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Cheap flights from Washington to Baton Rouge from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Baton Rouge departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Washington to Baton Rouge

Cheap round-trip flights

American Airlines Logo
5:22 am - 3:56 pmSEA-BTR
8h 34m1 stop
American Airlines Logo
2:18 pm - 7:27 pmBTR-SEA
7h 09m1 stop
$275American Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
American Airlines Logo
5:30 am - 1:45 pmPDX-BTR
6h 15m1 stop
American Airlines Logo
6:34 pm - 11:26 pmBTR-PDX
6h 52m1 stop
$289American Airlines
Find Deal
Wed, Nov 12 - Mon, Nov 17
United Airlines Logo
10:25 am - 7:23 pmSEA-BTR
6h 58m1 stop
United Airlines Logo
2:00 pm - 9:23 pmBTR-SEA
9h 23m1 stop
$327United Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
American Airlines Logo
11:24 pm - 10:37 amSEA-BTR
9h 13m1 stop
American Airlines Logo
5:44 am - 10:54 amBTR-SEA
7h 10m1 stop
$331American Airlines
Find Deal
Fri, Oct 24 - Fri, Oct 31
United Airlines Logo
10:25 am - 7:23 pmSEA-BTR
6h 58m1 stop
United Airlines Logo
2:00 pm - 9:53 pmBTR-SEA
9h 53m2 stops
$332United Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
American Airlines Logo
12:33 pm - 11:03 pmGEG-BTR
8h 30m1 stop
American Airlines Logo
7:10 am - 11:43 amBTR-GEG
6h 33m1 stop
$339American Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 18
Delta Logo
10:05 pm - 9:07 amPDX-BTR
9h 02m1 stop
Delta Logo
4:38 pm - 10:08 pmBTR-PDX
7h 30m1 stop
$355Delta
Find Deal
Sat, Oct 4 - Sat, Oct 11
Delta Logo
12:45 am - 3:52 pmPDX-BTR
13h 07m2 stops
Delta Logo
4:38 pm - 10:08 pmBTR-PDX
7h 30m1 stop
$360Delta
Find Deal
Fri, Oct 3 - Sat, Oct 11
Alaska Airlines Logo
12:45 am - 9:37 amSEA-BTR
6h 52m1 stop
Alaska Airlines Logo
4:23 pm - 11:11 pmBTR-SEA
8h 48m1 stop
$375Alaska Airlines
Find Deal
Tue, Dec 9 - Sat, Dec 13
Alaska Airlines Logo
12:59 am - 10:37 amSEA-BTR
7h 38m1 stop
Alaska Airlines Logo
4:28 pm - 11:08 pmBTR-SEA
8h 40m1 stop
$392Alaska Airlines
Find Deal
Mon, Oct 13 - Tue, Oct 21

American Airlines flights from State of Washington to Baton Rouge

Our best American Airlines deals on State of Washington to Baton Rouge flight tickets
American Airlines
Oct 14
SEA5:22 amSeattle/Tacoma Intl
8h 34m
1 stop
BTR3:56 pmBaton Rouge Ryan
Oct 21
BTR2:18 pmBaton Rouge Ryan
7h 09m
1 stop
SEA7:27 pmSeattle/Tacoma Intl
$275
Find similar
American Airlines
Nov 12
PDX5:30 amPortland
6h 15m
1 stop
BTR1:45 pmBaton Rouge Ryan
Nov 17
BTR6:34 pmBaton Rouge Ryan
6h 52m
1 stop
PDX11:26 pmPortland
$289
Find similar
American Airlines
Oct 24
SEA11:24 pmSeattle/Tacoma Intl
9h 13m
1 stop
BTR10:37 amBaton Rouge Ryan
Oct 31
BTR5:44 amBaton Rouge Ryan
7h 10m
1 stop
SEA10:54 amSeattle/Tacoma Intl
$331
Find similar

Alaska Airlines flights from State of Washington to Baton Rouge

Our best Alaska Airlines deals on State of Washington to Baton Rouge flight tickets
Alaska Airlines
Dec 9
SEA12:45 amSeattle/Tacoma Intl
6h 52m
1 stop
BTR9:37 amBaton Rouge Ryan
Dec 13
BTR4:23 pmBaton Rouge Ryan
8h 48m
1 stop
SEA11:11 pmSeattle/Tacoma Intl
$375
Find similar
Alaska Airlines
Oct 13
SEA12:59 amSeattle/Tacoma Intl
7h 38m
1 stop
BTR10:37 amBaton Rouge Ryan
Oct 21
BTR4:28 pmBaton Rouge Ryan
8h 40m
1 stop
SEA11:08 pmSeattle/Tacoma Intl
$392
Find similar
Alaska Airlines
Dec 13
PSC11:28 amPasco Tri Cities
9h 23m
2 stops
BTR10:51 pmBaton Rouge Ryan
Dec 16
BTR10:09 amBaton Rouge Ryan
12h 44m
2 stops
PSC8:53 pmPasco Tri Cities
$477
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Baton Rouge that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 18, 2025.
Use the filters below to find and compare flights from Washington to Baton Rouge that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Tue 10/14

