Flights Washington DC → Phoenix
As of November 2026, economy flights from Washington DC to Phoenix have a typical range USD 363–438, median USD 429. Full range across all 568 offers: USD 270–679. We analyzed 568 offers from 9 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Washington DC → Phoenix
Based on 568 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Washington DC → Phoenix
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Frontier Airlines | — | — | — |
| American Airlines | — | — | — |
| American | — | USD 100 | — |
| United | — | USD 95 | — |
| United | — | — | — |
| Southwest Airlines | — | — | — |
| Delta | — | — | — |
| Alaska Airlines | — | — | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Washington DC to Phoenix cost?
Based on 568 offers · November 2026
Washington DC to Phoenix flights ranged from USD 270 to USD 679 across 568 offers analyzed in November 2026. The chart below shows how prices distributed across all 568 offers.
These 568 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 419 and USD 429
What hidden fees do Washington DC to Phoenix flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Washington DC to Phoenix routes. The breakdown below is based on 568 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| F9 | 10 | 3% |
| AA | 10 | 2% |
| American | 100 | 28% |
| United | 95 | 25% |
| UA | 10 | 2% |
| WN | 55 | 11% |
| DL | 10 | 2% |
| AS | 10 | 2% |
American: base ~USD 263 + fees USD 100 = ~USD 363 total. United Airlines: base ~USD 409 + fees USD 10 = ~USD 419 total.
American's USD 100 ancillary fees narrow the gap with United Airlines's lower-fee model — the USD 146 base difference shrinks to USD 56 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Washington DC to Phoenix?
9 airlines flew Washington DC to Phoenix in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Frontier | 12 | — | 270 | n/a |
 Frontier Airlines | 8 | 270–379 | 317 | 10 (3%) |
 American | 19 | — | 363 | 100 (28%) |
 United | 2 | — | 386 | 95 (25%) |
 United Airlines | 127 | 414–428 | 419 | 10 (2%) |
 Southwest Airlines | 66 | 409–679 | 424 | 55 (13%) |
 American Airlines | 161 | 362–429 | 429 | 10 (2%) |
 Delta Air Lines | 172 | 429–438 | 429 | 10 (2%) |
 Alaska Airlines | 1 | — | 468 | 10 (2%) |
Where do the best Washington DC → Phoenix prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Washington DC to Phoenix flights
- Full-service carriers on Washington DC–Phoenix cost 1.2x more than budget airlines (USD 416 vs USD 337 median; overall median USD 429).
- American charges 10.0x more in ancillary fees than AS — USD 100 vs USD 10 avg per booking.
- The same route priced USD 306 apart depending on where it was booked — the lowest median was USD 363. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Washington DC to Phoenix cost?
- Based on 568 offers analyzed, Washington DC to Phoenix flights range from USD 270 to USD 679, with a median price of USD 429. Search for your specific dates →
- What hidden fees should I expect on Washington DC to Phoenix flights?
- On average, ancillary fees (bags, seat selection) add USD 19 to the base fare on Washington DC to Phoenix flights. See itemized fees for your itinerary →
- Which airline is cheapest on Washington DC to Phoenix including all fees?
- Frontier has the lowest median fare on Washington DC to Phoenix at USD 270 (median across 12 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Washington DC–Phoenix flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 363. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Washington DC to Phoenix routes?
- Washington DC to Phoenix has 9 airlines competing, creating a price range from USD 270 to USD 679 across 568 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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