Cheap Flights from DCA to SEA

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The Cheapest Round-trip Tickets from to Seattle

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28 October 202331 October 2023DirectFrontier AirlinesRT from 147

The Cheapest Flights for this Month from to Seattle

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4 October 20235 October 20231 StopJetBlue AirwaysRT from 1 385
5 October 202319 October 20231 StopFrontier AirlinesRT from 375
6 October 20239 October 20231 StopFrontier AirlinesRT from 477
7 October 202314 October 20231 StopFrontier AirlinesRT from 167
8 October 202317 October 20231 StopFrontier AirlinesRT from 286
9 October 202325 October 20231 StopFrontier AirlinesRT from 267
10 October 202328 October 20231 StopFrontier AirlinesRT from 205
11 October 202317 October 20231 StopFrontier AirlinesRT from 217
12 October 202316 October 20231 StopFrontier AirlinesRT from 246
13 October 202317 October 20231 StopFrontier AirlinesRT from 236
14 October 202317 October 20231 StopFrontier AirlinesRT from 224
15 October 20237 November 20231 StopFrontier AirlinesRT from 226
16 October 202331 October 20231 StopFrontier AirlinesRT from 207
17 October 202324 October 20231 StopFrontier AirlinesRT from 157
18 October 202325 October 20231 StopFrontier AirlinesRT from 167
19 October 202324 October 20231 StopFrontier AirlinesRT from 197
20 October 202325 October 20231 StopFrontier AirlinesRT from 205
21 October 202325 October 20231 StopFrontier AirlinesRT from 195
22 October 202325 October 20231 StopFrontier AirlinesRT from 277
23 October 202325 October 20231 StopFrontier AirlinesRT from 197
24 October 202331 October 20231 StopFrontier AirlinesRT from 147
25 October 202331 October 20231 StopFrontier AirlinesRT from 147
26 October 20232 November 20231 StopFrontier AirlinesRT from 205
27 October 202331 October 20231 StopFrontier AirlinesRT from 157
28 October 20231 November 20231 StopFrontier AirlinesRT from 147
29 October 20232 November 20231 StopFrontier AirlinesRT from 215
30 October 20238 November 20231 StopFrontier AirlinesRT from 157
31 October 20237 November 20231 StopFrontier AirlinesRT from 147
1 November 20238 November 20231 StopFrontier AirlinesRT from 147
2 November 20237 November 20231 StopFrontier AirlinesRT from 147
3 November 20237 November 20231 StopFrontier AirlinesRT from 157
4 November 202311 November 20231 StopFrontier AirlinesRT from 147
5 November 20238 November 20231 StopFrontier AirlinesRT from 176
6 November 20238 November 20231 StopFrontier AirlinesRT from 147
7 November 202311 November 20231 StopFrontier AirlinesRT from 147
8 November 202314 November 20231 StopFrontier AirlinesRT from 147
9 November 202314 November 20231 StopFrontier AirlinesRT from 157
10 November 202314 November 20231 StopFrontier AirlinesRT from 176
11 November 202315 November 20231 StopFrontier AirlinesRT from 147
12 November 202315 November 20231 StopFrontier AirlinesRT from 157
13 November 202314 November 20231 StopFrontier AirlinesRT from 166
14 November 202318 November 20231 StopFrontier AirlinesRT from 157
15 November 202329 November 20231 StopFrontier AirlinesRT from 177
16 November 202320 November 20231 StopFrontier AirlinesRT from 227
17 November 202320 November 20231 StopFrontier AirlinesRT from 267
18 November 202328 November 20231 StopFrontier AirlinesRT from 227
