
| $294.97 |
| Cheapest Airlines |
| Spirit Airlines, Delta Air Lines, United Airlines |
| Popular Airlines |
| Delta Air Lines, United Airlines, Spirit Airlines |
Most Reliable Airlines flying to Idaho
- According to our data, Delta Air Lines, United Airlines and Spirit Airlines have the highest overall rating.
- The following airlines have the highest chance of on time arrivals: Delta Air Lines, Spirit Airlines and United Airlines.
- If customer service is important for you then you should consider flying with Delta Air Lines, United Airlines and Spirit Airlines.
| Airline | Overall Rating | On time arrival | Check-in & Boarding | Cleanliness | Customer Service | Food & Beverage | Entertainment | Legroom | Seat Comfort |
|---|---|---|---|---|---|---|---|---|---|
Delta Air Lines |
3.8 | 4.5 | 4.0 | 4.0 | 4.0 | 3.5 | 4.0 | 3.5 | 3.5 |
United Airlines |
3.3 | 4.0 | 3.5 | 3.5 | 3.5 | 3.0 | 3.0 | 3.0 | 3.0 |
Spirit Airlines |
2.8 | 4.5 | 3.0 | 3.5 | 3.0 | 2.0 | 1.5 | 2.5 | 2.5 |
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.0
Seat Comfort
3.0
Overall Rating
3.0
On time arrival
4.5
Check-in & Boarding
3.0
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 Idaho flight deals.
Track the flight prices from Dulles to Idaho 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?. Awesome Deals
notifications_active In the past few days the following airlines offered the lowest prices from Dulles to Idaho: Spirit Airlines, Delta Air Lines and United Airlines..
Spirit AirlinesMon, 18 Nov DCA BOI
Wed, 20 Nov BOI DCA Trip duration: 2 days$294.97
Delta Air LinesThu, 17 Oct BWI IDA
Mon, 21 Oct IDA BWI Trip duration: 4 days$334.94
Delta Air LinesTue, 31 Dec DCA BOI
Sat, 04 Jan BOI DCA Trip duration: 4 days$377.96
Delta Air LinesMon, 04 Nov BWI IDA
Thu, 07 Nov IDA BWI Trip duration: 3 days$418.32
United AirlinesThu, 24 Oct IAD IDA
Sun, 27 Oct IDA IAD Trip duration: 3 days$449.92
Delta Air LinesThu, 22 May IAD BOI
Mon, 26 May BOI IAD Trip duration: 4 days$472.58
United AirlinesWed, 27 Nov BWI SUN
Sun, 01 Dec SUN BWI Trip duration: 4 days$728.83
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Frequently Asked Questions
- How long is a direct flight from Dulles to Idaho?A direct flight from Dulles to Idaho takes roughly 04 hours 23 minutes.
- Which airlines offer cheap airfare from Dulles to Idaho?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Spirit Airlines, Delta Air Lines and United Airlines.
- Do I need my passport to fly from Dulles to Idaho?Nope, not this time.
- Which airlines fly from Dulles to Idaho most often?Delta Air Lines, United Airlines and Spirit Airlines are the top.
- What's the cheapest day to fly from Dulles to Idaho?That depends. Recently, the cheapest day to fly from Dulles to Idaho 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 Dulles?When departing from Dulles you'll be flying out of Washington Dulles International.
- Which airport will I be flying from in Idaho?When departing from Idaho you'll be flying out of Boise Air Terminal/Gowen Field.
- 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.