What are the cheapest airlines to fly from Dallas to Idaho one-way?

The cheapest airlines for a one-way flight from Dallas to Idaho are Frontier ($85), Delta ($135), and United Airlines ($158).

Weekly flight availability from Dallas to Idaho

The most flights from A78 to USID are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

What are the most popular routes from Dallas to Idaho?

The most popular flight routes from Dallas to Idaho are Dallas/Fort Worth - Spokane, Dallas/Fort Worth - Boise Air Term. Gowen Fld and Dallas/Fort Worth - Jackson Hole.

What are the cheapest flights from Dallas to Idaho?

The cheapest flight price from Dallas to Idaho is $373. On average you can expect to pay $541. The most popular route, (Dallas/Fort Worth - Spokane), can usually be booked for $393.

What are the most reliable airlines from Dallas to Idaho?

The top 3 most reliable airlines when flying from Dallas to Idaho are GOL (73%), American Airlines (69%) and Alaska Airlines (69%).

What are the most popular airlines that fly from Dallas to Idaho?

Before booking your flight from Dallas to Idaho check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

Can I find deals for flights from Dallas to Idaho that include hotel bookings?

Yes. In addition to deals on Dallas to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dallas to Idaho?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Idaho.

Can I find deals for business class flights from Dallas to Idaho?

Yes. Cheapflights offers flight deals from Dallas to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Find flight deals from Dallas to Idaho

Popular in	March
Cheapest in	August
Average price	$423

Highest demand for flights based on searches. 14% potential increase in price ($79 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Everything you need to know about your flight from Dallas to Idaho

Prices

Airlines

How far ahead should I book a flight from Dallas to Idaho?

The best time to book flights from Dallas to Idaho is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Dallas to Idaho?

Currently, August is the cheapest month in which you can book a flight from Dallas to Idaho (average of $427). Flying from Dallas to Idaho in March is currently the most expensive (average of $583). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to ID?

A simple way to save on the total cost of your ticket is to fly from Dallas to Idaho in the morning. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Idaho

Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Dallas to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Southwest

8.0

Very good

4,196 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Alaska Airlines

7.9

Good

12,956 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Delta

7.8

Good

8,594 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

United Airlines

7.4

Good

10,230 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

American Airlines

7.0

Good

12,076 reviews

Southwest

8.0

Very good

4,196 reviews

Reviews

1 / 20

6.0

Good

Scott,Feb 2026

HOU - FLL

Delayed by 45 minutes leaving Houston, making a 3.5 hour layover that much longer.

Related info for your journey

What are the cheapest airlines to fly from Dallas to Idaho one-way?
The cheapest airlines for a one-way flight from Dallas to Idaho are Frontier ($85), Delta ($135), and United Airlines ($158).
What are the most popular routes from Dallas to Idaho?
The most popular flight routes from Dallas to Idaho are Dallas/Fort Worth - Spokane, Dallas/Fort Worth - Boise Air Term. Gowen Fld and Dallas/Fort Worth - Jackson Hole.
What are the most reliable airlines from Dallas to Idaho?
The top 3 most reliable airlines when flying from Dallas to Idaho are GOL (73%), American Airlines (69%) and Alaska Airlines (69%).
What are the cheapest flights from Dallas to Idaho?
The cheapest flight price from Dallas to Idaho is $373. On average you can expect to pay $541. The most popular route, (Dallas/Fort Worth - Spokane), can usually be booked for $393.
Can I find deals for flights from Dallas to Idaho that include hotel bookings?
Yes. In addition to deals on Dallas to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dallas to Idaho?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Idaho.
Can I find deals for business class flights from Dallas to Idaho?
Yes. Cheapflights offers flight deals from Dallas to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dallas to Idaho?
Currently, August is the cheapest month in which you can book a flight from Dallas to Idaho (average of $427). Flying from Dallas to Idaho in March is currently the most expensive (average of $583). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Dallas to Idaho

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$134	Average$265	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$264	Average$473	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$290	Average$474	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$307	Average$506	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$332	Average$509	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$341	Average$527	FlexibilityNo cancel fee	On-time63%

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Cheap flights from Dallas to Idaho

Find cheap flights from Dallas to Idaho with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Dallas to Idaho

Popular in

Cheapest in

Average price

Cheapflights Insights

How far ahead should I book a flight from Dallas to Idaho?

The best time to book flights from Dallas to Idaho is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Dallas to Idaho?

What is the cheapest time of day to fly from DFW to ID?

A simple way to save on the total cost of your ticket is to fly from Dallas to Idaho in the morning. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight at noon.

Weekly flight availability from Dallas to Idaho

The most flights from A78 to USID are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Idaho

Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Dallas to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the cheapest airlines to fly from Dallas to Idaho one-way?

What are the most popular routes from Dallas to Idaho?

What are the most reliable airlines from Dallas to Idaho?

What are the cheapest flights from Dallas to Idaho?

Can I find deals for flights from Dallas to Idaho that include hotel bookings?

How can I find direct flights from Dallas to Idaho?

Can I find deals for business class flights from Dallas to Idaho?

What is the cheapest month to book a flight from Dallas to Idaho?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dallas to Idaho

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dallas to Idaho by cabin class

Find flights from Dallas to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dallas and Idaho flights

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Top 6 airlines flying from Dallas to Idaho

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