19 November 202319 November 20231 StopJetBlue AirwaysRT from 242
20 November 202323 November 20231 StopUnited AirlinesRT from 358
21 November 202328 November 20231 StopJetBlue AirwaysRT from 248
22 November 202328 November 20231 StopFrontier AirlinesRT from 253
23 November 202328 November 20231 StopFrontier AirlinesRT from 207
24 November 202330 November 20231 StopUnited AirlinesRT from 362
25 November 202329 November 20231 StopUnited AirlinesRT from 543
26 November 202330 November 20231 StopJetBlue AirwaysRT from 607
27 November 202311 December 20231 StopFrontier AirlinesRT from 345
28 November 202312 December 20231 StopFrontier AirlinesRT from 207
29 November 20232 December 20231 StopFrontier AirlinesRT from 207
30 November 20233 December 20231 StopFrontier AirlinesRT from 207
1 December 20234 December 20231 StopFrontier AirlinesRT from 207
2 December 20235 December 20231 StopFrontier AirlinesRT from 207
3 December 20234 December 20231 StopFrontier AirlinesRT from 207
4 December 20238 December 20231 StopFrontier AirlinesRT from 207
5 December 20239 December 20231 StopFrontier AirlinesRT from 207
6 December 202312 December 20231 StopFrontier AirlinesRT from 207
7 December 20239 December 20231 StopFrontier AirlinesRT from 207
8 December 202310 December 20231 StopFrontier AirlinesRT from 207
9 December 202311 December 20231 StopFrontier AirlinesRT from 207
10 December 202311 December 20231 StopJetBlue AirwaysRT from 281
11 December 202312 December 20231 StopJetBlue AirwaysRT from 248
12 December 20238 January 20241 StopFrontier AirlinesRT from 207
13 December 20233 January 20241 StopFrontier AirlinesRT from 207
14 December 202310 January 20241 StopFrontier AirlinesRT from 207
15 December 202310 January 20241 StopFrontier AirlinesRT from 219
16 December 202310 January 20241 StopFrontier AirlinesRT from 257
17 December 20236 January 20241 StopFrontier AirlinesRT from 236
18 December 20239 January 20241 StopFrontier AirlinesRT from 227
19 December 202325 December 20231 StopUnited AirlinesRT from 383
20 December 202310 January 20241 StopFrontier AirlinesRT from 307
21 December 20233 January 20241 StopFrontier AirlinesRT from 386
22 December 202325 December 2023DirectAlaska AirlinesRT from 667
23 December 20236 January 20241 StopFrontier AirlinesRT from 386
24 December 202315 January 20241 StopFrontier AirlinesRT from 285
25 December 20233 January 20241 StopFrontier AirlinesRT from 304
26 December 202316 January 20241 StopAlaska AirlinesRT from 571
27 December 202317 January 2024DirectAlaska AirlinesRT from 597
28 December 20233 January 20241 StopFrontier AirlinesRT from 477
29 December 20237 January 20241 StopUnited AirlinesRT from 543
30 December 20233 January 20241 StopFrontier AirlinesRT from 286
31 December 20233 January 20241 StopJetBlue AirwaysRT from 491
1 January 20247 January 20241 StopFrontier AirlinesRT from 495
2 January 202415 January 20241 StopFrontier AirlinesRT from 207
3 January 202412 January 20241 StopFrontier AirlinesRT from 207
4 January 202410 January 20241 StopFrontier AirlinesRT from 236
5 January 20248 January 20241 StopFrontier AirlinesRT from 256
6 January 20249 January 20241 StopFrontier AirlinesRT from 207
7 January 202411 January 20241 StopFrontier AirlinesRT from 229
8 January 202412 January 20241 StopFrontier AirlinesRT from 211
9 January 202413 January 20241 StopFrontier AirlinesRT from 207
