Cheap flights from Seattle (SEA) to Reagan-National (DCA) from $113

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — DCA
May 29 — Jun 51

The best prices from Seattle/Tacoma Intl to Washington, D.C. Reagan-National are usually found in September or January, booked 75 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Seattle to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 24, 2024.

Popular in

December

Cheapest in

September

Round-trip from

$235

One-way from

$115
High demand for flights, 19% potential price rise
Best time to find cheap flights, 19% potential price drop
From Seattle/Tacoma Intl to Washington, D.C. Reagan-National
One-way flight from Seattle/Tacoma Intl to Washington, D.C. Reagan-National

What is the cheapest day to fly round-trip from Seattle to Washington, D.C. Reagan-National Airport?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Seattle to Washington, D.C. Reagan-National Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 78% on flights from Seattle to Washington, D.C. Reagan-National Airport compared to booking the week you need them. Waiting 50 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $452. For sooner than that we have options available in the next 3 days from $635.

What is the cheapest month to fly from Seattle to Washington, D.C. Reagan-National Airport?

February is one of the best times of the year to fly to Washington, D.C. Reagan-National Airport from Seattle. Prices for February average $402 per person but you can even find prices for as low as $125. The most expensive prices can be found in the month of June. Opting for a February flight can save you 23% on your journey compared to booking in June

When is the cheapest time to fly from Seattle to Washington, D.C. Reagan-National Airport (SEA - DCA)?

Unlike in the morning, when flights are generally more expensive, you can save up to 47% on flights from Seattle to Washington, D.C. Reagan-National Airport by exploring options for tickets in the afternoon.

Cheap Alaska Airlines flights from Seattle to Reagan-National

Explore cheap flight options specifically provided by Alaska Airlines for the route between Seattle and Reagan-National. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Find some of the cheapest Alaska Airlines flights traveling from Seattle to Washington, D.C.. Deals update often to give you more flight options matching your criteria
Wed 8/288:43 amSEA - DCA
Nonstop5h 05mAlaska Airlines
Mon 9/25:49 pmDCA - SEA
Nonstop5h 53mAlaska Airlines
Deal found 5/23$427
Wed 8/281:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Sun 9/18:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$437
Sun 6/27:00 pmSEA - DCA
1 stop22h 59mAlaska Airlines
Thu 6/69:30 amDCA - SEA
2 stops29h 04mAlaska Airlines
Deal found 5/23$697
Fri 5/317:00 amSEA - DCA
1 stop10h 59mAlaska Airlines
Sun 6/29:30 amDCA - SEA
2 stops11h 19mAlaska Airlines
Deal found 5/21$842
Thu 5/301:47 pmSEA - DCA
Nonstop5h 12mAlaska Airlines
Wed 6/58:00 amDCA - SEA
Nonstop5h 40mAlaska Airlines
Deal found 5/22$1,127
Tue 5/281:47 pmSEA - DCA
Nonstop5h 12mAlaska Airlines
Thu 5/308:00 amDCA - SEA
Nonstop5h 40mAlaska Airlines
Deal found 5/23$1,136
Wed 5/291:47 pmSEA - DCA
Nonstop5h 12mAlaska Airlines
Fri 5/318:00 amDCA - SEA
Nonstop5h 40mAlaska Airlines
Deal found 5/21$1,197
Thu 5/307:35 amSEA - DCA
1 stop7h 04mAlaska Airlines
Fri 5/315:45 pmDCA - SEA
Nonstop5h 43mAlaska Airlines
Deal found 5/21$1,206
Tue 5/281:47 pmSEA - DCA
Nonstop5h 12mAlaska Airlines
Wed 6/58:00 amDCA - SEA
Nonstop5h 40mAlaska Airlines
Deal found 5/22$1,217