5:22 am-3:56 pm

1 stop8h 34m

Baton Rouge Ryan

Tue 10/21

2:18 pm-7:27 pm

1 stop7h 09m

$275

PortlandBaton Rouge

PDX - BTR

PDXBTR

Portland

Wed 11/12

5:30 am-1:45 pm

1 stop6h 15m

Baton Rouge Ryan

Mon 11/17

6:34 pm-11:26 pm

1 stop6h 52m

$289

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Thu 10/2

10:25 am-7:23 pm

1 stop6h 58m

Baton Rouge Ryan

Mon 10/6

2:00 pm-9:23 pm

1 stop9h 23m

$327

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Fri 10/24

11:24 pm-10:37 am

1 stop9h 13m

Baton Rouge Ryan

Fri 10/31

5:44 am-10:54 am

1 stop7h 10m

$331

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Thu 10/2

10:25 am-7:23 pm

1 stop6h 58m

Baton Rouge Ryan

Mon 10/6

2:00 pm-9:53 pm

2 stops9h 53m

$332

SpokaneBaton Rouge

GEG - BTR

GEGBTR

Spokane

Sat 10/11

12:33 pm-11:03 pm

1 stop8h 30m

Baton Rouge Ryan

Sat 10/18

7:10 am-11:43 am

1 stop6h 33m

$339

PortlandBaton Rouge

PDX - BTR

PDXBTR

Portland

Sat 10/4

10:05 pm-9:07 am

1 stop9h 02m

Baton Rouge Ryan

Sat 10/11

4:38 pm-10:08 pm

1 stop7h 30m

$355

PortlandBaton Rouge

PDX - BTR

PDXBTR

Portland

Fri 10/3

12:45 am-3:52 pm

2 stops13h 07m

Baton Rouge Ryan

Sat 10/11

4:38 pm-10:08 pm

1 stop7h 30m

$360

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Tue 12/9

12:45 am-9:37 am

1 stop6h 52m

Baton Rouge Ryan

Sat 12/13

4:23 pm-11:11 pm

1 stop8h 48m

$375

SeattleBaton Rouge

SEA - BTR

SEABTR

Seattle/Tacoma Intl

Mon 10/13

12:59 am-10:37 am

1 stop7h 38m

Baton Rouge Ryan

Tue 10/21

4:28 pm-11:08 pm

1 stop8h 40m

$392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Baton Rouge from

How to get the cheapest flight ticket from State of Washington to Baton Rouge

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

What is the cheapest month to fly to Baton Rouge?

In general, October is the cheapest month to fly from State of Washington to Baton Rouge. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $396. If you’re not able to fly to Baton Rouge in October, then May is your next best option. Flight prices from State of Washington to Baton Rouge during May average around $405.

What is the cheapest day to depart on your flight to Baton Rouge?

The cheapest day to depart from State of Washington to Baton Rouge is on a Saturday. Travelers who choose to depart for Baton Rouge on a Saturday will often find tickets for as low as $415. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $705. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baton Rouge.

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

Our most recent data shows that the best time of day to fly to Baton Rouge is in the evening. Flights from State of Washington to Baton Rouge during this time can be as low as $432. In contrast, the most expensive time of day to depart to Baton Rouge is at noon when prices are around $738.

Cheap State of Washington to Baton Rouge flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Baton Rouge

Direct flights

None
There are no direct flights from State of Washington to Baton Rouge. There are no popular flight routes from State of Washington to Baton Rouge.
Search flight deals

  • When did momondo last update prices for flights from Washington to Baton Rouge Ryan Airport?

    Prices for flights from Washington to Baton Rouge Ryan Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington to Baton Rouge Ryan Airport?

  • How old do you have to be to fly from Washington to Baton Rouge Ryan Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Baton Rouge Ryan Airport.

  • What documentation or ID do you need to fly to Baton Rouge Ryan Airport?

    The travel and health documents you'll need for your trip to Baton Rouge Ryan Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baton Rouge Ryan Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Baton Rouge

Compare and see reviews for airlines that fly from State of Washington to Baton Rouge with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $266Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $287Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $408Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Traveling to a place near Baton Rouge?

Book flights to Baton Rouge if you plan to visit one of these locations
Denham Springs
McComb
Port Allen
Saint Francisville

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Baton Rouge?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Baton Rouge. momondo saves you time and could save you money on your trip.

Can I find flights from Washington to Baton Rouge with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Baton Rouge from Washington with this policy.

How can momondo help me find flights from Washington to Baton Rouge?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Baton Rouge from Washington.

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

If you are simply researching potential flights to Baton Rouge, momondo offers a useful price alert feature which will track prices for flights to Baton Rouge from Washington and alert you when they change.

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