10 January 202411 January 20241 StopJetBlue AirwaysRT from 248
11 January 202415 January 20241 StopFrontier AirlinesRT from 207
12 January 202415 January 20241 StopFrontier AirlinesRT from 207
13 January 202420 January 20241 StopFrontier AirlinesRT from 207
14 January 202415 January 20241 StopJetBlue AirwaysRT from 248
15 January 202416 January 20241 StopJetBlue AirwaysRT from 281
16 January 202417 January 20241 StopJetBlue AirwaysRT from 248
17 January 202421 January 20241 StopFrontier AirlinesRT from 207
18 January 202422 January 20241 StopFrontier AirlinesRT from 215
19 January 202420 January 20241 StopJetBlue AirwaysRT from 248
20 January 202421 January 20241 StopJetBlue AirwaysRT from 281
21 January 202424 January 20241 StopJetBlue AirwaysRT from 239
22 January 202423 January 20241 StopJetBlue AirwaysRT from 248
23 January 202430 January 20241 StopJetBlue AirwaysRT from 239
24 January 202425 January 20241 StopJetBlue AirwaysRT from 248
25 January 202426 January 20241 StopJetBlue AirwaysRT from 248
26 January 202427 January 20241 StopJetBlue AirwaysRT from 248
27 January 20244 February 20241 StopFrontier AirlinesRT from 225
28 January 202431 January 20241 StopJetBlue AirwaysRT from 248
29 January 202430 January 20241 StopJetBlue AirwaysRT from 248
30 January 202431 January 20241 StopJetBlue AirwaysRT from 248
31 January 20241 February 20241 StopJetBlue AirwaysRT from 248
1 February 20244 February 20241 StopFrontier AirlinesRT from 229
2 February 20245 February 20241 StopFrontier AirlinesRT from 243
4 February 20244 February 2024DirectAlaska AirlinesRT from 392
6 February 202422 February 20241 StopJetBlue AirwaysRT from 281
8 February 202413 February 20241 StopUnited AirlinesRT from 348
9 February 202412 February 20241 StopFrontier AirlinesRT from 243
10 February 202418 February 20241 StopFrontier AirlinesRT from 295
11 February 202416 February 20241 StopUnited AirlinesRT from 461
13 February 202420 February 20241 StopFrontier AirlinesRT from 261
14 February 20241 March 20241 StopFrontier AirlinesRT from 307
15 February 202420 February 20241 StopFrontier AirlinesRT from 279
16 February 202419 February 20241 StopFrontier AirlinesRT from 313
20 February 202427 February 20241 StopFrontier AirlinesRT from 279
22 February 202427 February 20241 StopFrontier AirlinesRT from 279
27 February 20242 March 20241 StopFrontier AirlinesRT from 279
29 February 20245 March 20241 StopFrontier AirlinesRT from 279
1 March 20243 March 20241 StopFrontier AirlinesRT from 347
3 March 20249 March 20241 StopJetBlue AirwaysRT from 314
4 March 202422 March 20241 StopJetBlue AirwaysRT from 314
6 March 202410 March 20241 StopJetBlue AirwaysRT from 353
7 March 202411 March 20241 StopJetBlue AirwaysRT from 314
8 March 202412 March 20241 StopJetBlue AirwaysRT from 353
9 March 202416 March 20241 StopJetBlue AirwaysRT from 536
10 March 202424 March 20241 StopJetBlue AirwaysRT from 314
11 March 202419 March 20241 StopUnited AirlinesRT from 348
12 March 202416 March 20241 StopJetBlue AirwaysRT from 529
13 March 202420 March 20241 StopUnited AirlinesRT from 348
14 March 202417 March 20241 StopJetBlue AirwaysRT from 353
15 March 202419 March 20241 StopJetBlue AirwaysRT from 314
17 March 202423 March 20241 StopJetBlue AirwaysRT from 353
19 March 202426 March 20241 StopJetBlue AirwaysRT from 314
20 March 20242 April 20241 StopJetBlue AirwaysRT from 353