Cheap United Airlines flights from Seattle to Reagan-National

Explore cheap flight options specifically provided by United Airlines for the route between Seattle and Reagan-National. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Some of the best deals we've found on United Airlines flights traveling from Seattle to Washington, D.C.. Make sure to examine the flight information before completing your reservation.
Tue 7/912:30 amSEA - DCA
1 stop7h 09mUnited Airlines
Tue 7/166:04 pmDCA - SEA
1 stop9h 38mUnited Airlines
Deal found 5/23$396
Sat 8/312:30 amSEA - DCA
1 stop7h 09mUnited Airlines
Mon 8/125:00 pmDCA - SEA
1 stop8h 22mUnited Airlines
Deal found 5/23$434
Thu 5/303:35 pmSEA - DCA
2 stops13h 14mUnited Airlines
Wed 6/512:55 pmDCA - SEA
1 stop9h 29mUnited Airlines
Deal found 5/22$621
Thu 5/303:35 pmSEA - DCA
2 stops13h 14mUnited Airlines
Wed 6/57:00 amDCA - SEA
3 stops20h 46mUnited Airlines
Deal found 5/22$650
Sun 6/210:44 pmSEA - DCA
1 stop7h 39mUnited Airlines
Mon 6/34:40 pmDCA - SEA
2 stops11h 06mUnited Airlines
Deal found 5/23$659
Thu 5/303:35 pmSEA - DCA
2 stops13h 14mUnited Airlines
Wed 6/56:30 amDCA - SEA
2 stops10h 56mUnited Airlines
Deal found 5/22$665
Sat 6/16:15 amSEA - DCA
2 stops13h 28mUnited Airlines
Thu 6/67:00 amDCA - SEA
1 stop8h 58mUnited Airlines
Deal found 5/23$673
Wed 5/2912:30 pmSEA - DCA
1 stop7h 13mUnited Airlines
Mon 6/34:40 pmDCA - SEA
2 stops11h 06mUnited Airlines
Deal found 5/22$763
Thu 5/3012:25 amSEA - DCA
1 stop7h 29mUnited Airlines
Sun 6/211:00 amDCA - SEA
1 stop11h 24mUnited Airlines
Deal found 5/21$1,418

Cheap Seattle to Reagan-National flights in May & June 2024

Find cheap flight options from Seattle to Reagan-National specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Prices were last updated on May 24, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Sat 6/812:59 pmDCA - SEA
1 stop11h 37mFrontier
Deal found 5/23$240
Sat 6/110:22 amSEA - DCA
1 stop22h 41mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/23$257
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Tue 6/117:00 amDCA - SEA
1 stop15h 10mFrontier
Deal found 5/23$258
Mon 6/39:40 amSEA - DCA
1 stop9h 19mFrontier
Sat 6/812:59 pmDCA - SEA
1 stop11h 37mFrontier
Deal found 5/23$264
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Mon 6/106:59 pmDCA - SEA
1 stop16h 40mFrontier
Deal found 5/23$265
Thu 5/309:30 amSEA - DCA
1 stop29h 37mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/22$266
Wed 6/59:41 pmSEA - DCA
1 stop11h 24mFrontier
Sun 6/97:00 amDCA - SEA
1 stop27h 06mFrontier
Deal found 5/23$270
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Fri 6/76:59 pmDCA - SEA
1 stop18h 27mFrontier
Deal found 5/23$273
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Sun 6/97:00 amDCA - SEA
1 stop27h 06mFrontier
Deal found 5/23$274

