What airlines fly to Maryland?

Southwest, United Airlines and Delta are the top three most popular airlines that fly to Maryland from Idaho according to our data. Southwest is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 4 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

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

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

How long is the flight from Idaho to Maryland?

Flight times from Idaho to Maryland vary, but if you’re flying out of Boise and flying into Baltimore (one of the most popular routes), then the duration is 6h 08m on average. Another popular route from Idaho to Maryland is flying from Idaho Falls to Baltimore, which will take roughly 6h 43m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Idaho to Maryland refresh daily.

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

The number of operators available for flights from Idaho to Maryland is 6 as of September 2025.

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

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 Idaho to Maryland.

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

The required travel and health documents for your Maryland 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 Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$116 Cheap Flights from Idaho to Maryland in 2025/26

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Find the cheapest flights from Idaho to Maryland

Round-trip

One-way

Last minute

Cheap round-trip flights

11:53 am - 12:04 pmGEG-DCA

21h 11m1 stop

1:00 pm - 11:08 amDCA-GEG

25h 08m1 stop

$239Frontier

Find Deal

Sun, Oct 26 - Wed, Nov 5

9:08 pm - 4:30 amGEG-BWI

28h 22m1 stop

8:26 pm - 8:26 pmBWI-GEG

27h 00m2 stops

$277Multiple Airlines

Find Deal

Sun, Oct 26 - Wed, Nov 5

11:41 am - 12:41 amBOI-BWI

11h 00m2 stops

6:00 am - 4:22 pmBWI-BOI

12h 22m2 stops

$294Delta

Find Deal

Wed, Oct 29 - Sat, Nov 1

7:10 pm - 4:42 pmBOI-IAD

19h 32m1 stop

5:40 pm - 11:33 amIAD-BOI

19h 53m1 stop

$296Alaska Airlines

Find Deal

Tue, Oct 21 - Tue, Oct 28

12:35 pm - 10:43 pmBOI-DCA

8h 08m1 stop

7:00 am - 1:44 pmDCA-BOI

8h 44m1 stop

$297United Airlines

Find Deal

Tue, Oct 21 - Tue, Oct 28

1:39 pm - 11:18 pmBOI-IAD

7h 39m1 stop

7:35 am - 4:06 pmIAD-BOI

10h 31m1 stop

$297Delta

Find Deal

Tue, Oct 21 - Tue, Oct 28

12:50 pm - 11:05 pmBOI-IAD

8h 15m1 stop

7:40 am - 6:45 pmIAD-BOI

13h 05m2 stops

$302Southwest

Find Deal

Tue, Oct 21 - Tue, Oct 28

6:00 pm - 5:39 amBOI-BWI

9h 39m1 stop

7:00 am - 3:34 pmBWI-BOI

10h 34m1 stop

$306Alaska Airlines

Find Deal

Mon, Nov 24 - Thu, Nov 27

12:40 pm - 11:10 pmBOI-BWI

8h 30m1 stop

4:55 pm - 11:20 pmBWI-BOI

8h 25m1 stop

$307Southwest

Find Deal

Tue, Oct 21 - Tue, Oct 28

12:35 pm - 12:45 amGEG-IAD

9h 10m1 stop

8:25 am - 12:45 pmIAD-GEG

7h 20m1 stop

$317United Airlines

Find Deal

Sat, Oct 25 - Sat, Nov 8

Frontier flights from Idaho to Maryland

Our best Frontier deals on Idaho to Maryland flight tickets

Frontier

Oct 26

GEG11:53 amSpokane

21h 11m

1 stop

DCA12:04 pmWashington, D.C. Reagan-National

Nov 5

DCA1:00 pmWashington, D.C. Reagan-National

25h 08m

1 stop

GEG11:08 amSpokane

$239

Find similar

Frontier

Oct 5

GEG11:53 amSpokane

21h 17m

1 stop

DCA12:10 pmWashington, D.C. Reagan-National

Oct 9

DCA7:00 amWashington, D.C. Reagan-National

7h 08m

1 stop

GEG11:08 amSpokane

$282

Find similar

Frontier

Oct 16

BOI12:28 pmBoise Air Term. Gowen Fld

14h 51m

1 stop

PHL5:19 amPhiladelphia

Oct 21

PHL9:14 pmPhiladelphia

40h 29m

2 stops

BOI11:43 amBoise Air Term. Gowen Fld

$358

Find similar

American Airlines flights from Idaho to Maryland

Our best American Airlines deals on Idaho to Maryland flight tickets

American Airlines

Oct 29

BOI1:35 pmBoise Air Term. Gowen Fld

7h 16m

1 stop

IAD10:51 pmWashington, D.C. Dulles Intl

Nov 1

IAD6:11 amWashington, D.C. Dulles Intl

15h 26m

2 stops

BOI7:37 pmBoise Air Term. Gowen Fld

$314

Find similar

American Airlines

Dec 24

GEG6:00 amSpokane

9h 29m

1 stop

PHL6:29 pmPhiladelphia

Dec 31

PHL3:55 pmPhiladelphia

8h 33m

1 stop

GEG9:28 pmSpokane

$317

Find similar

American Airlines

Oct 25

BOI1:26 pmBoise Air Term. Gowen Fld

7h 46m

1 stop

DCA11:12 pmWashington, D.C. Reagan-National

Oct 30

DCA6:59 amWashington, D.C. Reagan-National

7h 47m

1 stop

BOI12:46 pmBoise Air Term. Gowen Fld

$321

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Sun 10/26

11:53 am-12:04 pm