21 March 202428 March 20241 StopJetBlue AirwaysRT from 353
22 March 20241 April 20241 StopJetBlue AirwaysRT from 353
23 March 20241 April 20241 StopJetBlue AirwaysRT from 414
24 March 202428 March 20241 StopUnited AirlinesRT from 487
25 March 202428 March 20241 StopUnited AirlinesRT from 422
26 March 20241 April 20241 StopUnited AirlinesRT from 451
27 March 20243 April 20241 StopJetBlue AirwaysRT from 353
28 March 202428 March 20241 StopJetBlue AirwaysRT from 386
29 March 20242 April 20241 StopJetBlue AirwaysRT from 392
30 March 202416 April 20241 StopJetBlue AirwaysRT from 463
2 April 20249 April 20241 StopJetBlue AirwaysRT from 392
3 April 20248 April 20241 StopJetBlue AirwaysRT from 353
4 April 20247 April 20241 StopJetBlue AirwaysRT from 392
5 April 202410 April 20241 StopJetBlue AirwaysRT from 453
7 April 202412 April 20241 StopAlaska AirlinesRT from 511
9 April 202416 April 20241 StopUnited AirlinesRT from 362
10 April 202417 April 20241 StopUnited AirlinesRT from 348
11 April 202415 April 20241 StopJetBlue AirwaysRT from 448
12 April 202421 April 20241 StopJetBlue AirwaysRT from 634
15 April 202427 April 20241 StopJetBlue AirwaysRT from 401
16 April 202423 April 20241 StopUnited AirlinesRT from 396
22 April 202422 April 20241 StopUnited AirlinesRT from 403
23 April 202430 April 20241 StopJetBlue AirwaysRT from 365
25 April 202429 April 20241 StopJetBlue AirwaysRT from 353
27 April 202430 April 20241 StopJetBlue AirwaysRT from 412
28 April 20245 May 20241 StopUnited AirlinesRT from 477
29 April 20245 May 20241 StopJetBlue AirwaysRT from 399
1 May 20244 May 20241 StopUnited AirlinesRT from 387
2 May 20246 May 20241 StopUnited AirlinesRT from 450
3 May 202411 May 20241 StopJetBlue AirwaysRT from 440
4 May 202418 May 20241 StopUnited AirlinesRT from 442
6 May 202413 May 20241 StopUnited AirlinesRT from 410
8 May 202418 May 20241 StopUnited AirlinesRT from 396
9 May 202418 May 20241 StopUnited AirlinesRT from 487
10 May 202418 May 20241 StopJetBlue AirwaysRT from 392
13 May 202418 May 20241 StopUnited AirlinesRT from 572
17 May 20244 June 20241 StopJetBlue AirwaysRT from 461
19 May 20245 June 20241 StopJetBlue AirwaysRT from 537
20 May 202428 May 20241 StopJetBlue AirwaysRT from 468
22 May 202428 May 20241 StopJetBlue AirwaysRT from 453
24 May 202427 May 20241 StopJetBlue AirwaysRT from 582
26 May 20242 June 20241 StopUnited AirlinesRT from 596
29 May 202429 May 20241 StopUnited AirlinesRT from 458
30 May 20244 June 20241 StopUnited AirlinesRT from 423
31 May 20244 June 20241 StopUnited AirlinesRT from 483
1 June 20249 June 20241 StopJetBlue AirwaysRT from 544
3 June 20247 June 20241 StopUnited AirlinesRT from 424
4 June 202414 June 2024DirectAlaska AirlinesRT from 447
5 June 202419 June 20241 StopJetBlue AirwaysRT from 526
6 June 202414 June 20241 StopJetBlue AirwaysRT from 511
7 June 202416 June 20241 StopJetBlue AirwaysRT from 584
8 June 202415 June 20241 StopUnited AirlinesRT from 648
9 June 202421 June 20241 StopJetBlue AirwaysRT from 570
10 June 202421 June 2024DirectAlaska AirlinesRT from 477
11 June 202421 June 2024DirectAlaska AirlinesRT from 427
12 June 202417 June 20241 StopUnited AirlinesRT from 569
13 June 202421 June 20242 StopsUnited AirlinesRT from 649
14 June 202417 June 20241 StopJetBlue AirwaysRT from 536
15 June 202423 June 20241 StopJetBlue AirwaysRT from 584
18 June 202418 July 20241 StopAlaska AirlinesRT from 487