Seattle to Reagan-National 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Reagan-National in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 9/189:37 amSEA - DCA
1 stop9h 22mFrontier
Wed 9/2512:59 pmDCA - SEA
1 stop11h 12mFrontier
Deal found 5/23$236
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Sat 6/812:59 pmDCA - SEA
1 stop11h 37mFrontier
Deal found 5/23$240
Mon 9/2310:08 pmSEA - DCA
1 stop11h 01mFrontier
Mon 9/3012:59 pmDCA - SEA
1 stop11h 12mFrontier
Deal found 5/23$255
Sat 6/110:22 amSEA - DCA
1 stop22h 41mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/23$257
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Tue 6/117:00 amDCA - SEA
1 stop15h 10mFrontier
Deal found 5/23$258
Fri 8/3010:08 pmSEA - DCA
1 stop17h 01mFrontier
Thu 9/56:59 pmDCA - SEA
1 stop29h 12mFrontier
Deal found 5/22$261
Mon 6/39:40 amSEA - DCA
1 stop9h 19mFrontier
Sat 6/812:59 pmDCA - SEA
1 stop11h 37mFrontier
Deal found 5/23$264
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Mon 6/106:59 pmDCA - SEA
1 stop16h 40mFrontier
Deal found 5/23$265
Thu 5/309:30 amSEA - DCA
1 stop29h 37mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/22$266

Non-stop flights to Reagan-National from Seattle

Discover non-stop flight options from Seattle to Reagan-National. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
If you're seeking options on non-stop flights from Seattle to Washington, D.C., check out these fares. Users seeking other options on flights from Seattle to Washington, D.C. should update the search form at the top of the page.
Wed 9/181:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Wed 9/258:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$397
Wed 8/288:43 amSEA - DCA
Nonstop5h 05mAlaska Airlines
Mon 9/25:49 pmDCA - SEA
Nonstop5h 53mAlaska Airlines
Deal found 5/23$427
Wed 8/281:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Sun 9/18:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$434
Wed 8/281:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Sun 9/18:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$437
Thu 8/298:43 amSEA - DCA
Nonstop5h 05mAlaska Airlines
Sun 9/18:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$467
Thu 8/228:43 amSEA - DCA
Nonstop5h 05mAlaska Airlines
Sun 8/258:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/22$517
Wed 9/111:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Fri 9/205:49 pmDCA - SEA
Nonstop5h 53mAlaska Airlines
Deal found 5/23$527
Sat 9/211:55 pmSEA - DCA
Nonstop5h 04mAlaska Airlines
Sun 9/298:00 amDCA - SEA
Nonstop5h 48mAlaska Airlines
Deal found 5/23$547
Thu 10/171:57 pmSEA - DCA
Nonstop5h 02mAlaska Airlines
Sun 10/205:40 pmDCA - SEA
Nonstop5h 55mAlaska Airlines
Deal found 5/23$557

Seattle to Reagan-National flights leaving soon

Find last-minute flight options from Seattle to Reagan-National for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Consider one of these great deals we found on last-minute flights from Seattle to Washington, D.C.. Users should be sure to double check the price, date, and time of their last-minute flight.
Sat 6/110:08 pmSEA - DCA
1 stop10h 55mFrontier
Sat 8/316:59 pmDCA - SEA
1 stop16h 38mFrontier
Deal found 5/22$237
Sat 6/110:22 amSEA - DCA
1 stop22h 41mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/23$257
Thu 5/309:30 amSEA - DCA
1 stop29h 37mFrontier
Wed 6/57:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/22$266
Sat 6/110:22 amSEA - DCA
1 stop8h 37mFrontier
Tue 6/412:55 pmDCA - SEA
1 stop9h 19mFrontier
Deal found 5/22$273
Sat 6/110:08 pmSEA - DCA
1 stop10h 55mFrontier
Sat 6/812:59 pmDCA - SEA
1 stop11h 37mFrontier
Deal found 5/22$274
Sat 6/110:08 pmSEA - DCA
1 stop10h 55mFrontier
Mon 6/177:00 amDCA - SEA
1 stop11h 15mFrontier
Deal found 5/22$277
Sat 6/110:22 amSEA - DCA
1 stop8h 37mFrontier
Mon 6/36:57 pmDCA - SEA
1 stop27h 17mFrontier
Deal found 5/22$278
Sat 6/110:22 amSEA - DCA
1 stop8h 37mFrontier
Wed 6/127:00 amDCA - SEA
1 stop16h 48mFrontier
Deal found 5/22$279
Sat 6/110:22 amSEA - DCA
1 stop8h 37mFrontier
Fri 6/77:00 amDCA - SEA
1 stop30h 26mFrontier
Deal found 5/22$283