1 stop21h 11m

Washington, D.C. Reagan-National

Wed 11/5

1:00 pm-11:08 am

1 stop25h 08m

$239

SpokaneBaltimore

GEG - BWI

GEGBWI

Spokane

Sun 10/26

9:08 pm-4:30 am

1 stop28h 22m

Baltimore/Washington

Wed 11/5

8:26 pm-8:26 pm

2 stops27h 00m

$277

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 10/29

11:41 am-12:41 am

2 stops11h 00m

Baltimore/Washington

Sat 11/1

6:00 am-4:22 pm

2 stops12h 22m

$294

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 10/21

7:10 pm-4:42 pm

1 stop19h 32m

Washington, D.C. Dulles Intl

Tue 10/28

5:40 pm-11:33 am

1 stop19h 53m

$296

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 10/21

12:35 pm-10:43 pm

1 stop8h 08m

Washington, D.C. Reagan-National

Tue 10/28

7:00 am-1:44 pm

1 stop8h 44m

$297

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 10/21

1:39 pm-11:18 pm

1 stop7h 39m

Washington, D.C. Dulles Intl

Tue 10/28

7:35 am-4:06 pm

1 stop10h 31m

$297

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 10/21

12:50 pm-11:05 pm

1 stop8h 15m

Washington, D.C. Dulles Intl

Tue 10/28

7:40 am-6:45 pm

2 stops13h 05m

$302

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 11/24

6:00 pm-5:39 am

1 stop9h 39m

Baltimore/Washington

Thu 11/27

7:00 am-3:34 pm

1 stop10h 34m

$306

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Tue 10/21

12:40 pm-11:10 pm

1 stop8h 30m

Baltimore/Washington

Tue 10/28

4:55 pm-11:20 pm

1 stop8h 25m

$307

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sat 10/25

12:35 pm-12:45 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 11/8

8:25 am-12:45 pm

1 stop7h 20m

$317

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How to get the cheapest flight ticket from Idaho to Maryland

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

Other information

What is the cheapest month to fly to Maryland?

The cheapest month to fly to Maryland from Idaho is in August. Flight prices, which tend to average around $293, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in August, then you should wait until February to fly from Idaho, when ticket prices are also cheap, with an average price of $361.

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

The cheapest day to depart from Idaho to Maryland is on a Saturday. Travelers who choose to depart for Maryland on a Saturday will often find tickets for as low as $436. The most expensive day to fly to Maryland is Sunday, with ticket prices averaging around $551.

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

Our most recent data shows that the best time of day to fly to Maryland is in the afternoon. Flights from Idaho to Maryland during this time can be as low as $433. In contrast, the most expensive time of day to depart to Maryland is at noon when prices are around $547.

Can stopping save me money on Idaho to Maryland flights?

You could potentially save up to 52% on your flight if you consider stops on a Idaho to Maryland flight.

Cheap Idaho to Maryland flight deals and tips

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

Direct flights	None

There are no direct flights from Idaho to Maryland. There are no popular flight routes from Idaho to Maryland.

Search flight deals

When did momondo last update prices for flights from Idaho to Maryland?
Prices for flights from Idaho to Maryland refresh daily.
How many operators does momondo search for flights from Idaho to Maryland?
The number of operators available for flights from Idaho to Maryland is 6 as of September 2025.
How old do you have to be to fly from Idaho to Maryland?
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 Idaho to Maryland.
What documentation or ID do you need to fly to Maryland?
The required travel and health documents for your Maryland 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 Maryland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Maryland

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $286	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
United Airlines	PriceFrom $305	Free Cancellation	Rating 7.4 8,922 reviews	Search United Airlines flights
Southwest	PriceFrom $351	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Maryland from Idaho.

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

Yes. All flights to Maryland from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Idaho to Maryland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Idaho to Maryland 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.