What airlines fly to Idaho?

Southwest, United Airlines and Delta are the top three most popular airlines that fly to Idaho from Maryland according to our data. Southwest is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 5 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Maryland to Idaho?

Frontier, American Airlines, and Alaska Airlines are the most popular carriers operating from Maryland to Idaho

When did momondo last update prices for flights from Maryland to Idaho?

Prices for flights from Maryland to Idaho refresh daily.

How many operators does momondo search for flights from Maryland to Idaho?

The number of operators available for flights from Maryland to Idaho is 5 as of November 2025.

How old do you have to be to fly from Maryland to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Idaho.

What documentation or ID do you need to fly to Idaho?

The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$141 Cheap Flights from Maryland to Idaho in 2025/26

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Find the cheapest flights from Maryland to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 pm - 11:59 amDCA-BOI

19h 59m1 stop

12:54 pm - 9:59 pmBOI-DCA

7h 05m1 stop

$241Frontier

Find Deal

Sat, Feb 7 - Sun, Feb 15

8:15 am - 4:07 pmDCA-GEG

34h 52m2 stops

12:08 pm - 1:06 pmGEG-DCA

21h 58m1 stop

$257Multiple Airlines

Find Deal

Wed, Nov 19 - Thu, Dec 4

6:00 am - 12:14 pmIAD-JAC

8h 14m1 stop

1:04 pm - 10:59 pmJAC-IAD

7h 55m1 stop

$280American Airlines

Find Deal

Wed, Dec 10 - Mon, Dec 15

3:58 pm - 9:02 pmIAD-JAC

7h 04m1 stop

7:00 am - 3:37 pmJAC-IAD

6h 37m1 stop

$290United Airlines

Find Deal

Wed, Mar 11 - Tue, Mar 17

7:15 am - 4:02 pmBWI-BOI

10h 47m2 stops

7:45 pm - 10:47 amBOI-BWI

13h 02m2 stops

$304Delta

Find Deal

Wed, Dec 10 - Sun, Dec 14

7:15 am - 2:55 pmIAD-GEG

10h 40m1 stop

1:10 pm - 11:27 pmGEG-IAD

7h 17m1 stop

$305Delta

Find Deal

Thu, Dec 11 - Sun, Dec 14

6:17 am - 1:08 pmBWI-BOI

8h 51m1 stop

1:58 pm - 11:10 pmBOI-BWI

7h 12m1 stop

$307American Airlines

Find Deal

Sat, Jan 17 - Tue, Jan 20

6:05 am - 1:00 pmBWI-BOI

8h 55m1 stop

7:45 am - 5:15 pmBOI-BWI

7h 30m2 stops

$312Southwest

Find Deal

Sat, Jan 17 - Tue, Jan 20

10:05 am - 7:45 pmBWI-BOI

11h 40m2 stops

10:15 am - 11:15 pmBOI-BWI

11h 00m2 stops

$317United Airlines

Find Deal

Sat, Jan 17 - Tue, Jan 20

5:00 pm - 9:45 pmPHL-GEG

7h 45m1 stop

7:10 am - 8:20 pmGEG-PHL

10h 10m2 stops

$355Southwest

Find Deal

Mon, Jan 26 - Sat, Jan 31

Frontier flights from Maryland to Idaho

Our best Frontier deals on Maryland to Idaho flight tickets

Frontier

Feb 7

DCA6:00 pmWashington, D.C. Reagan-National

19h 59m

1 stop

BOI11:59 amBoise Air Term. Gowen Fld

Feb 15

BOI12:54 pmBoise Air Term. Gowen Fld

7h 05m

1 stop

DCA9:59 pmWashington, D.C. Reagan-National

$241

Find similar

Frontier

Nov 15

DCA6:00 pmWashington, D.C. Reagan-National

20h 08m

1 stop

GEG11:08 amSpokane

Dec 4

GEG12:08 pmSpokane

21h 58m

1 stop

DCA1:06 pmWashington, D.C. Reagan-National

$282

Find similar

Frontier

Nov 15

DCA6:00 pmWashington, D.C. Reagan-National

20h 08m

1 stop

GEG11:08 amSpokane

Dec 4

GEG5:01 pmSpokane

17h 05m

2 stops

DCA1:06 pmWashington, D.C. Reagan-National

$285

Find similar

Delta flights from Maryland to Idaho

Our best Delta deals on Maryland to Idaho flight tickets

Delta

Dec 10

BWI7:15 amBaltimore/Washington

10h 47m

2 stops

BOI4:02 pmBoise Air Term. Gowen Fld

Dec 14

BOI7:45 pmBoise Air Term. Gowen Fld

13h 02m

2 stops

BWI10:47 amBaltimore/Washington

$304

Find similar

Delta

Dec 11

IAD7:15 amWashington, D.C. Dulles Intl

10h 40m

1 stop

GEG2:55 pmSpokane

Dec 14

GEG1:10 pmSpokane

7h 17m

1 stop

IAD11:27 pmWashington, D.C. Dulles Intl

$305

Find similar

Delta

Dec 11

BWI6:00 amBaltimore/Washington

12h 02m

2 stops

BOI4:02 pmBoise Air Term. Gowen Fld

Dec 15

BOI4:45 pmBoise Air Term. Gowen Fld

11h 15m

2 stops

BWI6:00 amBaltimore/Washington

$314

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sat 2/7

6:00 pm-11:59 am

1 stop19h 59m

Boise Air Term. Gowen Fld

Sun 2/15

12:54 pm-9:59 pm

1 stop7h 05m

$241

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