One-way flights to Reagan-National from Seattle

Search for one-way flight options from Seattle to Reagan-National. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a look at some of the best available options we've come across on one-way flights from Seattle to Washington, D.C.. Users needing a return flight from Seattle to Washington, D.C. should utilize the search form above.
Wed 9/410:08 pmSEA - DCA
1 stop11h 01mFrontier
Deal found 5/23$113
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Deal found 5/22$114
Thu 7/48:50 pmSEA - DCA
1 stop10h 53mJetBlue
Deal found 5/22$115
Wed 6/59:41 pmSEA - DCA
1 stop11h 24mFrontier
Deal found 5/22$117
Tue 6/48:14 pmSEA - DCA
1 stop12h 47mFrontier
Deal found 5/22$118
Wed 6/59:41 pmSEA - DCA
1 stop21h 16mFrontier
Deal found 5/22$124
Sat 6/110:08 pmSEA - DCA
1 stop10h 55mFrontier
Deal found 5/22$128
Wed 8/2110:08 pmSEA - DCA
1 stop11h 01mFrontier
Deal found 5/22$131
Sat 6/110:08 pmSEA - DCA
1 stop10h 55mFrontier
Deal found 5/22$133

Find flights from Seattle to Reagan-National within your budget

Customize your flight search to find flights from Seattle to Reagan-National 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, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$236 - $427

Route

Depart

Return

Price

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 9/18

1 stop9h 22m

Washington, D.C. Reagan-National

Wed 9/25

1 stop11h 12m

$236

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 6/4

1 stop12h 47m

Washington, D.C. Reagan-National

Sat 6/8

1 stop11h 37m

$240

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Mon 9/23

1 stop11h 01m

Washington, D.C. Reagan-National

Mon 9/30

1 stop11h 12m

$255

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 10/23

1 stop10h 21m

Washington, D.C. Reagan-National

Tue 10/29

1 stop10h 29m

$278

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 9/19

1 stop8h 13m

Washington, D.C. Reagan-National

Tue 9/24

1 stop7h 53m

$297

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 8/15

1 stop7h 11m

Washington, D.C. Reagan-National

Mon 8/19

1 stop8h 28m

$307

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 6/12

Nonstop5h 12m

Washington, D.C. Reagan-National

Mon 6/17

1 stop11h 15m

$354

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 7/9

1 stop7h 09m

Washington, D.C. Reagan-National

Tue 7/16

1 stop9h 38m

$396

Seattle/Tacoma IntlWashington, D.C. Reagan-National

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 8/28

Nonstop5h 05m

Washington, D.C. Reagan-National

Mon 9/2

Nonstop5h 53m

$427

Flights are sorted by cheapest first

Deals found on 5/23

When is the best time to book a flight from Seattle to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Reagan-National. Price data was last updated on May 22, 2024.
The price you pay for your flight from Seattle to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Seattle to Washington, D.C. Reagan-National Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Reagan-National. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Washington, D.C. Reagan-National Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

35.6 - 80.6 °F

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated May 24, 2024.
Read reviews from past customers who have flown Alaska Airlines, United Airlines and Frontier from Seattle to Washington, D.C.. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,997 reviews
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.1
Very good
9,175 reviews
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

8.0
Very good
10,561 reviews
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.6
Good
4,417 reviews
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

7.5
Good
2,895 reviews
Southwest
8.2
Very good
5,997 reviews

Entertainment

7.8

Comfort

8.1

Overall

8.2

Boarding

8.3

Crew

8.7

Food

7.3

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Seattle to Washington, D.C. Reagan-National?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Washington, D.C. Reagan-National. 6 airlines have flights from Seattle/Tacoma Intl to Washington, D.C. Reagan-National on a regular basis. Booking flights from Seattle/Tacoma Intl to Washington, D.C. Reagan-National should not be difficult; the airport handles an average of 6 outbound flights to Washington, D.C. Reagan-National per day.