19 June 20241 July 20241 StopUnited AirlinesRT from 478
20 June 202428 June 20241 StopJetBlue AirwaysRT from 738
21 June 202428 June 20241 StopJetBlue AirwaysRT from 790
22 June 202426 June 20241 StopAlaska AirlinesRT from 491
24 June 20244 July 2024DirectAlaska AirlinesRT from 467
25 June 20245 July 2024DirectAlaska AirlinesRT from 467
29 June 20243 July 2024DirectAlaska AirlinesRT from 477
30 June 20248 July 20241 StopUnited AirlinesRT from 571
1 July 20249 July 20241 StopUnited AirlinesRT from 572
2 July 202413 July 20241 StopUnited AirlinesRT from 461
3 July 202411 July 20241 StopJetBlue AirwaysRT from 536
4 July 202412 July 20241 StopUnited AirlinesRT from 582
5 July 202415 July 20241 StopDelta Air LinesRT from 576
6 July 202413 July 2024DirectAlaska AirlinesRT from 497
8 July 202416 July 20241 StopJetBlue AirwaysRT from 536
9 July 202423 July 20241 StopUnited AirlinesRT from 417
11 July 202419 July 20241 StopDelta Air LinesRT from 632
12 July 202414 July 20241 StopJetBlue AirwaysRT from 584
15 July 202415 July 20241 StopJetBlue AirwaysRT from 482
16 July 202422 July 2024DirectAlaska AirlinesRT from 447
17 July 202424 July 20241 StopJetBlue AirwaysRT from 526
19 July 202428 July 20241 StopUnited AirlinesRT from 662
20 July 202425 July 2024DirectAlaska AirlinesRT from 427
21 July 202427 July 20241 StopAlaska AirlinesRT from 506
22 July 20245 August 20241 StopJetBlue AirwaysRT from 583
24 July 20243 August 20241 StopJetBlue AirwaysRT from 536
26 July 202411 August 20241 StopUnited AirlinesRT from 662
27 July 20247 August 20241 StopAlaska AirlinesRT from 511
29 July 20246 August 20241 StopUnited AirlinesRT from 583
30 July 20247 August 20241 StopUnited AirlinesRT from 413
31 July 20247 August 2024DirectAlaska AirlinesRT from 397
1 August 20246 August 20241 StopUnited AirlinesRT from 543
2 August 202411 August 20241 StopJetBlue AirwaysRT from 584
3 August 202410 August 20241 StopAlaska AirlinesRT from 481
5 August 202413 August 20241 StopUnited AirlinesRT from 478
6 August 202421 August 20241 StopUnited AirlinesRT from 461
8 August 202418 August 20241 StopDelta Air LinesRT from 616
9 August 202414 August 20241 StopUnited AirlinesRT from 556
11 August 202418 August 20242 StopsJetBlue AirwaysRT from 614
13 August 202419 August 20241 StopUnited AirlinesRT from 431
14 August 202423 August 20242 StopsUnited AirlinesRT from 758
15 August 202422 August 20241 StopUnited AirlinesRT from 503
16 August 202426 August 20241 StopUnited AirlinesRT from 483
21 August 202425 August 20241 StopUnited AirlinesRT from 526

The Cheapest Flights from to Seattle for the Year Ahead

Departure atReturn atStopsAirlineFind tickets
28 October 202331 October 20231 StopFrontier AirlinesRT from 147
2 November 20237 November 20231 StopFrontier AirlinesRT from 147
1 December 20233 December 20231 StopFrontier AirlinesRT from 207
9 January 202413 January 20241 StopFrontier AirlinesRT from 207
1 February 20244 February 20241 StopFrontier AirlinesRT from 229
7 March 202411 March 20241 StopJetBlue AirwaysRT from 314
10 April 202417 April 20241 StopUnited AirlinesRT from 348
1 May 20244 May 20241 StopUnited AirlinesRT from 387
3 June 20247 June 20241 StopUnited AirlinesRT from 424
31 July 20247 August 2024DirectAlaska AirlinesRT from 397
13 August 202419 August 20241 StopUnited AirlinesRT from 431
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