Wed 11/19

8:15 am-4:07 pm

2 stops34h 52m

Spokane

Thu 12/4

12:08 pm-1:06 pm

1 stop21h 58m

$257

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Wed 12/10

6:00 am-12:14 pm

1 stop8h 14m

Jackson Hole

Mon 12/15

1:04 pm-10:59 pm

1 stop7h 55m

$280

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

Wed 3/11

3:58 pm-9:02 pm

1 stop7h 04m

Jackson Hole

Tue 3/17

7:00 am-3:37 pm

1 stop6h 37m

$290

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 12/10

7:15 am-4:02 pm

2 stops10h 47m

Boise Air Term. Gowen Fld

Sun 12/14

7:45 pm-10:47 am

2 stops13h 02m

$304

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Thu 12/11

7:15 am-2:55 pm

1 stop10h 40m

Spokane

Sun 12/14

1:10 pm-11:27 pm

1 stop7h 17m

$305

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 1/17

6:17 am-1:08 pm

1 stop8h 51m

Boise Air Term. Gowen Fld

Tue 1/20

1:58 pm-11:10 pm

1 stop7h 12m

$307

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 1/17

6:05 am-1:00 pm

1 stop8h 55m

Boise Air Term. Gowen Fld

Tue 1/20

7:45 am-5:15 pm

2 stops7h 30m

$312

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 1/17

10:05 am-7:45 pm

2 stops11h 40m

Boise Air Term. Gowen Fld

Tue 1/20

10:15 am-11:15 pm

2 stops11h 00m

$317

PhiladelphiaSpokane

PHL - GEG

PHLGEG

Philadelphia

Mon 1/26

5:00 pm-9:45 pm

1 stop7h 45m

Spokane

Sat 1/31

7:10 am-8:20 pm

2 stops10h 10m

$355

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maryland to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, April is the cheapest month to fly from Maryland to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $296. If you don’t want to visit Idaho in April, then you should wait until May to fly from Maryland, when ticket prices are also cheap, with an average price of $300.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $436. On the other hand, Friday is the most expensive day to depart from Maryland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $563.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Maryland to Idaho at noon for as low as $329. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $716 per ticket.

Can stopping save me money on Maryland to Idaho flights?

You could potentially save up to 61% on your flight if you consider stops on a Maryland to Idaho flight.

Cheap Maryland to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Idaho

Fastest flight time	4h 30m
Direct flights	Sun
Airports in Idaho	1 airport

The fastest flight from Maryland to Idaho takes 4h 30m

Direct flights go from Maryland to Idaho on Sunday. There are no airlines offering direct flights.

There is 1 airport near Idaho: Jackson Hole (JAC)

Search flight deals

When did momondo last update prices for flights from Maryland to Idaho?
Prices for flights from Maryland to Idaho refresh daily.
How many operators does momondo search for flights from Maryland to Idaho?
The number of operators available for flights from Maryland to Idaho is 5 as of November 2025.
How old do you have to be to fly from Maryland to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Maryland to Idaho

Compare and see reviews for airlines that fly from Maryland to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $230	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.4 8,997 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $321	Free Cancellation	Rating 8.0 11,234 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $334	Free Cancellation	Rating 7.2 11,034 reviews	Search American Airlines flights
Southwest	PriceFrom $347	Free Cancellation	Rating 8.0 4,240 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Idaho?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Maryland to Idaho for you.

Can I find flights from Maryland to Idaho with flexible booking policies on momondo?

All flight searches from Maryland to Idaho on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Maryland to Idaho?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maryland to Idaho.

I’m not ready to book a flight from Maryland to Idaho right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maryland to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.