  • Can I find flights from Seattle to Washington, D.C. Reagan-National Airport for under $300 on Cheapflights?

    Yes, there are multiple flights from Seattle to Washington, D.C. Reagan-National Airport for under $300. The cheapest flight booked recently is on Frontier for just $236, but on average you can expect to pay $270.

  • Are there nonstop flights from Seattle to Washington, D.C. Reagan-National Airport for under $400 on Cheapflights?

    Cheapflights has at least 20 direct flights from Seattle to Washington, D.C. Reagan-National Airport under $400. A good price for a nonstop flight from Seattle to Washington, D.C. Reagan-National Airport is less than $586.

  • Are there last-minute flights available from Seattle to Washington, D.C. Reagan-National Airport for under $300?

    There are currently 20+ open flights from Seattle to Washington, D.C. Reagan-National Airport within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Seattle to Washington, D.C. Reagan-National Airport round-trip?

    Our cheapest airline available from Seattle to Washington, D.C. Reagan-National Airport is Frontier. Our recent data shows that you can find tickets from as low as $236 on this airline. Additional options worth looking into are JetBlue and American Airlines, starting at $278 and $297 round-trip. Frontier is 52% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Seattle to Washington, D.C. Reagan-National Airport one-way?

    The cheapest airlines for a one-way flight from Seattle to Washington, D.C. Reagan-National Airport are Frontier ($113), JetBlue ($115), and American Airlines ($143).

  • What are the most reliable airlines from Seattle to Washington, D.C. Reagan-National Airport?

    No one likes to see their flight delayed. When booking a flight from Seattle to Washington, D.C. Reagan-National Airport consider choosing Alaska Airlines (76%), Air Tahiti Nui (76%) or Japan Airlines (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Washington, D.C. Reagan-National Airport?

    Looking for the cheapest flight from Seattle to Washington, D.C. Reagan-National Airport? While on average our users pay $485, our data indicates the cheapest price to be $233. The most popular route (Seattle/Tacoma Intl - Washington, D.C. Reagan-National), is priced around $237.

  • What does SEA to DCA mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Washington, D.C. Reagan-National Airport (DCA). Codes like Washington, D.C. Reagan-National Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Seattle to Reagan-National that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Reagan-National flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Reagan-National with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Reagan-National flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Seattle to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Reagan-National?

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

  • Can I find deals for business class flights from Seattle to Reagan-National?

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

  • Can I find deals for flights from Seattle to Reagan-National that allow pets onboard?

    Many airlines flying from Seattle to Reagan-National offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Reagan-National?

    Yes, you can often find last-minute deals on Seattle to Reagan-National flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Washington, D.C. Reagan-National Airport flight deals updated?

    The Seattle to Washington, D.C. Reagan-National Airport flight deals you see on this page were last updated on 5/23.

  • What are the most popular airlines that fly from Seattle to Washington, D.C. Reagan-National Airport?

  • When is the best time to book a flight from Seattle to Washington, D.C. Reagan-National Airport?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Washington, D.C. Reagan-National Airport (average of $261). Flying from Seattle to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $343). 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.

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Top 6 airlines flying from Seattle to Reagan-National

Discover the top 6 airlines that operate flights from Seattle to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$266FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapest$172Average$306FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
United AirlinesCheapest$214Average$446FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$263Average$454FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$273Average$596FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$284Average$647FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from Seattle to Reagan-National by cabin class

Find flights from Seattle to Reagan-National, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Seattle to Reagan-National

Find hourly flight availability from Seattle to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 24, 2024.